#1
Successor of -5=-4Predecessor of 6=5\(\\ \tt\hookrightarrow -4+5=1\)
#2
Let one be x and other be x-1\(\\ \tt\hookrightarrow a-b=x-x+1=+1\)
#3
\(\\ \tt\hookrightarrow 42-66-(100-24)\)
\(\\ \tt\hookrightarrow -24-76\)
\(\\ \tt\hookrightarrow -100\)
Step by Step Solution for Part-1:
We know that:
The successor of a number defines one to be added to a numberThe predecessor of a number defines one being subtracted to a numberSolution:
⇒ (-5 + 1) + (6 - 1)⇒ (-4) + (5)⇒ 1________________________________________________Step by Step Solution for Part-2:
We know that:
b - 1 = aTo solve: a - bSolution:
⇒ a - b⇒ (b - 1) - b⇒ (-b + 1) + b⇒ -b + 1 + b⇒ 1 ________________________________________________Step by Step Solution for Part-3:
(42 - 66) - (100 - 24)=> (-24) - (76)=> -100________________________________________________1. Find the length of AB shown in red below. Show all work.
A
157"
7 ft.
B
The calculated value of the length of the arc AB is 19.18 feet
Finding the length of the arc ABFrom the question, we have the following parameters that can be used in our computation:
Central angle = 157 degrees
Radius, r = 7 ft
To find the length of an arc, we can use the formula:
length of arc = (central angle/360°) x (2πr)
where r is the radius of the circle.
Substitute the known values in the above equation, so, we have the following representation
length of arc = (157/360) x (2π * 7)
Evaluate
length of arc = 19.18
Hence, the length of the arc to the is 19.18 feet
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Keshon's mother drives Keshon to his grandmother's house to visit. First she drives 60 minutes at a constant speed of 40 mph. Then they reach the highway. She speeds up and drives for another 30 minutes at a constant speed of 70 miles mph
1) How long did the trip take?
2) How far did Keshon and his mother drive together?
Answer:
60+40+30+70=200 this an answer of a and B is 200
Answer:
A. 60+40+30+70=200
B. 200
Step-by-step explanation:
Hope this helps have an amazing day/month/year!
Pita ran 2 miles in 22 minutes how long will it take pita to run 4 1/4
Answer:
divde 4 1/4 and you get 4.25
Step-by-step explanation:
State the name of the property illustrated.
4(-8+5)= - 32 + 20
The property illustrated in equation 4(-8+5) = -32 + 20 is the Distributive Property.
The Distributive Property states that when a number is multiplied by a sum or difference in parentheses, it can be distributed or multiplied by each term inside the parentheses separately, and then the results can be added or subtracted.
In this case, the number 4 is multiplied by the sum (-8 + 5). By applying the Distributive Property, we distribute the 4 to each term inside the parentheses:
4(-8 + 5) = (4 * -8) + (4 * 5)
This simplifies to:
4(-8 + 5) = -32 + 20
Finally, we can perform the addition:
-32 + 20 = -12
Therefore, the equation demonstrates the application of the Distributive Property.
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The tallest church tower in the Netherlands is the Dom Tower in Utrecht. If the angle of elevation to the top of the tower is 77° when 25.9 m from the base, what is the height of the Dom Tower to the nearest metre.
Answer:
Height of the Dom is 112.18 m.
Step-by-step explanation:
The tallest church tower in the Netherlands is the Dom Tower in Utrecht. The angle of elevation to the top of the tower is 77° when 25.9 m from the base. It is required to find the height of the Dom Tower. Let its height is h. So, using trigonometric formula to find it as :
\(\tan\theta=\dfrac{h}{b}\\\\\tan(77)=\dfrac{h}{25.9}\\\\h=\tan(77)\times 25.9\\\\h=112.18\ m\)
So, the height of the Dom is 112.18 m.
The answer is 9, 18, 27, 36, 45. What is the question
Answer:
It appears the question would be, "what are multiples of 9"
Step-by-step explanation:
I need some help on these 3 questions :)
The factor of the polynomial, the area of the pool and the simplified expression are all algebraic expressions
How to simplify the expressions?Factor of the polynomial
The polynomial is given as:
2x^3 + 6x^2 + 6x + 18
Factor out 2
2x^3 + 6x^2 + 6x + 18 = 2(x^3 + 3x^2 + 3x + 9)
Factorize
2x^3 + 6x^2 + 6x + 18 = 2(x^2(x + 3) + 3(x + 3))
Factor out x + 3
2x^3 + 6x^2 + 6x + 18 = 2(x^2 + 3)(x + 3)
Expand
2x^3 + 6x^2 + 6x + 18 = (2x^2 + 6)(x + 3)
Hence, 2x^2 + 6 is a factor of the polynomial 2x^3 + 6x^2 + 6x + 18
The length of the pool
The given parameters are:
Area = 2x^3 - 29x + 12
Width = x + 4
The length is calculated as:
Length = Area/Width
This gives
Length = 2x^2 - 29x + 12/x + 4
Factorize the numerator
Length = (2x^2 - 8x + 3)(x + 4)/x + 4
Cancel out x + 4
Length = 2x^2 - 8x + 3
Hence, the length of the pool is 2x^2 - 8x + 3
Simplify the expression
The expression is given as:
(3s^2 - 2s + 1) \(\div\) (s^2 - s + 2)
Evaluate the quotient
3 + (s - 5)/(s^2 - 5 + 2)
Hence, the simplified expression is 3 + (s - 5)/(s^2 - 5 + 2)
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A chain weighs 10 pounds per foot. How many ounces will 3 inches weigh?
