Use the Binomial Theorem.

Apply the product rule to .

Raise to the power of .

Cancel the common factor of .

Move the leading negative in into the numerator.

Factor out of .

Cancel the common factor.

Rewrite the expression.

Rewrite using the commutative property of multiplication.

Apply the product rule to .

Raise to the power of .

Combine and .

Combine and .

Use the power rule to distribute the exponent.

Apply the product rule to .

Apply the product rule to .

Rewrite using the commutative property of multiplication.

Raise to the power of .

Cancel the common factor of .

Factor out of .

Factor out of .

Cancel the common factor.

Rewrite the expression.

Multiply by .

Multiply and .

Multiply by .

Use the power rule to distribute the exponent.

Apply the product rule to .

Apply the product rule to .

Raise to the power of .

Raise to the power of .

Expand (x/5-y/3)^3