Question

Evaluateusingidentities(101x99)​

Answer 1

Answer:

101×99. =(100+1)(100-1).

Answer 2

Answer:

$(101 \times 99)$

$(100 + 1) \: (100 - 1)$

$by \: using \: property \\ (a + b) \: (a - b) = {a}^{2} - {b}^{2}$

$( {100}^{2} - {1}^{2} )$

$(10000 - 1)$

$9999$

$hope \: its \: helpful \: to \: u \:$