Answer:
40 ounces
Step-by-step explanation:
One foot = 12 inches
3 inches is 1/4 of a foot
Divide 10 pounds by 4 to get 2.5 pounds
Convert to ounces
Please solve for x.
43x+1 = 45
Answer:
x=44/43
Step-by-step explanation:
Subtract 1 from both sides
Simplify
Divide both sides by the same term
Cancel terms that are in both the numerator and the denominator
For one month (30 days), chiara recorded whether it rained or not. It rained on 21 of the days. What percent of the days did it rain that month?
Answer:
70%
Step-by-step explanation:
You can write it as a fraction ( 21/30 )
Then, you can turn it into a decimal ( 21 ÷ 30 = .7 )
Multiply .7 by 100
70%
How many months does it take for $700 to double at simple interest of 14%?
• It will take
number.
months to double $700, at simple interest of 14%.
amy is scuba diving at a position 55.15 feet below sea level. she ascends 1.5 feet each minute for 15 minutes. what is amys position compared to the sea level after 15 minutes
Answer:
32.65 feet below sea level
Step-by-step explanation:
1.5x15=22.5
55.15-22.5=32.65
hope that helps
If angle 1 = 80 degrees what is y
Answer:
Provide a picture, then comment on this. I will answer it.
Step-by-step explanation:
Ethan had planned to visit his local post office on Saturday to exchange $400
or euros. The exchange rate for that day was $1 = 1.25 E
However, due to unforseen circumstances, Ethan arrived at the post office after
it closed on that day. He therefore had to wait until the following Monday to
exchange his $400 for euros. The exchange rate on Monday was $1 = 1.20 E
a) How many fewer euros did he receive due to this delay? |20
b) What percentage loss was caused by this delay?
The amount of fewer euros he would receive as a result of the delay is 20 E.
The percentage loss that was caused by the delay is -4%.
What is the fewer euros received and the percentage loss?
Exchange rate is the rate at which one unit of a currency can buy another currency. In this question, the value of Euros appreciated by Monday. This is because $1 buys less Euros on Mondays. On the hand, dollars depreciates in value.
Amount of fewer Euros received = value of euros if it were exchanged on Friday - value of euros if it was exchanged on Monday
Value of euros if it were exchanged on Friday = 1.25 x 400 = 500 E
Value of euros if it was exchanged on Monday = 1.20 x 400 = 480 E
Difference = 500 E - 480 E = 20 E
Percentage loss = (Euros received on Monday / Euros that would have been received on Friday) - 1
Percentage loss = (480 / 500) - 1 = -0.04 = -4%
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Which expression uses the associative property to make it easier to evaluate
8(1/4 x 3/5)?
A. (8 x 5/3) 1/4
B. 4(1/8 x 3/5)
C. 8(3/5 x 1/4)
D. (8 x 1/4)3/4
Answer: D
Step-by-step explanation:
Using associative property, \(8(\frac{1}{4}*\frac{3}{5}) \\\) can be evaluated as 6/5 = 1.2.
What is associative property?The associative property states that the sum or the product of three or more numbers does not change if they are grouped in a different way.
(A × B) × C = A × (B × C).
\(=8(\frac{1}{4}*\frac{3}{5}) \\\\=(8*\frac{1}{4}) *\frac{3}{5}\\ \\ = 2* \frac{3}{5} = \frac{6}{5} = 1.2\)
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A right triangle has a leg length of square root of 6 and a hypotenuse length of 7. Determine the length of the other leg of the right triangle. 3 36 square root of 39 square root of 43
Answer:
√43
Step-by-step explanation:
Implement the Pythagorean formula to solve for sides of a right triangle: a^2 + b^2 = c^2, where "a" and "b" are the legs and "c" is the hypotenuse.
a = √6 and c = 49
√6^2 + b^2 = 49
6 + b^2 = 49
b^2 = 43
b = √43
Answer:
The square root of 43
Step-by-step explanation:
I did this in class the other day
The histogram shows the result of a survey about the number of hours students watch television on the weekend.
