mathbits rational expressions ah bach answers

Simplifying Rational Expressions. Simplifying a rational expression is the same process as simplifying a numerical fraction. (A multiplicative identity when multiplied times a number does not change the number.) Steps to Simplifying Rational Expressions:

Simplifying Rational Expressions
Simplifying Rational Expressions from static.fdocuments.in

If a rational expression has a variable in its denominator, we must ensure that any value (or values) substituted for that variable will not create a zero denominator. If it is not obvious.

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