Question

evaluate the following products by using suitable identities 116×116-106×106

Answer 1

Answer in attachment

Answer 2

# ANSWER ...!!

Evaluate....

$116 * 116 - 106 * 106$

We can write this as,

$(116)^{2}$ - $(106)^{2}$..

We know that $a^{2} - b^{2} = (a-b) (a+b)$

So,

$(116)^{2} - (106)^{2}$

$= (116 - 106) (116 + 106)$

$= 10 * 222$

$= 2220$

:)