Question

find the sum of 2x to the power 2 - 3y to the power 2, 9x to the power 2 + 6y to the power 2, -3x to the power2


plsss this is very urgent very very urgent!!

Answer 1

Answer:

2x^2-3y^2=0

9x^2+6y^2-3x^2

=8x^2+3y^2