Find dy/dt.y = cos()

A. -sin
B.  sin()
C. -sin()
D. -  sin()


Answer: B

Mathematics

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Add or subtract. Simplify radicals where necessary. +  +  + 

A.  +  + 7
B. 157 + 7
C. 17 + 7
D. 17 +  +  

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Find the opposite of the integer.-4

A. -1 B. 4 C. 0 D. -4

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Evaluate the expression.

A. 7 B. 5040 C. 1 D. 0

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Find the opposite of the polynomial.-9x + 3

A. -9x + 3 B. -9x - 3 C. 9x + 3 D. 9x - 3

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