Question

using. the formula ( a+b)2 =(a+2ab+b^2) evaluate (240)^2​

Answer 1

this is not possible because there is no variable for this value to simply like (a+b)^2 .

(240)^2 this can be simply normally.

Answer 2

Answer:

(240)^2

(200+40)^2

200^2+40^2+2*200*40

40000+1600+800

42400