Question

simplify (3a+2b)2 + (3a-2b)2​

Answer 1

Step-by-step explanation:

(A+B)^2+(A-B)^2=2(A^2+ B^2)

=2(3a^2+2b^2)

=2(9a^2+4b^2)

Answer 2

Answer:

12a

Step-by-step explanation:

(3a+2b)2+(3a-2b)2

=(6a+4b)+(6a-4b)

=6a+4b+6a-4b

=(6a+6a)+(4b-4b)

=12a+0b

=12a