Question

using suitable identities evaluate the following 104×97​

Answer 1

Answer:

99.96

Step-by-step explanation:

(100+4)(100-3)

(X+a)(X+b)=x^2+(a+b)X+ab

=100^2+(1)100+(-12)

=10000+100-12

10088

(ii)(10-0.2)(10+0.2)

(a+b)(a-b)

=a^2-b^2

=10^2-(0.2)^2

=100-0.04

=99.96

HOPE IT HELPS.