How many students participated in the survey?
The number of students who participated in the survey, based on the histogram showing the number of hours students watch television on the weekend, is 125.
What is a histogram?A histogram is a pictorial or graphical representation of categorical data, proportional to the frequency of a variable and whose width is equal to the class interval.
The number of students who watched between 0 - 4 hours = 20
The number of students who watched between 5 - 9 hours = 40
The number of students who watched between 10 - 14 hours = 30
The number of students who watched between 15 - 19 hours = 20
The number of students who watched between 20 - 24 hours = 15
The total number of students who participated = 125
Thus, using the histogram, the total number of students who participated in the survey was 125.
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what is the value of p?
Answer:
47 sorry if wrong
Step-by-step explanation:
Answer:
D. 43°
Step-by-step explanation:
Angle CAB = 180° - 133° = 47° (Angles on a Straight Line add up to 180°)
Angle ACB = 180° - 90° = 90° (Angles on a Straight Line add up to 180°)
Angle p or ABC = 180° - 90° - 47° = 43° (Angles in a Triangle add up to 180°)
-) Find the equation of the line that passes through (1,0) and (3,6).
The equation of the line that passes through the points (1, 0) and (3, 6) is y = 3x - 3.
To find the equation of a line passing through two points, we can use the slope-intercept form of a linear equation: y = mx + b, where m is the slope of the line and b is the y-intercept.
Given points:
Point 1: (1, 0)
Point 2: (3, 6)
Step 1: Calculate the slope (m) using the formula:
m = (y2 - y1) / (x2 - x1)
Substituting the coordinates:
m = (6 - 0) / (3 - 1)
m = 6 / 2
m = 3
Step 2: Substitute one of the given points and the slope into the equation y = mx + b to find the y-intercept (b).
Using Point 1 (1, 0):
0 = 3(1) + b
0 = 3 + b
b = -3
Step 3: Write the equation of the line using the slope (m) and the y-intercept (b):
y = 3x - 3
Therefore, the equation of the line that passes through the points (1, 0) and (3, 6) is y = 3x - 3.
This equation represents a line with a slope of 3, indicating that for every increase of 1 unit in the x-coordinate, the y-coordinate increases by 3 units. The y-intercept of -3 means that the line crosses the y-axis at the point (0, -3). By substituting any x-value into the equation, we can determine the corresponding y-value on the line.
Hence, the equation of the line passing through (1, 0) and (3, 6) is y = 3x - 3.
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Which one is the correct answer ? Find the amplitude , period. Phase shift asymptotes domain range Use the fact that cos(x)=0 will be an asymptote
Answer:
3. is your correct answer ok
Identify which of the sequences below is a geometric sequence.
A. 2, 4, 6, 8,...
B. 3, 6, 18, 54, ...
C. 2, 6, 18, 54. ...
D. 2, 6, 18, 36, ...
Answer:
C or B
Step-by-step explanation:
because you have to think and just because the numbers are in order dont mean nun so the most answer that makes sense is C
when x=-1, what is the value of y?
find the area of q triangle with a base of 10m and a height of 4m.
Answer:20\(m^{2}\)
Step-by-step explanation:
The formula to find the area of a triangle is \(\frac{1}{2}\)bh.
b is the base value
h is the value of the height.
1/2b is 5 and 5 times 4 is 20 :)
MAKING AN ARGUMENT You and a friend are going hiking but start at different locations. You start at the trailhead and walk 5 miles per hour. Your friend
starts 3 miles from the trailhead and walks 3 miles per hour.
your friend
a. Using y to represent the distance each person walks and x to represent the number of hours walked, write a system of linear equations that represents this
situation.
Answer:
\(y = 5x\) -- You
\(y = 3 + 3x\) --- Your friend
Step-by-step explanation:
Given
You:
Trailhead implies the beginning so:
\(Start = 0\ mile\)
\(Rate = 5miles/hour\)
Your Friend
\(Start = 3\ mile\)
\(Rate = 3miles/hour\)
Required
Represent as an equation
From the question, we understand that:
\(y = distance\)
\(x = number\ of\ hours\)
So, the relationship between \(distance\ and\ time\ is:\)
\(Distance = Start + Rate * Number\ of\ hours\)
In terms \(of\ x\ and\ y\), we have:
\(y = Start + Rate * x\)
For you, the equation becomes:
\(y = 0+ 5* x\)
\(y = 0+ 5x\)
\(y = 5x\)
For your friend, the equation becomes:
\(y = 3 + 3 * x\)
\(y = 3 + 3x\)
Answer:You
Step-by-step explanation: you are just better gangy
Nadia is selling tickets for a school event. She has already sold 17 tickets. Her goal is to sell at least 100 tickets. Each day she is able to sell up to 10 tickets. What is the minimum number of days Nadia will need to sell tickets to reach her goal?
