Find and simplify the difference quotient of f, 
, for the function.f(x) = 2x + 7
A. 2 + 
B. 2 + 
C. 0
D. 2
Answer: D
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Refer to the figures and recursive rules below to answer the following question(s).
Which of the figures above approximates the result of recursively applying Rule C infinitely many times?
A. Figure 2 B. Figure 4 C. Figure 1 D. Figure 3 E. none of these
First, use front-end rounding to round each number and estimate the answer. Then, find the exact answer.Bob's grocery bill was $8.72. He gave the clerk a $20 bill. How much change should he receive?
A. Estimate: $11; exact: $10.28 B. Estimate: $9; exact: $8.72 C. Estimate: $11; exact: $11.28 D. Estimate: $11; exact: $11.27
Solve the problem.A car rental company has two rental rates. Rate 1 is 
per day plus 
per mile. Rate 2 is 
per day plus 
per mile. If you plan to rent for one day, how many miles would you need to drive to pay less by taking Rate 2?
A. More than 1600 miles B. More than 400 miles C. More than 800 miles D. More than 900 miles
Draw a unit circle centered at the origin and sketch ?A = 240°. Label as P where the side of A, not on the x-axis, intersects the unit circle. Find and label the coordinates of P on the unit circle.
What will be an ideal response?