Answer:
y = 1/4x + 4
Step-by-step explanation:
y = mx + b
Since the lines are parallel, the slope is the same. m = 1/4
y = 1/4x + b
Substitute (4,5)
5 = 1/4(4) + b
5 = 1 + b
4 = b
The y-intercept is (0, 4).
y = 1/4x + 4
RP and TP are tangent to OS and OW, and VP = 50. What is RP?
R
Q
Q
V
11
W
S
50
U
RP=
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The value of length of RP from the figure is 111.
From the given figure we can see that two circles.
For smaller circle,
the radius is = 11 units.
So, WQ = WV = WU = 11 [Since radii of same circle]
Now, VP = 50
So, WP = WV + VP = 11 + 50 = 61 units.
We know that the tangent at any point on circle is perpendicular to the radius of the circle passing through that point.
So, here triangle WPU is a right angled triangle with right angle at point U.
So, WP is the hypotenuse. So by Pythagoras theorem,
WP² = PU² + WU²
PU² = WP² - WU² = 61² - 11² = 3600
PU = 60 [Since length cannot be negative so we cannot take the negative result of square root.]
From the figure, TP = TU + PU = 51 + 60 = 111 units.
We also know that from an external point, if we draw two tangents to a circle then they are equal.
So, here from external point P we drew two tangents to the circle with center S and that are TP and RP.
So, RP = TP = 111.
Hence the value pf RP is 111.
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The question is incomplete. The complete question will be -
name the angles which measures three right angles
Answer:
well its a right angle.. so there’s gonna be 3, right angles.. i’m so confusedd
Step-by-step explanation:
is the wonderful wizard of oz a parable to teach the lessons of the populist era at the end of the 19 th century?
The Wonderful Wizard of Oz, according to American historian Henry Littlefield, was a metaphor for the 1890s Populist movement, which was an uprising by disaffected manufacturing and agricultural workers to gain control from the financial elite. Littlefield made this claim in 1964.
What is Wizard of Oz?Judy Garland's character Dorothy and her dog Toto are carried away in their home to the fantastical country of Oz as a cyclone tear across Kansas.
As they travel along the Yellow Brick Road to the Emerald City to visit the Wizard, they encounter characters like the brainless Scarecrow (Ray Bolger), the heartless Tin Man (Jack Haley), and the Cowardly Lion (Bert Lahr).
The Wizard of Oz set and filming process was toxic, from bosses demanding their injured and sickly players return to set despite still needing to heal to the director smacking a 16-year-old and forcing her to take drugs to control her hunger and keep thin.
Therefore, the Wonderful Wizard of Oz, according to American historian Henry Littlefield, was a metaphor for the 1890s Populist movement, which was an uprising by disaffected manufacturing and agricultural workers to gain control from the financial elite. Littlefield made this claim in 1964.
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Emily used 27 centimeters of tape to wrap 3 presents. How much tape will Emily need in all if she has to wrap 5 presents? Assume the relationship is directly proportional.
? centimeters
Answer: 45 centimeters
Step-by-step explanation:
27 - 3
divide both by 3
9 - 1
multiply by 5
45 - 5
Answer:
45 Centimeters.
Step-by-step explanation:
27 / 3 = 9
9 x 5 = 45
What is the equation of this line?
y=−3x−4/3
y=4/3x−3
y=3/4x−3
y=−3x− 3/4
Answer:
y=4/3x-3
Step-by-step explanation:
+4x-(-3y)=1-1/3
Hudson and Knox are in a race. Hudson is running at a speed of 8. 8 feet per second. Knox got a 30-foot head start and is running at a speed of 6. 3 feet per second. How many seconds will it take until Hudson and Knox have run the same number of feet? Write the equation
It will take 12 seconds until Hudson and Knox have run the same number of feet.
Let's denote the time it takes until Hudson and Knox have run the same number of feet as "t" (in seconds).
The distance Hudson runs can be calculated by multiplying his speed (8.8 feet/second) by the time "t". Thus, the distance Hudson covers is 8.8t feet.
Knox, on the other hand, had a head start of 30 feet. So the distance Knox covers can be calculated by multiplying his speed (6.3 feet/second) by the time "t" and adding the head start of 30 feet. Thus, the distance Knox covers is 6.3t + 30 feet.
To find the time when both runners have covered the same distance, we set their distances equal to each other:
8.8t = 6.3t + 30
Simplifying the equation:
2.5t = 30
Dividing both sides by 2.5:
t = 30 / 2.5
t = 12
Therefore, it will take 12 seconds until Hudson and Knox have run the same number of feet.
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20points!!!!!
A rectangle measuring 5 cm by 3 cm
is scaled up to create an image with
side lengths of 7.5 cm and 4.5 cm.
