Question

(200+10)^2 solve this using identity
​

Answer 1

Answer:

(200+10)^2 = 200^2+10^2 +2*200*10

(200+10)^2 = 40000+100+4000

(200+10)^2 = 44100

The formula i used for this is (a+b)^2 = a^2+b^2+2ab