Question

Find the value of (305)²

by using a suitable identity.​

Answer 1

Answer:

93,025

Explanation:

=(305)^2

=(300+5)^2. (Using Identity: (a+b)^2 = (a)^2+{(b)^2}+ (2×a×b)

=(300)^2 + (5)^2 + (2×300×5)

=90000+25+3000

=93025