# Linear Algebra Examples

Use the formula to find the magnitude.

Raise to the power of .

Apply the product rule to .

Raise to the power of .

Use to rewrite as .

Apply the power rule and multiply exponents, .

Combine and .

Cancel the common factor of .

Cancel the common factor.

Divide by .

Evaluate the exponent.

Multiply by .

Add and .

Rewrite as .

Pull terms out from under the radical, assuming positive real numbers.