Question

(5/6 a^2 +2)(5/6 a^2 +2)

using the identity-(a+b)^2=a^2+b^2+2ab

Answer 1

Step-by-step explanation:

(5/6 a^2+2)(5/6 a^2+2)

=(5/6 a^2+2)^2

(a+b)^2=a^2+2ab+b^2

(5/6 a^2+2)^2=(5 /6 a^2)^2+(2)(5/6 a^2)(2)+2^2

=25/36 a^4+10a^2/3+4