# Solve for t 18=2t^2 18=2t2
Rewrite the equation as 2t2=18.
2t2=18
Divide each term by 2 and simplify.
Divide each term in 2t2=18 by 2.
2t22=182
Cancel the common factor of 2.
Cancel the common factor.
2t22=182
Divide t2 by 1.
t2=182
t2=182
Divide 18 by 2.
t2=9
t2=9
Take the square root of both sides of the equation to eliminate the exponent on the left side.
t=±9
The complete solution is the result of both the positive and negative portions of the solution.
Simplify the right side of the equation.
Rewrite 9 as 32.
t=±32
Pull terms out from under the radical, assuming positive real numbers.
t=±3
t=±3
The complete solution is the result of both the positive and negative portions of the solution.
First, use the positive value of the ± to find the first solution.
t=3
Next, use the negative value of the ± to find the second solution.
t=-3
The complete solution is the result of both the positive and negative portions of the solution.
t=3,-3
t=3,-3
t=3,-3
Solve for t 18=2t^2

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