Question

X²+9y²=144 whats the value if x,y

Answer 1

HEY!!!

lets simplify this

X^2=144-9y^2

$x = \sqrt{144 - 9y {}^{2} }$
from here we get

9y^2 <=y144

$y \geqslant - 4 \\ y \leqslant 4$

so value satisfying equations
x=0,
y=4

and x=0,y=-4

Thanks