# Physics Examples

Step 1

Step 1.1

Substitute for .

Step 1.2

Substitute for .

Step 2

Step 2.1

Simplify.

Step 2.1.1

Combine and .

Step 2.1.2

Divide by .

Step 2.2

Use the power rule to distribute the exponent.

Step 2.2.1

Apply the product rule to .

Step 2.2.2

Apply the product rule to .

Step 2.3

Combine fractions.

Step 2.4

Combine and .

Step 2.5

Rewrite as .