# Solve for c 3^2+7^2=c^2 32+72=c2
Rewrite the equation as c2=32+72.
c2=32+72
Take the square root of both sides of the equation to eliminate the exponent on the left side.
c=±32+72
The complete solution is the result of both the positive and negative portions of the solution.
Simplify the right side of the equation.
Raise 3 to the power of 2.
c=±9+72
Raise 7 to the power of 2.
c=±9+49
Add 9 and 49.
c=±58
c=±58
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.
c=58
Next, use the negative value of the ± to find the second solution.
c=-58
The complete solution is the result of both the positive and negative portions of the solution.
c=58,-58
c=58,-58
c=58,-58
The result can be shown in multiple forms.
Exact Form:
c=58,-58
Decimal Form:
c=7.61577310…,-7.61577310…
Solve for c 3^2+7^2=c^2

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