Adding and Subtracting Rational Expressions

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Presentation transcript:

Adding and Subtracting Rational Expressions

WARM UP Suppose y varies inversely with x, Write an equation that includes the point (4,2) The length of a violin string varies inversely as the frequency of its vibrations. A violin string 14 in long vibrates at a frequency of 450 cycles per second. Find the frequency of a 12- in violin string.

Review Identify vertical and horizontal asymptotes and state domain and range 1)

Review of Multiplying Multiply the following: 2. .

Review of Dividing Divide the following: .

Review of Adding and Subtracting Fractions With Common Denominators

Adding .

Subtracting .