Apply the distributive property.

Apply the distributive property.

Apply the distributive property.

Simplify each term.

Multiply by by adding the exponents.

Multiply by .

Raise to the power of .

Use the power rule to combine exponents.

Add and .

Combine and .

Combine and .

Multiply .

Multiply by .

Multiply by .

Multiply and .

Multiply by .

Move .

Multiply (t-1/5)(t^2-1/5)