Question

Multiply 3y(3y²+5y-7)

Answer 1

Answer:

3y×3y²+3y×5y+3y×(-7)

now,

9y³+15y²-21y

here is your answer mate

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Answer 2

Answer:

Hi, here's your answer

Step-by-step explanation:

Q. 3y ( 3y^2 + 5y - 7 )

= 3y × 3y^2 + 3y × 5y - 3y × 7

= 9y ^3 + 15 y^2 - 21 y

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