Question

Evaluate using suitable identity:( 0.1m - 0.2n)( 0.1m +0.2n)

Answer 1

Answer:

i answered it by using identities

Step-by-step explanation:

(0.1m)^2 -(0.2n)^2

a^2-b^2=(a+b) (a-b)

Answer 2

Step-by-step explanation:

(0.1m-0.2n) (0.1m+0.2n)

=a²-b²=(a+b) (a-b)