Question

using the formula bracket open a + b (close square is equal to bracket open a square minus 2 a b + b [close evaluate 508 square​

Answer 1

Step-by-step explanation:

Given (508)

2

We have (a+b)

2

=(a

2

+2ab+b

2

)

(508)

2

can be written as 500+8

So here a=500 and b=8

Using the formula,

(500+10)

2

=(500

2

+2×500×8+8

2

)

On simplifying we get

(500+8)

2

=(250000+8000+64)

(508)

2

=258064

hope it helps you