Verify the identity.(sec x + tan x)2  = 

What will be an ideal response?

(sec x + tan x)2  = sec2x + 2 sec x tan x + tan2x =  +  +   =  =   =  = 

Mathematics

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Graph the function.f(x) = (-2x + 1)(x + 2)(x - 1)

A.

B.

C.

D.

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Mathematics

Find zw or  as specified. Leave your answer in polar form.z = 6w = 12Find .

A.
B.
C.
D.

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Mathematics

A point P(r, ?) in polar coordinates is given. Determine the rectangular coordinates P(x, y).(5, 90°)

A. (0, 5) B. (-5, 0) C. (5, 0) D. (0, -5)

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Mathematics

Use the rational zero test to find all the rational zeros of f(x).f(x) = 11x4 + 13x3 - 42x2 - 52x - 8

A. Zeros: 1, 2/11, 2, -2 B. Zeros: -1, 2/11, 2, -2 C. Zeros: -1, -2/11, 2, -2 D. Zeros: 1, -2/11, 2, -2

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Mathematics