Answer:
Below.
Step-by-step explanation:
sin-1 1/2 = 30 degrees in the first quadrant.
As the sin is negative in Quadrants 3 and 4,
sin01 -1/2
= 210, 330 degrees, in the range 0-360 degrees
Answer: -30°
Step-by-step explanation:
right on acellus
A car rental agency charges $15 a day for driving a car 200 miles or less. If a car is driven over 200 miles, the renter must pay $0.05 for each mile over 200 driven. Which of the following functions represents the cost to drive a car from this agency miles x a day?
The function which represents the cost to drive a car from this agency miles x a day is :
C(x) = 15, if 0 ≤ x ≤ 200
= 15 + 0.05x, if x > 200
Given that,
A car rental agency charges $15 a day for driving a car 200 miles or less.
The function can be written as,
C(x) = 15 if 0 ≤ x ≤ 200
If a car is driven over 200 miles, the renter must pay $0.05 for each mile over 200 driven.
C(x) = 15 + 0.05x, if x > 200
Hence the correct option is D.
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Solve for the value of q.
Answer:
10°
Step-by-step explanation:
(4q - 5) + (5q + 5) + 90° = 180°
4q + 5q + 5 - 5 + 90 = 180
9q + 90 = 180
9q = 90
q = 90/9
q = 10°
Pls like and mark as brainliest if it helps!
Answer:
10°
Step-by-step explanation:
If you look at the question you can see that it's a supplementary angle so you should:-
(4q-5)+(5q+5)+90=180°
9q+90=180°
9q=180°-90
q=90÷9
q=10°
8 /3 c - 2 = 2/3 c - 12 these is so hard
Solve for c. ?
Step-by-step explanation:
8 /3 c - 2 = 2/3 c - 12
Put all the one u want to solve to one side
8 /3 c - 2 = 2/3 c - 12
8/3c - 2/3c = 2-12
6/3c = - 10
Now multiply 3c to both sides
6 = - 30c
c = 6/ - 30
= 1 / - 5
= 1
- - - - - - -
5
Answer:
\( \frac{8}{3} c - 2 = \frac{2}{3} c - 12\)
add 2 to both sides:
\(( \frac{8}{3} c - 2) + 2 = ( \frac{2}{3} c - 12) + 2 \\ \\ \frac{8}{3} c = \frac{2}{ 3} c - 10\)
collect c terms on both sides:
\( \frac{8}{3} c - \frac{2}{3} c = - 10 \\ \\ \{\frac{(8 - 2)}{3} \}c = - 10 \\ \\ \frac{6}{3} c = - 10 \\ \\ 2c = - 10 \\ { \boxed{ \boxed{c = - 5}}}\)
Select the theorem that proves the triangles congruent. If the triangle cannot be proven congruent, select "not congruent."
Please help! I’ll give brainliest!
Answer:
A.
Step-by-step explanation:
here Side ES≅WT then Side TS≅WE and then we have to know that because of the reflexive propriety Side ET≅ET so is congruent with itself
therefor SSS
diameter of the cylinder given that the volume is 704 cm³ and the height is 14 cm .
Answer:
8.00 cm (to 3 s.f.)
Step-by-step explanation:
\(\boxed{volume \: of \: cylinder = \pi {r}^{2}h }\)
*r= radius of the cylinder
h= height of cylinder
Substitute the given volume and height into the formula:
704= πr²(14)
\({r}^{2} = \frac{704}{14\pi}\)
Square root both sides:
\(r = \sqrt{ \frac{704}{14\pi} } \\ r = 4.0008 \: (5 \: s.f.)\)
Diameter= 2(radius)
∴ Diameter of cylinder
= 2(4.0008)
= 8.0016
= 8.00cm (3 s.f.)
. Evaluate | 7 | = ?
Answer:
Step-by-step explanation:
Determine the number of significant figures in each measurement. Then, choose the representation of the number where x is in place of the estimated digit from the measurement.a) 14.8mb) $10.25c) 0.05 Ld) 1.000 g/mLe) 6200cmf) 403 kg
Significant figures with representation of x are a) 14.8 m = 14.x m. b) $10.25 = 10.2x. c) 0.05 L = 0.0x L. d) 1.000 g/mL = 1.00x g/mL. e) 6200cm = 6200x cm. f) 403 kg = 40x kg.
