I can't remember how to do this. Can someone please help me refresh my memory? I have to simplify these expressions. 1. x^3-8 x-2 2. 1 - 1 x + h x 3. 2 x^2 10 x^5 4. 2x - 1 - 8 x^2-6x+9 x+1 x^2-2x-3
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Originally Posted by journeygirl280 1. x^3-8 x-2 Hint: Difference two two cubes in numerator. 2. 1 - 1 x + h x With common denominator, . Now continue. The last two do not make any sense.
Hello, journeygirl280! I think I deciphered the last two problems . . . We have: . We have: . Get a common denominator: . . . . . .
Originally Posted by journeygirl280 I can't remember how to do this. Can someone please help me refresh my memory? I have to simplify these expressions. 1. x^3-8 x-2 Different hint: when so is a factor of . (well really the same hint in disguise) RonL
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