Question

find square by using identity 15 square​

Answer 1

The Square of 15 is 225.

Answer 2

Answer:

225

Step-by-step explanation:

by using formula (a+b)^2=a^2+b^2+2ab

(10+5)^2

=> 10^2+5^2+2×10×5

=> 100+25+100

=> 225. ans