Simplify the expression. If any variables are present, assume that they are positive.
A. 8
B. 64
C. 16
D. 9
Answer: A
Mathematics
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Use the fundamental identities to find the value of the trigonometric function.Find cos ?, given that tan ? = - 
and ? is in quadrant II.
A. 
B. - 
C. 
D. - 
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Find the relative extrema of the function. List your answers in terms of ordered pairs. Then sketch a graph of the function.
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Evaluate.113
A. 1331 B. 1000 C. 33 D. 177,147
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Find the slope of the line passing through the pair of points or state that the slope is undefined.(-2, 6) and (-2, -4)
A. - 
B. undefined
C. 0
D. - 
Mathematics