Solve the following equations for x:
,
Given:-
Take
We know that, Formula
Thus,
⇒
⇒ 2x2 – 8 + 2 = 12
⇒ 2x2 = 18
Since,
x < –√3 or x > √3
So,
x= +3, –3 is the root of the given equation
Therefore,
x= +3, –3