Math, asked by mona3011, 1 year ago

subtract 2(y^3-4y^2+5) from 4y(3y^2+5y-7)​

Answers

Answered by riya1504
7

Hey! your answer-

= 4y(3y²+20y-7) - 2(y³-4y²+5)

= 12y³+20y²-28y - 2y³+8y²-10

= 12y³-2y³+20y²+8y²-28u-10

= 10y³+28y²-28y-10

Thus, the answer is-

10y³ + 28y² - 28y -10

Answered by iniko
2

Answer:

Hey! your answer-

= 4y(3y²+20y-7) - 2(y³-4y²+5)

= 12y³+20y²-28y - 2y³+8y²-10

= 12y³-2y³+20y²+8y²-28u-10

= 10y³+28y²-28y-10

Thus, the answer is-

10y³+28y²-28y-10

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