a) 14.8m has 3 significant figures. Representation with x in place of estimated digit: 14.x m. b) $10.25 has 4 significant figures. Representation with x in place of estimated digit: 10.2x. c) 0.05 L has 1 significant figure. Representation with x in place of estimated digit: 0.0x L. d) 1.000 g/mL has 4 significant figures. Representation with x in place of estimated digit: 1.00x g/mL. e) 6200cm has 2 significant figures. Representation with x in place of estimated digit: 6200x cm. f) 403 kg has 3 significant figures. Representation with x in place of estimated digit: 40x kg. Significant figures are the digits in a measurement that are reliable and accurate. They provide an indication of the precision of a measurement, and allow us to communicate the level of certainty we have in a particular value. When determining the number of significant figures in a measurement, we typically follow a set of rules. Non-zero digits are always significant, zeros between non-zero digits are significant, and trailing zeros to the right of the decimal point are significant. Zeros at the beginning of a number or to the left of a non-zero digit are not significant. The use of significant figures is important in science and engineering to ensure accurate and reliable measurements. When performing calculations with measurements, the result should be reported with the same number of significant figures as the least precise measurement used in the calculation. In addition, when rounding a number, the last digit should be rounded to the nearest value consistent with the number of significant figures being used. Understanding significant figures is an important part of scientific and mathematical communication, and can help to ensure accuracy and consistency in the reporting of data and calculations.
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A. $4
B.$5
C.$6
D.$7
if u do this thank u sm ily
Answer: The answer is $6.00.
Step-by-step explanation: 25+5=30 then, 36-30=6.00
(I don't know if it makes sense to you, but the answer is $6.00)
(Also, can I get brainly for this?)
Y=2 when x= 1/4
Find the variation k
Answer:
ther is no k
Step-by-step explanation:
QUESTION 18 Using the following data, calculate the Apple's CFFA Cashflow to creditors = 67 Dividend paid = 400 Net new equity = 347 O 680 O 320 O 120 O None of the above
Apple's CFFA (Cash Flow From Assets) is 120. The Option C.
What is Apple's CFFA (Cash Flow From Assets)?Cash flow from assets refers to a business's total cash from all of its assets. It determines how much cash a business uses for its operations with a specific period of time.
To know Apple's CFFA, we need to consider the cash flow to creditors, dividend paid and net new equity.
CFFA = Cash Flow to Creditors + Dividend Paid - Net New Equity
CFFA = 67 + 400 - 347
CFFA = 120
Therefore, Apple's CFFA (Cash Flow From Assets) is 120.
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SOLVE BOTH PROBLEMS PLEASE.
Solve for b: A=6b
Solve for b : A=1/2bh
Answer:
see explanation
Step-by-step explanation:
A = 6b ( divide both sides by 6 )
\(\frac{A}{6}\) = b
--------------------------------------
A = \(\frac{1}{2}\) bh ( multiply both sides by 2 to clear the fraction )
2A = bh ( divide both sides by h )
\(\frac{2A}{h}\) = b
In Ms. Rivera’s desk there are 14 yellow markers. There are 8 more pink markers than yellow markers, and 6 more blue than pink. How many markers does Mrs. Rivera have in her desk?
Answer: 64
Step-by-step explanation: 14 yellow+ 22 pink+ 28 blue = 64 markers total
What is the slope of the line passing farough
points (6,-1) and (1,8)
A -9/5
B -7/5
C -5/7
D -5/9
Answer:
The correct answer is A -9/5
Step-by-step explanation:
To solve this equation you do y2-y1 / x2-x1. So, subtract 8-(-1) and that gives you 9. Then subtract 1-6 and that is -5. The answer is -9/5
Type your response in the box. Why do many log functions (those that aren’t transformed in any manner except for a change in the base) have the point (1,0) in common? For example, all of these functions pass through (1,0): f(x) = ln x g(x) = log x h(x) = log2 x
Answer:
The point (1,0) is common to all log functions of the form k(x) = logb x with any base (b). Logarithmic functions share this feature because of a property of exponents that states b0 = 1 for any value of b.
In a log function of the form k(x) = logb x, k(1) = logb 1.
So, by the definition of a logarithm, bk(1) = 1.
Applying the property of exponents to bk(1) = 1 = b0, we get k(1) = 0.
So, (1,0) is a point on the graph.
Step-by-step explanation:
Solve the equation using inverse operations. 40=m/2
Answer:
m = 80
Step-by-step explanation:
40 = \(\frac{m}{2}\) ( multiply both sides by 2 )
80 = m
Please help me lollll
Answer:
38.5 is the volume
Step-by-step explanation:
3.5x4=14
14x5.5=77
now you divide by two because it's a triangle
when lisa started her current job , her employer gave her 2 days vacation time
Based on the vacation days that Lisa got when she first started her current job, the equation that models the relationship between the number of years worked and paid vacation days is y = 3x + 2
How to find the equation?The number of paid vacation days to Lisa increases by 3 days every year. This is in addition to the 2 days that Lisa got when she first started the job.
