The graph of the function is sketched as follows:
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Determine the interval where the function is increasing.
What will be an ideal response?
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Write the fraction in simplest form.
A. 
B. 
C. 
D. 
Add or subtract.(6 + 9i) - (-2 + i)
A. -8 - 8i B. 8 + 8i C. 8 - 8i D. 4 + 10i
Solve the problem.Ken is 6 feet tall and is walking away from a streetlight. The streetlight has its light bulb 14 feet above the ground, and Ken is walking at the rate of 4.1 feet per second. Find a function, d(t), which gives the distance Ken is from the streetlight in terms of time. Find a function, 
, which gives the length of Ken's shadow in terms of d. Then find 
.
A. (S ? d)(t) = 6.93t B. (S ? d)(t) = 3.08t C. (S ? d)(t) = 3.9t D. (S ? d)(t) = 2.26t
Solve the problem.An organization determines that the cost per person of chartering a bus is given by the formula 
where x is the number of people in the group and C(x) is in dollars. Find the inverse of the function.
A. C-1(x) = 
B. C-1(x) = 
C. C-1(x) = 
D. C-1(x) = 