How do the areas of the
two similar figures compare?
a) The area of the image is 1.5 times larger.
b) The area of the image is 2.25 times larger.
c) They have the same area because
they are similar figures.
d) none of the above
Answer:
The answer is b.
Step-by-step explanation:
Take the areas of the two rectangles by multiplying the numbers. Then divide the two numbers, in this case, 33.75 and 15.
Answer: b) The area of the image is 2.25 times larger.
Step-by-step explanation: !.5 larger in each direction results in 1.5×1.5 which is 2.25 enlargment.
4.5 × 7.5 =33.75 3×5= 15
33.75÷15 = 2.25
d) [5 marks] Consider the following demand function for the quantity demanded of product Qt as a function of its market price Pt In Qt = ao + α₁ ln P₁ + a₂ X₁ + EDt Consider also the followin
Question: How does advertising expenditure (X_2) affect the quantity demanded (Q_t) based on the given demand function?
To investigate the relationship between advertising expenditure (X_2) and the quantity demanded (Q_t) using the given demand function, we need to understand the steps involved:
Begin by understanding the demand function: The demand function is expressed as Q_t = a_o + α_1 ln P_t + a_2 X_1 + E_Dt. It represents the quantity demanded (Q_t) as a function of market price (P_t), an exogenous variable X_1, and an error term E_Dt.
Introduce the new exogenous variable: In this case, we introduce advertising expenditure (X_2) as an additional exogenous variable. We want to investigate how this variable affects the quantity demanded.
Analyze the coefficient: The coefficient a_2 in the demand function represents the impact of X_1 on the quantity demanded. However, since we introduced a new exogenous variable X_2, we need to estimate the impact of X_2 on Q_t. By analyzing the coefficient a_2, we can determine the direction and magnitude of this relationship.
Conduct statistical analysis: To quantify the relationship between advertising expenditure (X_2) and the quantity demanded (Q_t), statistical analysis such as regression can be performed. By estimating the coefficients and conducting hypothesis tests, we can determine if X_2 has a statistically significant impact on Q_t.
Interpret the results: Based on the statistical analysis, we can interpret the results and draw conclusions regarding the relationship between advertising expenditure (X_2) and the quantity demanded (Q_t). The coefficient estimate and its statistical significance will provide insights into the direction and strength of this relationship.
In summary, by incorporating advertising expenditure (X_2) into the demand function and conducting statistical analysis, we can assess its impact on the quantity demanded (Q_t) and draw meaningful conclusions regarding the relationship between the two variables.
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The complete question may be like:
5 marks] Consider the following demand function for the quantity demanded of product Q_t as a function of its market price P_t:
Q_t = a_o + α_1 ln P_t + a_2 X_1 + E_Dt
where a_o, α_1, a_2, and E_Dt are parameters. X_1 represents an exogenous variable that affects the quantity demanded.
Now, let's imagine that you are a researcher studying the demand for a specific product, and you want to investigate the impact of advertising expenditure (represented by an exogenous variable, X_2) on the quantity demanded.
Formulate a question that addresses the relationship between advertising expenditure (X_2) and the quantity demanded (Q_t) based on the given demand function.
Type the correct answer in each box. Use numerals instead of words. If necessary, use / for the fraction bar(s).
Subtract the binomials.
On simplifying (-3y2 − 8) − (-5y2 + 1), we get ----------
y2 − ------
. Lines are for the two answers
The simplified expression is 2y² - 9.
To subtract the binomials (-3y^2 - 8) - (-5y^2 + 1), we need to distribute the negative sign to the terms inside the second set of parentheses:
(-3y^2 - 8) - (-5y^2 + 1) = -3y^2 - 8 + 5y^2 - 1
Next, we combine like terms by adding or subtracting the coefficients of the same degree:
-3y^2 + 5y^2 - 8 - 1 = (5y^2 - 3y^2) + (-8 - 1) = 2y^2 - 9
Therefore, the simplified expression is 2y² - 9.
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210 suite is marked down by 30%.Find the sale price
Answer:
$147
Step-by-step explanation:
Factor completely 3x4 − 48.
Answer:
3(x − 2)(x + 2)(x2 + 4)
Step-by-step explanation:
Explain how this real-life situation is a function. What are the function’s input, output, domain, and range?
The function in this real-life situation relates time (input) to the distance from school (output).
The input is the time, the output is the distance, the domain is the set of specific time values, and the range is the set of specific distance values.
This real-life situation can be represented as a function because it demonstrates a consistent relationship between two variables, time (input) and distance from school (output).
In this case, as time progresses, the corresponding distance from the school changes.
The function's input is the time (x), which represents the independent variable.
The time serves as the input value for the function, and it is the variable we can control or manipulate in this scenario.
In this case, the input values are given as 0, 3, 6, 9, and 12 minutes.
