Question

multiply 500*500
and and your answer

Answer 1

Answer:

500×500

5×100×5×100

5×5×100×100

25×10000

2,50,000

or

(500)^2

(499+1)^2

using algebraic identity

(a+b)^2

we get

a^2+2ab+b^2

a=499

b=1

(499)^2+2(499)(1)+(1)^2

249001+998+1

=2,50,000