Simplify the trigonometric expression by following the indicated direction.Rewrite in terms of sine and cosine: tan x ? cot x

Fill in the blank(s) with the appropriate word(s).

Answer: 1

Mathematics

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Find the derivative of y with respect to x.y = 3x3 sin-1 x

A.
B.  + 9x2 sin-1 x
C.  + 9x2
D.  + 9x2 sin-1 x

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Mathematics

Provide an appropriate response.Is it possible to factor the expression 20x8(y + 7) + 9(y - 7)? If so, factor it.

A. Yes: (20x8 + 9 + 7 + y) B. Yes: (20x8 + 9)(y - 7) C. Yes: (20x8 + 9)(y + 7) D. No

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Mathematics

Sketch by hand the graph of the function. Give the coordinates for the vertex.y = x2 + 5x + 6 

A. vertex: 

B. vertex: 

C. vertex: 

D. vertex: 

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Mathematics

Use an identity to find the value of the expression. Do not use a calculator.sec2  - tan2 

A. - 
B. -1
C. 1
D.

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Mathematics