It is the same as dividing by the original expression.
Dividing by a rational number (other than zero) is simply multiplication by its reciprocal.
To divide by a fraction, you simply multiply by the reciprocal. For example, dividing by 3/5 is the same as multiplying by 5/3.
cross-multiplying
Simplify, possibly!
No. 0 is rational and has no reciprocal.
Dividing by a non-zero rational number is the same as multiplying by its reciprocal.
After multiplying or dividing two rational expressions it is sometimes possible to simplify the resulting expression.
Reciprocal. Except that dividing by a rational equation is much easier.
Dividing by a rational number (other than zero) is simply multiplication by its reciprocal.
To divide by a fraction, you simply multiply by the reciprocal. For example, dividing by 3/5 is the same as multiplying by 5/3.
cross-multiplying
Simplify, possibly!
No. 0 is rational and has no reciprocal.
Fractions and decimals are usually rational numbers. Besides, multiplying rational and irrational numbers is also similar.
Another rational expression.
Yes.
If you divide a rational expression by another rational expression, you will again get a rational expression.