Question

simplify using the suitable identity 107 X 109​

Answer 1

$107 \times 109 \\ \\ (100 + 7)(100 + 9) \\ \\ 100(100 + 9) + 7(100 + 9) \\ \\ 10000 + 900 + 700 + 63 \\ \\ 11663$

Answer 2

To Find:-

Simplify using the suitable identity 107 × 109

Solution:-

107×109

(100+7)(100+9)

100(100+9)+7(100+9)

10000+900+700+63

11663