Question

Y=144 and x= 12 find the value y when x=7

Answer 1

Hey,

although there are many possibilites.But,the most important one is the square relation between them.

we know,

${12}^{2} = 144$

It indictes that,

${x}^{2} = y$

thus,

when,
$x = 7$
y =

${x}^{2} = {7}^{2} = 49 \: answer$

Thanks

KSHITIJ