Rewrite the equation as .

To remove the radical on the left side of the equation, square both sides of the equation.

Simplify the left side of the equation.

Remove parentheses.

Simplify the left side.

Apply the product rule to .

Raise to the power of .

Multiply .

Combine and .

Combine and .

Move to the left of .

Solve for .

Multiply each term by and simplify.

Multiply each term in by .

Cancel the common factor of .

Cancel the common factor.

Rewrite the expression.

Rewrite the equation as .

Divide each term by and simplify.

Divide each term in by .

Cancel the common factor of .

Cancel the common factor.

Divide by .

Solve for k T=2pi square root of m/k