Question

Shift the origin to point (-1, 2) and transform the question x²-y²+2x+4y=0

Answer 1

(-1)2-(2)2+2(-1)+4(2)=0

-2-4-2+8=0

-8-8=0

0=0

Hope it is helpfull...

Answer 2

$\huge {\bold {\red {s0lUtion.....}}}$

$<b><i><font color ="orange" >$
(-1,2)
X = -1 and y = 2

$= > p(x \: and \: y) \\ = {x}^{2} - {y}^{2} + 2x + 4y \\ \\ = > ... \\= { - 1}^{2} - {2}^{2} + (2 \times - 1) + (4 \times 2) \\ \\ = > 1 - 4 - 2 + 8 \\ \\ = > 3$
$</b ></i></font >$

$\huge {\bold {\red {hope it helps}}}$