Question

Please answer me! Thank you ​

Answer 1

Answer:

(X+b)²=x²+2xy+y²

(4+3)²=4²+2(4)(3)+3²

=16+24+9

=49

hope it helps you.

Answer 2

Answer:

The given formula is,

(x+y)² = x²+y²+2xy

Now, to find:- (4+3)²

so let's substitute the value, here x=4 and y=3

Now,

(4+3)² = 4²+3²+2×(4)×(3)

=> 16+9+24

=> 49

so,

(4+3)² = 49

on using the given formula we get 49

Hope you may get it

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