Question

Calculate(704)square using algebraic identities

Answer 1

Hey buddy!

Here is ur answer!

(704)²

(700+4)²

Identity: (a+b)² = a²+2ab+b²

= 700²+2×700×4+4²

= 490000+5600+16

= 495616

Therefore the answer is 495616

Thanks

Plz mark me brainaliest

Answer 2

Hi, we can write 704 as

(700+4)

So, it's square is( 700+4)^2

Using identity(a+b)^2=a^2+2ab+b^2

=700^2+2×700×4+4^2

=490000+5600+16

=495,6 16

THANKS.