Simplify the expression. Write your answer without negative exponents. Whenever an exponent is negative or zero, assume that the base is not zero.
-3
A. - 
B. - 
C. 
D. 
Answer: A
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Determine whether f(x) could represent a linear function. If it could, write f(x) in the form f(x) = mx + b.
A. No B. Yes; f(x) = 5x + 4
Translate the problem situation to a system of equations. Do not attempt to solve.The perimeter of a rectangular building is 246 feet. The width is 57 feet shorter than the length. What are the dimensions? (Let W represent the width and L represent the length.)
A. W = L + 57, 2L + 2W = 246 B. L = W - 57, 2L + W = 246 C. W = L - 57, 2L + 2W = 246 D. W = L - 57, L + W = 246
Find the exact values of s in the given interval that satisfy the given condition.[-?, ?); 2 cos2 s = 1
A. - 
, - 
, 
, 
B. - 
, - 
, - 
, - 
C. - 
, - 
, 
, 
D. 
, 
, 
, 
Find the first and second derivatives of the function.
?
?
A. ?
B. ?
C. ?
D. ?
E. ?