Math, asked by mukeshmaruti21, 8 months ago

1. Find the following
by using identity. I.
(i (2x+5) ?
(ij (8 x + 3y) ²
2.

Answers

Answered by adityakarodiwal

0

Answer:

(2x+5)² = 2x² + 10x + 25

(8x+3y)² = 8x² + 24xy + 9y

Answered by SugaryCherrie

1

Answer-

(1) (2x + 5)²

= (2x)² + (5)² + 2(2x)(5)

= 4x² + 25 + 20x

(2) (8x + 3y)²

= (8x)² + (3y)² + 2(8x)(3y)

= 64x² + 9y² + 48xy

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