The relationship between the vacation days and the number of years worked is therefore:
Number of paid vacation days = Number of years x Increase in paid vacation days annually + Number of paid vacation days when job started
y = 3x + 2
Full question is:
When Lisa started at her current job, her employer gave her two days of paid vacation time with a promise of three additional paid vacation days for each year she remains with the company to a maximum of four work weeks of paid vacation time.
Let x represent the number of years she has worked for this employer and y represent the number of paid vacation days she has earned. Write an equation that models the relationship between these two variables.
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Morning smiles coffee company manufactures stoneware french press coffee makers and sold 8,000 coffee makers during the month of march at a total cost of $612,500. Each coffee maker sold at a price of $100. Morning smiles also incurred two types of selling costs: commissions equal to 5% of the sales price and other selling expense of $45,000. Administrative expense totaled $47,500.
Morning Smiles earned a 5% commission and $45,000 in additional selling costs by selling 8,000 coffee makers for $100 each. Admin costs came to $47,50 total cost: $612,500.
For a total of $612,500, the Morning Smiles Coffee Company sold 8,000 stoneware french press coffee machines in March. Each coffee maker cost $100 to purchase. Two other types of selling costs were incurred by the business: commissions equivalent to 5% of the sale price and additional selling costs totaling $45,000. The overall cost of administration was $47,500. By multiplying the $100 sales price by the 8,000 coffee makers that were sold, or $800,000, the entire cost of sales was determined. The commission of $40,000 and the overall selling charges of $45,000 (5% of $800,000) were then subtracted from the total cost of sales to yield a final cost of $612,500.
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Solve for the variable.
Answer:
x=9
Step-by-step explanation:
Divide each side by 8^2
When you divide two numbers when they have the same base, you can subtract them.
So 8^x=8^9
so x=9
Answer:
x=8 to the power of 9 or 8^9
Step-by-step explanation:
when you are multiplying the numbers with powers you need to add the powers and when dividing, you should take our powers by subtraction.
That is the rule you must always remember:
multiply--add
divide--subtract
What is the probability that either event will occur?
15
A
17
B
2
P(A or B) = P(A) + P(B)
P(A or B) = [?]
The probability that either event will occur is 0.83
What is the probability that either event will occur?From the question, we have the following parameters that can be used in our computation:
Event A = 18
Event B = 12
Other Events = 6
Using the above as a guide, we have the following:
Total = A + B + C
So, we have
Total = 18 + 12 + 6
Evaluate
Total = 36
So, we have
P(A) = 18/36
P(B) = 12/36
For either events, we have
P(A or B) = 30/36 = 0.83
Hence, the probability that either event will occur is 0.83
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Given 5x - y = 16, solve for y
y = 5x -16 will be the Solution for y in terms of x for the given equation.
What is Linear function?A linear function in mathematics is one that has either one or two variables and no exponents. It is a function with a straight line as its graph.
Given a linear function 5x - y = 16
Solution for y in terms of x will be
5x - y = 16
=> 5x = 16 +y
=> y = 5x -16
Therefore, the Solution for y in terms of x for the given equation will be:
y = 5x -16.
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David drove a distance (d) of 187 km, correct to 3 significant figures.
He used 28 litres of petrol (p), correct to 2 significant figures.
The petrol consumption (c) of a car, in km per litre, is given by the formula
C=
d
р
By considering bounds, work out the value of c for David's journey
to a suitable degree of accuracy.
You must show all your working and give a reason for your final answer.
Answer:
7
Step-by-step explanation:
LB of d = 186.5
UB of d = 187.5
LB of p = 27.5
UB of p = 28.5
186.5/28.5 = 6.54
187.5/27.5 = 8.81
The answer is 7 since both bounds round up to 7.
The value of c for the David journey is 7.
Calculation of the value of c:Since David drove a distance (d) of 187 km
So here the 3 significant figures should be
LB of d = 186.5
UB of d = 187.5
And,
LB of p = 27.5
UB of p = 28.5
Now the average should be
\(186.5\div 28.5\) = 6.54
And,
\(187.5\div 27.5\) = 8.81
So, The value of c for the David journey is 7.
