Question

(103) whole square using formula

Answer 1

Answer:

According to formula of:-

$\sf (a+b){}^{2}$

$\sf a{}^{2}+2ab+b{}^{2}$

$\sf (100+3){}^{2}$

$\sf 100{}^{2}+2×100×3+3{}^{2}$

$\sf 10000+600+9$

$\sf 10609$

Hope it's help uh

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Answer 2

Answer:

=(100+3)²

By using the identity , (a+b)²=a²+b²+2ab

= (100)² + (3)² + 2×(100)(3)

= 10000 + 9 + 600

= 10609.