Rewrite the equation as .

Use to rewrite as .

Multiply each term in by .

Multiply .

Multiply by .

Multiply by .

Simplify .

Move to the left of .

Rewrite as .

Raise each side of the equation to the power to eliminate the fractional exponent on the left side.

Simplify .

Apply the product rule to .

Raise to the power of .

Multiply by .

Subtract from both sides of the equation.

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

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

Since both terms are perfect squares, factor using the difference of squares formula, where and .

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.

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

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

Solve for y r=- square root of x^2+y^2