Question

if x = 2 and y= 3 then x square - 2y square​

Answer 1

$x = 2 \\ y = 3 \\ thenx {}^{2} - 2y {}^{2} \\ put \: the \: value \: of \: xand \: y \\ 2 {}^{2} - 2 \times 3 {}^{2} \\ 4 - 18 \\ - 14$

Answer 2

Answer:

x=2 y=3

x^2=2y^2

2^2=2×3^2

4=2×9

4=18

18-4=0 or we can do 18/4=0 which is 9/2

14=0 or 9/2

this is ur answer may this helps u