M ULTIPLYING & D IVIDING RATIONAL EXPRESSIONS Section 5.2.

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M ULTIPLYING & D IVIDING RATIONAL EXPRESSIONS Section 5.2

R ATIONAL E XPRESSION /R EVIEW

E XAMPLES

M ULTIPLYING & D IVIDING Factor numerator & denominator completely Cancel out common factors Common factors can be in any numerator & denominator (1 in each place) Multiply straight across Make sure answer is in simplest form No common factors besides 1 How do you divide fractions?

E XAMPLES : M ULTIPLY OR D IVIDE. A SSUME ALL EXPRESSIONS ARE DEFINED 1)2) 3) 4)

S OLVING S IMPLE R ATIONAL E QUATIONS Simplify Fraction Solve like normal equation Check your solution EX: Solve. Check your solution 1)2)

HOMEWORK Pages #18-40even, 46-53all