These can be very helpful when you're stuck on a problem and don't know How to get rid of a negative denominator.
How to work with negative exponents in an algebraic fraction. Rewrite the expression by moving the factor with a negative exponent to the numerator or denomi
Multiply the numerator and denominator of the original fraction by the conjugate of the denominator. Distribute the numerators, and FOIL the denominators. The middle terms of the
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