Question

hii plzzz help me....

Answer 1

X=18 or 12
Here is ur ans....

Answer 2

Okay Mate Here is your answer

x
$x { }^{2} \: - 30x \: + 216$
$x {}^{2} + 18x \: + 12x \: + 216$
x ( x + 18 ) + 12 ( x + 18 )
( x + 12 ) ( x + 18 ). they are the factors
( x + 12 ) = 0 or ( x + 18 ) = 0
x = - 12 or x = -18. these are the roots
Hope it helps