Answer:
9 days is neeeded for Nadia to reach her goal
2x^4y^3(5x) simplify fully
Answer:
the answer is (2•5x5y3)
Step-by-step explanation:
1. (2x4 • y3) • 5x
Multiplying exponential expressions
2. x4 multiplied by x1 = x(4 + 1) = x5
Final result :
(2•5x5y3)
Sorry if I'm wrong
Answer:
10 x ^5 y^ 3
Step-by-step explanation:
Jose needs 302 programs for the school play on Thursday. How many boxes of programs will he need, given that each box contains 44 programs?
Evaluate log4 25 using common logarithms or natural logarithms. Round your answer to the nearest thousandth.
log4 25
Answer: 20 log (2)
Step-by-step explanation:
Answer: Logarithms are mathematical functions that are used to represent the relationship between two quantities that are related by a power law. For example, if we have an exponential equation like 2^x = 8, we can use logarithms to solve for x: log2 8 = x.
In general, logarithms are written in the form logb a, where b is the base of the logarithm and a is the number we want to take the logarithm of. There are several different bases in that logarithms can be written in, including the common logarithm (base 10) and the natural logarithm (base e).
To evaluate a logarithm, we need to use the logarithmic properties and the change of base formula. One important property of logarithms is that logb (xy) = logb x + logb y. Another property is that logb (x/y) = logb x - logb y.
The change of base formula is used when we need to evaluate a logarithm in a different base than the one given. The formula is:
logb a = logc a / logc b
where c is any base other than b or a. By using this formula, we can convert a logarithm from one base to another in order to evaluate it using a calculator.
In the case of log4 25, we can use the common logarithm (base 10) or the natural logarithm (base e) to evaluate the logarithm. Using the change of base formula with the common logarithm, we have:
log4 25 = log(25) / log(4)
Using a calculator, we find that log(25) ≈ 1.39794 and log(4) ≈ 0.60206, so:
log4 25 ≈ 1.39794 / 0.60206
Simplifying this expression, we get:
log4 25 ≈ 2.32193
Rounding to the nearest thousandth, we get:
log4 25 ≈ 2.322
So, the value of log4 25 to the nearest thousandth is 2.322.
Step-by-step explanation:
If A = (0, 0) and B = (6, 3) what is the length of overline AB ?
Answer:
A= (0,0) and B = (6,3)
We can find the length AB with the following formula:
\( d = \sqrt{(x_B -x_A)^2 +(y_B -y_A)^2}\)
And replacing we got:
\( d = \sqrt{(6-0)^2 +(3-0)^2} = \sqrt{45}= 3\sqrt{5}\)
So then the length AB would be \( 3\sqrt{5}\)
Step-by-step explanation:
For this case we have the following two points:
A= (0,0) and B = (6,3)
We can find the length AB with the following formula:
\( d = \sqrt{(x_B -x_A)^2 +(y_B -y_A)^2}\)
And replacing we got:
\( d = \sqrt{(6-0)^2 +(3-0)^2} = \sqrt{45}= 3\sqrt{5}\)
So then the length AB would be \( 3\sqrt{5}\)
Answer:6.71
Step-by-step explanation: awesomeness
Please answer ASAP i will brainlist
(a) The average cost in 2011 is
(b) A graph of the function g for the period 2006 to 2015 is shown below.
(c) Assuming that the graph remains accurate, its shape suggest that the average cost increases at a slower rate as time goes on.
How to estimate the average cost in 2011?Based on the information provided, we can logically deduce that the average annual cost (in dollars) for health insurance in this country can be approximately represented by the following function:
g(x) = -1736.7 + 1661.6Inx
where:
x = 6 corresponds to the year 2006.
For the year 2011, the average cost (in dollars) is given by;
x = (2011 - 2006) + 6
x = 5 + 6
x = 11 years.
Next, we would substitute 11 for x in the function:
g(11) = -1736.7 + 1661.6In(11)
g(11) = $2247.64
Part b.
In order to plot the graph of this function, we would make use of an online graphing tool. Additionally, the years would be plotted on the x-axis while the average annual cost would be plotted on the x-axis of the cartesian coordinate as shown below.
Part c.
Assuming the graph remains accurate, the shape of the graph suggest that the average cost of health insurance increases at a slower rate as time goes on.
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Complete Question:
The average annual cost (in dollars) for health insurance in a country can be approximated by the function g(x) = -1736.7 + 1661.6Inx, where x = 6 corresponds to the year 2006.
(a) Estimate the average cost in 2011.
(b) Graph the function g for the period 2006 to 2015
(c) Assuming that the graph remains accurate, what does the shape of the graph suggest regarding the average cost of health insurance?