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How are multiplying and dividing rational numbers related?
Dividing by a rational number (other than zero) is simply multiplication by its reciprocal.
How is dividing rational expressions like multiplying rational expressions?
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.
Multiplying each numerator in the original rational equation by the denominator from the opposite side of the rational equation is known as?
cross-multiplying
Is the reciprocal of every rational number possible?
No. 0 is rational and has no reciprocal.
After multiplying or dividing two rational expressions it is sometimes possible to do what to the resulting expression?
Simplify, possibly!
How is multiplying and dividing rational numbers similar?
Dividing by a non-zero rational number is the same as multiplying by its reciprocal.
When you divide a rational equation by another rational equation you end up multiplying by its?
Reciprocal. Except that dividing by a rational equation is much easier.
After multiplying or dividing two rational expressions it is sometimes possible to the resulting expression?
After multiplying or dividing two rational expressions it is sometimes possible to simplify the resulting expression.
How are multiplying and dividing rational numbers related?
Dividing by a rational number (other than zero) is simply multiplication by its reciprocal.
How is dividing rational expressions like multiplying rational expressions?
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.
Multiplying each numerator in the original rational equation by the denominator from the opposite side of the rational equation is known as?
cross-multiplying
Is the reciprocal of every rational number possible?
No. 0 is rational and has no reciprocal.
After multiplying or dividing two rational expressions it is sometimes possible to do what to the resulting expression?
Simplify, possibly!
A rational expression minus another rational expression is?
Another rational expression.
A rational expression multiplied by another rational expression is a rational expression?
Yes.
How is multiplying rational numbers like multiplying fractions and multiplying decimals?
Fractions and decimals are usually rational numbers. Besides, multiplying rational and irrational numbers is also similar.
What is the reciprocal of a positive rational number?
It is another positive rational number. The reciprocal of p/q is q/p.
