Math, asked by aleena37949, 8 months ago

1.Find the coefficient of x2 in the product ( 2 – x) (5 – 3x) (1 – 7x). 2.Subtract 3y2 – 8y + 7 from 9y2 + 5y +6

Answers

Answered by pparthasarathiv

1

Answer:

We have

(i) 3x + 7x = (3 + 7)x = 10x

(ii) -5xy + 9xy = ( -5 + 9)xy = 4xy

Step-by-step explanation:

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