Math, asked by markseevanfurtado, 4 days ago

multiply: (3x-7)²(4x+5)

Answers

Answered by bipinbaghel2007

1

Step-by-step explanation:

(3x-7)²(4x+5)

(3x)²(-7)²×4x+5

6x-144x+5

6x-4x-14-5

2x-19

x=19/2

and second step

(3x²-7²)(4x+5)

multiply by 6x-14

6x(6x-14)-14(4x+5)

36x²+84x-56x-70

120x³-56x-70

64x²-70

x²=-70/64

x²=-35/32

please give me brainlist

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