Question

multiply (y²+7) (8y²+9​

Answer 1

Answer:

your answer is attached to this picture......

Answer 2

Question : Multiply (y'2 + 7)(8y'2 + 9)

Answer :-

(y'2 + 7)(8y'2 + 9)

We know that,

(a+b)(c+d) = a(c×d)+b(c+d)

y'2(8y'2 + 9) + 7(8y'2 + 9)

(8y'4 + 9y'2) + (56y'2 + 63)

8y'4 + 9y'2 + 56y'2 + 63

8y'4 + 65y'2 + 63

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