The function's output is the distance from the school (f(x)), which represents the dependent variable.
The distance is determined by the value of time and is the result of the function.
It is the variable that depends on the input or changes based on the time.
In this case, the output values for distance are given as 36, 32, 28, 24, and 20 meters.
The domain of the function represents all possible values of the input (time) for which the function is defined.
In this scenario, the domain consists of the specific time values given in the table: 0, 3, 6, 9 and 12 minutes.
The range of the function represents all possible values of the output (distance) that the function can produce.
In this case, the range consists of the specific distance values given in the table: 36, 32, 28, 24, and 20 meter.
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Can anyone help me with this algebra problem ?
Answer:
Its just where the lines meet, (2,1)
Step-by-step explanation:
25% of__Is 10.
Help me!!!!!!!!!
Answer:
40
Step-by-step explanation:
40 divided by 1/4 = 10
25% = 1/4
Answer:
40
Step-by-step explanation:
We Know
25% of x is 10
Find x
We Take
10 x 4 = 40
So, 25% of 40 is 10
a security camera at andover bank is mounted on a wall 9 feet above the floor. what angle of depression should be used if the camera is to be directed to a spot 6 feet above the floor and 12 feet from the wall?
The angle of depression should be 26.57 degrees so the security camera should be directed downwards from the wall.
To find the angle of depression, we can use the tangent function. Let's call the angle of depression "θ". The tangent of an angle is equal to the opposite side (the difference in height between the camera and the spot) divided by the adjacent side (the horizontal distance between the camera and the spot). So, in this case:
tan(θ) = 6/12 = 1/2
Now that we have the tangent value, we can use the inverse tangent function (arctan) to find the actual angle:
θ = arctan(1/2)
Using a calculator, we can find that the angle of depression is approximately 26.57 degrees. So the security camera should be directed downward at an angle of 26.57 degrees to be directed at the spot 6 feet above the floor and 12 feet from the wall.
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A recycling bin is in the shape of a right rectangular prism. The bin is 9 meters long, 5 meters wide, and 313 meters tall.
What is the volume of the recycling bin?
Answer: 14085 m^3.
Step-by-step explanation: To find the volume of a right rectangular prism, you need to multiply the length, width, and height. The equation is below:
l x w x h = V where l is the length, w is the width, h is the height, and V is the volume of the right rectangular prism.
The length of this recycling bin is 9 meters, the width is 5 meters, and the height is 313 meters. Now that we know the length, width, and height, we can substitute the variables with the information we've gathered.
9 x 5 x 313 = 14085.
Therefore, 14085 m^3 is your answer.
Have a great day! :)
Is a triangle with side lengths of 14 feet, 11 feet and 8 feet a right triangle why or why not
Answer:
No , because The Pythagorean equation isn't true.
Step-by-step explanation:
a² = b² + c²
14² = 11² + 8²
196 = 121 + 64
196 ≠ 185
what is 17 minus 5 times 4 divided by 2
Answer:
7
Step-by-step explanation:
4 ÷ 2 = 2
2 × 5 = 10
17 - 10 = 7
Answer:
24
Step-by-step explanation:
17 minus 5 is 12
12 times 4 is 48
48 divided by 2 is 24
yeah....
The average person eat 60 hot dogs per year. Rita is 86 years old. About how many hot dogs would she have eaten during her lifetime
I NEED AN ANSWER FAST
2. If x = -8, which inequality is true?
A. -3x - 2 = 24
B. 12 + 2x > 9
C. 4x -19 318
D. 17 + x>10
Answer:
[C] 4x - 19 < 318
Step-by-step explanation:
For [C] I think you meant: [C] 4x - 19 < 318
Since, x = -8
then we can plug it in to each answer choice to find the answer:
[A] -3x - 2 = 24
⇒ -3(-8) - 2 = 24
-3(-8) = 24
24 -2 = 22 not 24
False.
[B] 12 + 2x > 9
⇒ 12 + 2(-8) > 9
12 -16 > 9
-4 > 9
False.
[C] 4x -19 < 318
⇒ 4(-8) -19= 318
-51 < 318
True.
[D] 17 + x>10
⇒ 17 + (-8) >10
-25 > 10
False.
Hence, the answer is [C] 4x - 19 < 318
Kavinsky
which of these is the best description of a block? a) a random sample of a population who serve as subjects in an experiment b) any of the different groups randomly selected in a stratified sample c) any subgroup of the subjects in an experiment d) a subgroup of experimental subjects randomly assigned the same treatment e) a subgroup of experimental subjec
In this experiment, the subjects are divided into groups by a variable of interest and the elements are then randomly allocated to treatment and control groups within these groups.
The correct option(d) a subgroup of experimental subjects randomly assigned the same treatment.
