0=-16t2+224+0

Rewrite the equation as -16t2+224+0=0.

-16t2+224+0=0

Add -16t2+224 and 0.

-16t2+224=0

Subtract 224 from both sides of the equation.

-16t2=-224

Divide each term in -16t2=-224 by -16.

-16t2-16=-224-16

Cancel the common factor of -16.

Cancel the common factor.

-16t2-16=-224-16

Divide t2 by 1.

t2=-224-16

t2=-224-16

Divide -224 by -16.

t2=14

t2=14

Take the square root of both sides of the equation to eliminate the exponent on the left side.

t=±14

First, use the positive value of the ± to find the first solution.

t=14

Next, use the negative value of the ± to find the second solution.

t=-14

The complete solution is the result of both the positive and negative portions of the solution.

t=14,-14

t=14,-14

The result can be shown in multiple forms.

Exact Form:

t=14,-14

Decimal Form:

t=3.74165738…,-3.74165738…

Solve Using the Square Root Property 0=-16t^2+224+0