Find the amplitude or period as requested.Find the period of y = -3 sin .

A.
B. 2?
C. 3?
D. 4?

Answer: D

Mathematics

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Perform the indicated operations and simplify. Assume that all variables represent positive real numbers. +  

A. 15
B.
C. 7.5
D.

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Find the exact circular function value.csc 2?

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

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Find the surface area of the solid.

A. 648 sq ft B. 486 sq ft C. 729 sq ft D. 243 sq ft

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Freezing rain is most likely to occur at _____ . 

A. 32 B. 0 C. 30 D. -12 E. 14

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Mathematics