Cluster Sampling is a probability sampling method where the target population is divided into clusters. Some of these clusters are selected randomly for sampling and all the members are studied under each randomly selected cluster.
Stratified Sampling is a probability sampling method, in which a population is divided into unique, homogeneous strata, members from these strata are randomly selected to form a sample.
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A family is traveling a total distance of 532 miles. If the family travels at an average speed of 57 miles per hour, which equation represents the number of miles remaining, m, after h hours?
m = 532 - (57 * h) represents the number of miles remaining after h hours of traveling at an average speed of 57 miles per hour.
The equation m = 532 - (57 * h) is used to represent the number of miles remaining, m, after h hours of traveling at an average speed of 57 miles per hour. The equation works by taking the total distance, 532 miles, and subtracting the product of the average speed, 57 miles per hour, and the amount of hours traveled, h. The result of the equation is the number of miles remaining, m. For example, if the family has been traveling for four hours, the equation would be m = 532 - (57 * 4). Solving the equation, m = 344, meaning the family has 344 miles left to travel. This equation allows the family to easily determine how many miles they have left to travel, given the average speed and amount of time traveled.
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Help Me Please! I want to get done with this!
Answer:
0.9
Step-by-step explanation:
Answer:
top dot is (5,7) lower dot is (-3.5,-3)
Step-by-step explanation:
one day less than three weeks is how many days?
Answer:
21
Step-by-step explanation:
multiply 7 by 3=
7x3=21
Could someone please help me this is due at 3 pm and it's allready 2:18 and i only need these questions and i am done please help me. if you answer all you get 20 points! PLEASE HELP
These are the solutions of all the questions
Como simplifico la fracción 75/1746
A surveyor identifies two points j and k on opposite sides of a valley. she then walks to a point a distance away from these points: point L. she measures the distance from j and L as 50 meters, the distance from k to L as 212 meters, and the measure of L as 57 degrees. what is the distance across the valley?
Answer:
Step-by-step explanation:
Let's call the distance across the valley "d". We can use the law of sines to solve for "d". The law of sines states that for any triangle with sides a, b, and c, and angles A, B, and C opposite those sides, the following equation holds:
a/sin(A) = b/sin(B) = c/sin(C)
In this case, we can set up the following equation:
50/sin(57) = 212/sin(180-57-d) = d/sin(57)
Simplifying this equation, we get:
d = (50*sin(57)*212)/sqrt(1-sin(57)^2) = 254.8 meters (rounded to one decimal place)
Therefore, the distance across the valley is approximately 254.8 meters.
Rain is falling at a rate of 4/5 inches every 2/3 hours. What complex fraction can you use to find the unit rate in inches per hour?
the unit rate is 6/5 inches per hour, or approximately 1.2 inches per hour.
Finding unit rate in inches per hour
The unit rate in inches per hour can be found by dividing the amount of rain falling per unit of time by the corresponding unit of time. In this case, we have 4/5 inches falling every 2/3 hours, so we can find the unit rate by dividing 4/5 by 2/3:
(4/5) / (2/3) = (4/5) X (3/2) = 6/5 inches per hour
So the unit rate is 6/5 inches per hour, or approximately 1.2 inches per hour.
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If f(x) is an exponential functionwhere f(-1) = 26 andf(6.5) = 14, then find the value off(5), to the nearest hundredth.
The general form of an exponential function is:
\(y=a\cdot b^x^{}\)where a ≠ 0, b > 0 and b ≠ 1
f(-1) = 26 and f(6.5) = 14, that is,
\(\begin{gathered} 26=a\cdot b^{-1} \\ 26=\frac{a}{b} \\ 26\cdot b=a \end{gathered}\)\(\begin{gathered} 14=a\cdot b^{6.5} \\ 14=26\cdot b\cdot b^{6.5} \\ 14=26\cdot b^{7.5} \\ \frac{14}{26}=b^{7.5} \\ \ln (\frac{14}{26})=7.5\cdot\ln b \\ -\frac{0.619}{7.5}=\ln b \\ e^{-0.0825}=b \\ 0.92=b \end{gathered}\)Then,
\(\begin{gathered} a=26\cdot b \\ a=26\cdot0.92 \\ a=23.92 \end{gathered}\)Finally, the function is:
\(y=23.92\cdot0.92^x^{}\)A line is perpendicular to y = 3/7x - 2 and intersects the point (3, 3). What is the equation of this perpendicular line?
Answer:
y = -7/3x + 10
Step-by-step explanation:
Step 1: Find the slope of the perpendicular line
Do this by taking the negative inverse of the first line
m = -7/3
Step 2: Find b
y = mx + b
y = -7/3x + b
3 = -7/3(3) + b
3 = -7 + b
b = 10