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Algebra help rational expressions calculator

2. Factor denominator as much as possible

3. Cancel common factors.

Numerator and denominator are linear functions

Example 1

Simplify the following rational expression:

Solution

1: Factor numerator:

2: Factor denominator:

3: Cancel common factors:

Example 2

Simplify the following rational expression:

Solution

1: Factor numerator:

2: Factor denominator:

3: Cancel common factors:

The factors 2 - x and x - 2 are almost the same, but not quite, so they can't be cancelled. Remember to switch the sign out front: 2 - x = -(x - 2)

Exercise 1: Simplify the following expression

Numerator and denominator are quadric trinomials

Factor a quadric trinomial

To factor a quadric trinomial we will use following formula

where

Example 3 (IMPORTANT)

Factor the trinomial 2x2 + 3x - 2

Solution 3

In this example a = 2, b = 3, c = -2.

algebra help rational expressions calculator Simplifying Rational Expressions - math homework help

algebra help rational expressions calculator Simplifying Rational Expressions - Online Calculator with.

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