Question

Completely factor the expression 16t3 − 50t2 + 36t. A. 2t(8t − 9)(t − 2)
B. Prime
C. 2t(8t + 9)(t + 2)

D. 2t(8t − 25t + 18)
  Completely factor the expression 48u4v4 − 18u2v2 − 3u8v5.

A. Nonfactorable
B. 3u2v2(16u2v2 − 6 − u6v3) C. 3(16u4v4 −6u2v2 − u8v5) D. u2v2(48u2v2 − 18 −3u6v3)

Completely factor the expression y2+ 12y + 35. A. (y + 7)(y − 5)
B. (y − 7)(y − 5)
C. (y + 7)(y + 5)

D. Prime

Please help me i am stuck

Answer 1

1. 16t^3 - 50t^2 + 36t =
2t(8t^2 - 25t + 18)
A*C = 8*18 = 144 = -9*(-16). Sum = -25 =
B.

2t((8t^2-16t) - (9t-18))
2t(8t(t-2) - 9(t-2)) =
2t(8t-9)(t-2)

4. y^2 + 12y + 35
35 = 7*5, Sum = 7 + 5 = 12 = B.
(y+7)(y+5)