Simplify.
- 
? 
A. 
B. 
C. 2
D. 
Answer: A
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Solve the problem.Nikki is fishing from a bank 14 feet above water level. In this location, the fish tend to feed at 43 feet below the surface. How long must Nikki's fish line be to reach the fish?
A. -29 feet B. 57 feet C. 29 feet D. -14 feet
Minimize the function
?
?
subject to the constraint 
.
Fill in the blank(s) with the appropriate word(s).
Solve using the elimination method. Use a graphing calculator to check your answer.
x + 
y = 4
x - 2y = 21
A. (6, 8) B. (-6, -8) C. (6, -8) D. (-6, 8)
Find a and k and then evaluate the function. Round your answer to three decimal places when necessary.f(x) = 
with f(0) = 1 and f(1) = 0.5. Find f(2).
A. a = 2, k = ln(1.5), f(2) = 0.545 B. a = 2, k = ln(2.5), f(2) = 0.222 C. a = -2, k = ln(1.5), f(2) = 0.545 D. a = -2, k = ln(2.5), f(2) = 0.074