Use the trigonometric substitution to rewrite the algebraic expression as a trigonometric function of ?, where 
.
?
A. 4 sin ?
B. - 4 cos ?
C. 4 cos ?
D. 16 sin ?
E. 16 cos ?
Answer: C
Mathematics
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Give an appropriate answer.Find all points (x, y) at which the tangent plane to the graph 
is horizontal.
A. (0, 1) B. (x, 1) C. (x, 1), (x, -1) D. (0, 1), (0, -1)
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Evaluate the improper integral or state that it is divergent.
A. ? + 6
B. 0
C. 
D. 
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Find the probability.A card is drawn from a deck of 52 cards. What is the probability that it is a 6 or a diamond?
A. 
B. 
C. 
D. 
Mathematics
Describe the transformations required to obtain the graph of the function f(x) from the graph of the function g(x).f(x) = sin 
; g(x) = sin 
A. Translate to the left 
units
B. Translate to the left 
units
C. Translate to the right 
units
D. Translate to the right 
units
Mathematics