Question

(x - 2y + 3)2 + (x + 2y - 3)2​

Answer 1

=) 2(x - 2y + 3)+ 2(x + 2y - 3)

= 2x -4y + 6 + 2x +4y -6

= 2x +2x -4y +4y +6-6

= 4x

Is the Ans

If we want value of x

4x = 0

x = 0-4

x =) -4

I hope it helps