Rewrite the expression using the negative exponent rule .

To write as a fraction with a common denominator, multiply by .

Combine the numerators over the common denominator.

Rewrite the expression using the negative exponent rule .

To write as a fraction with a common denominator, multiply by .

Combine and .

Combine the numerators over the common denominator.

Multiply the numerator by the reciprocal of the denominator.

Cancel the common factor.

Rewrite the expression.

Multiply and .

Simplify (a^-1+3)/(a^-1-3)