Math 13
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Question 1 of 8
1. Question
Question 1:
Which of the following are the coordinates of the unlabeled vertex of the rectangle shown?
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Question 2 of 8
2. Question
Question 2:
In the standard (x,y) plane, A has coordinates (4,3) and B has coordinates (8,5). Approximately how long is segment AB?
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Question 3 of 8
3. Question
Question 3:
In a certain number sequence, each term after the first is a result of multiplying the previous term by 4 and then subtracting 3. The 4th term is 257. What is the second term?
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Question 4 of 8
4. Question
Question 4:
A formula used to compute the current value of a savings account is A = P(1 + r)^{n}, where A is the current value, P is the amount deposited, r is the rate of interest for 1 compounding period, expressed as a decimal; and n is the number of compounding periods. Which of the following is closest to the value of a savings account after 8 years if $6500 is deposited at 5.5% annual interest compounded yearly?
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Question 5 of 8
5. Question
Question 5:
For right triangle PQR shown, what is sin∠P?
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Question 6 of 8
6. Question
Question 6:
The sum of an infinite geometric series with first term A and common ratio R, where R< 1, is given by A/(1R). The sum of a given infinite geometric series is 12.5 and the common ratio is .2. What is the 3rd term of this series?
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Question 7 of 8
7. Question
Question 7:
[noncalculator] If f(x) = 3x + 2, what is f(2x) equal to?
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Question 8 of 8
8. Question
Question 8:
[noncalculator]
L = 5F – 250
The equation above is used to model the relationship between the number of cups, L, of lemonade sold per day at a lemonade stand during the summer. The average daily temperature in degrees Fahrenheit is represented by F. According to the model, what is the meaning of 5 in the equation?
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