Question

using identity find 95 * 96​

Answer 1

Hello --------------------------------------

YOUR'S ANSWER:-

$95 \times 96 \\ (100 - 5)(100 - 4) \\ (100)^{2} + ( - 5 - 4)100 + ( - 5)( - 4)$

BY USING IDENTITY :-

$(x + a)(x + b) = {x}^{2} + (a + b)x + ab$

WHERE, x=100, a=-5 and b= -4

$= 100 - 900 + 20 \\ = 9120$

HOPE IT HELPS YOU