If possible, factor the polynomial completely. If a polynomial cannot be factored, state that it is prime.-45x3 - 78x2 - 24x

A. x(3x + 4)(-15x - 6)
B. -3(3x2 + 4)(5x + 2)
C. x(-9x - 12)(5x + 2)
D. -3x(3x + 4)(5x + 2)


Answer: D

Mathematics

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Solve the equation symbolically.27t - 1 = 3t + 14

A.
B. - 
C.
D.

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Solve the system using the inverse matrix method.

A. x = -2, y = -6; (-2, -6) B. x = 6, y = 2; (6, 2) C. x = 2, y = 6; (2, 6) D. x = -6, y = -2; (-6, -2)

Mathematics

Find the range of the quadratic function.f(x) = x2 - 2x + 9

A. (-?, 8] B. (-?, 6] C. [-1, ?) D. [8, ?)

Mathematics

Convert 8 yd to feet.

a.  2.67 ft b.  0.8 ft c.  24 ft d.  8 ft

Mathematics