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if sinA=1/2than find tan A
Step-by-step explanation:
Here's the answer I hope it will help you
Answer:
Step-by-step explanation:
From the Pythagorean Theorem
a^2 + b^2 = c^2
a = 1
b = ?
c = 2
1^2 + b^2 = 2^2
1 + b^2 = 4
b^2 = 4 - 1 = 3
b = sqrt(3)
Tan(30) = opposite / adjacent.
adjacent = sqrt(3)
Tan(30) = 1/sqrt(3)
=========
If you need a decimal, it is
1 / 1.321
tan 30 = 0.5774
how does attitude, beliefs and knowledge impact how a teacher delivers a lesson
Attitude, beliefs, and knowledge shape a teacher's delivery: attitude affects engagement, beliefs influence instructional decisions, and knowledge enables effective communication and learning facilitation.
Attitude, beliefs, and knowledge play crucial roles in shaping how a teacher delivers a lesson. Here's a detailed explanation of their impacts:
Attitude:
Attitude refers to a teacher's mindset, emotions, and approach towards teaching. A positive attitude fosters enthusiasm, motivation, and a genuine passion for the subject matter. This translates into an engaging and dynamic teaching style, creating an environment conducive to learning. Conversely, a negative attitude can lead to disinterest, lack of enthusiasm, and a disengaged teaching approach, which can hinder students' engagement and comprehension.
Beliefs:
A teacher's beliefs influence their instructional decisions and pedagogical strategies. Beliefs about students' capabilities, learning styles, and the purpose of education can shape the teacher's approach to delivering a lesson. For example, if a teacher believes that all students have the potential to succeed, they may employ differentiated instruction techniques to cater to diverse learning needs. Conversely, if a teacher holds limiting beliefs about students' abilities, they may adopt a one-size-fits-all approach, which may hinder student progress.
Knowledge:
A teacher's knowledge encompasses both subject matter expertise and pedagogical content knowledge. Profound knowledge of the subject allows a teacher to effectively structure and present the lesson, answer student queries, and provide relevant examples. Pedagogical content knowledge helps in selecting appropriate instructional strategies, adapting to student needs, and assessing learning effectively. Without a strong knowledge base, a teacher may struggle to deliver accurate information, engage students, or address misconceptions.
Collectively, attitude, beliefs, and knowledge significantly impact a teacher's delivery of a lesson. A positive attitude enhances student motivation and engagement. Strong beliefs in students' potential and individualized instruction foster a supportive learning environment. Adequate subject knowledge and pedagogical skills enable effective communication and facilitate meaningful learning experiences. By combining these elements, teachers can create an impactful and effective learning environment that nurtures student growth and achievement.
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please help me with this will give you brainliest!!
Answer:
They are both 122 degrees
Step-by-step explanation:
Find the value of y
Answer:
Brah its 25
Step-by-step explanation:
-1 over 8 in decimal form
Answer:
0.125 is the answer of 1/8
Hey there!
“ -1 over 8”
= -1/8
= -1 ÷ 8
= -0.125
Therefore, your answer is: -0.125
Good luck on your assignment and enjoy your day!
~Amphitrite1040:)
Guide:
2 negatives = positive
1 negative & 1 positive = negative
2 positives = positive
1 positive & 1 negative = negative
Follow the steps to find the product of and 0.55.
Estimate the product of and 0.55.
1/4-
Convert the decimal 0.55 to a fraction.
V55/100
What is the product of the two numbers?
X 110/150 or 11/15
110/300 or 11/30
77/103
1) Estimate value of the product of 2/3 and 0.55 is, 2/3.
2) The fraction part is, 55 / 100
3) The product of the two numbers is, 11/30
We have to given that,
Estimate the product of 2/3 and 0.55.
And, Convert the decimal 0.55 to a fraction.
And, The product of the two numbers.
Now,
Estimate the product of 2/3 and 0.55,
So, we can round 0.55 to the nearest whole number, which is 1.
Then, multiply 2/3 by 1 to get an estimate of the product.
so, The correct answer is 2/3.
Now, we can convert the decimal 0.55 to a fraction,
= 0.55
= 55/100
= 11/20
Thus, The correct answer is, 55/100.
And, the product of 2/3 and 0.55,
= 2/3 x 55/100
= 110/300
= 11/30.
Hence, The correct answer is, 110/300 or 11/30
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Q: the blue figured is translated ____ units left and ____ units down from the red
help me please ill give extra points
What is the range of the function f(x) = -1/3 |x-1| -2?
O all real numbers
O all real numbers less than or equal to - 2
all real numbers less than or equal to 1
all real numbers greater than or equal to -2
Answer:
It is C. All real numbers less than or equal to -2.
sorry if it wrong-