Question

Find the product using identities:.
(L- algebra)

Answer 1

Answer:

same here

(100-2)(100+2)

100^2-2^2

10000-4

=9996

Step-by-step explanation:

Answer 2

$98 + 102 = (100 - 2)(100 + 2) \\ \ \ \\ using \: identity \: = (x-y)(x + y) = (x) {}^{2} - (y) {}^{2} \\ (100) {}^{2} - (2) {}^{2} = 10000 - 4 \\ \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: = 9996$
hope ut helps you.