Verify that each equation is an identity.sin3 x cos2 x = sin x (cos2 x - cos4 x)

What will be an ideal response?


sin3 x cos2 x = sin x (1 - cos2 x) (cos2 x) = sin x (cos2 x - cos4 x).

Mathematics

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Use the shell method to find the volume of the solid generated by revolving the region bounded by the given curves and lines about the y-axis.y = 4x, y = 8x, x = 4

A. ?
B. 384?
C. ?
D. ?

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Graph.y = x2 - 2x - 5

A.

B.

C.

D.

Mathematics

Write the given number in the situation as an integer.The height of the mountain was 14,575 feet.

A. -14,575 feet B. 14,575 feet

Mathematics

Evaluate the expression. Write your answer without exponents.(-2)-3

A. 8 
B. -  
C.  
D. -8

Mathematics