Factor completely. If the polynomial is prime, say so.3k3 - 24

A. 3(x + 2)(x2 - 2x + 4)
B. 3(x - 2)(x2  + 4)
C. (3x - 2)(x2 + 2 + 12)
D. 3(x - 2)(x2 + 2x + 4)


Answer: D

Mathematics

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Use scientific notation to solve the problem.The earth is approximately 92,900,000 miles from the sun. Write this distance in scientific notation.

A. 9.29 x 109 miles B. 9.29 x 108 miles C. 9.29 x 107 miles D. 9.29 x 106 miles

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Compute the gradient of the function at the given point.  

A. ?f = i + j - k
B. ?f = - i + j - k
C. ?f = - i + j - k
D. ?f = i + j - k

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Perform the indicated operations and simplify the result so there are no quotients.tan ?(cot ? - cos ?)

A. 0 B. 1 C. 1 - sin ? D. - sec2?

Mathematics

Identrify the critical points and find the maximum and minimum value on the given interval I.f(x) = x3 - 12x + 4; I =(-3, 5)

A. Critical points: -3, -2, 2, 5; maximum value 69; minimum value -12 B. Critical points: -2, 2; no maximum value; minimum value -12 C. Critical points: -3, -2, 2, 5; maximum value 69; minimum value 13 D. Critical points: -2, 2; maximum value 20; minimum value -12

Mathematics