Question

expand (6x+7)^2 by using suitable identity​

Answer 1

Answer:

 36x^2 + 84x = 14

Step-by-step explanation:

property used- (a+b)^2=a^2 +2ab +b^2

a= 6x

b= 7

(6x + 7) = (6x)^2 + 2(6x)(7) + 7^2

               36x^2 + 84x = 14

               

Answer 2

Answer:

36x²+84x+49

Step-by-step explanation:

(6x+7)²

=(6x)²+2(6x)(7)+(7)² [(a+b)²=a²+2ab+b²]

=36x²+84x+49

HOPE THIS ANSWER HELPS YOU!!!