Math, asked by shreysatija9b, 4 months ago

(i) 49a2 + 70ab + 2562

Answers

Answered by abhiakash

0

Answer:

(7a+5b) ^ 2

Step-by-step explanation:

First we split the middle term that is 70ab.

This is split into 35ab and 35ab.

Now,

=> 49a^2+35ab+35ab+25b^2

=> 7a( 7a+5b) + 5b ( 7a + 5b)

=> ( 7a + 5b ) + ( 7a + 5b ) or (7a+5b)^ 2

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