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10 May, 19:33

Factor by grouping.

3dt - 21d + 35 - 5t

A. (3d - 5) (t + 7)

B. (3d - 5) (t - 7)

C. (3d + 5) (t + 7)

D. (3d + 5) (t - 7)

Factor by grouping.

vp + 12v + 8p + 96

A. (v + 8) (p - 12)

B. (v - 8) (p - 12)

C. (v + 8) (p + 12)

D. (v + 8) (p - 12)

Factor by grouping

5gf^2 + g^2f + 15gf

A. gf (5f + g + 15)

B. 5gf (f + 3)

C. (5f + g) (f + 3)

D. gf (5f - g + 15)

+2
Answers (2)
  1. 10 May, 20:00
    0
    1.) b

    2.) c

    3.) a

    1.) work

    (3dt-21d) + (35-5t)

    =3d (t-7) + 5 (7-t)

    =3d (t-7) - 5 (-7+t)

    =3d (t-7) - 5 (t-7)

    = (t-7) (3d-5)

    2.) work

    vp+12v+8p+96

    = (vp+12) + (8p+96)

    =v (p+12) + 8 (p+12)

    = (p+12) (v+8)
  2. 10 May, 20:01
    0
    The correct answers are A C and B
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