Please help me simplify these questions: a - b - (a^2 / a+b) (y^3 + 1) / (y^2 - 1) divided by (y^3 - y^2 + y) / (y^2 - 2y + 1) And perhaps solve for 'y': y^2 = 3y 2y^2 = y y / y + 2 + 2 / y^2 - 4 = 1
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Originally Posted by Ogsta101 (y^3 + 1) / (y^2 - 1) divided by (y^3 - y^2 + y) / (y^2 - 2y + 1) First, let's get rid of those pesky fractions: Multiply the numerator and denominator by (Pop quiz: Note that we only need to multiply by , why?) Now let's do some factoring: Now let's do some(!) canceling: -Dan
Originally Posted by Ogsta101 y^2 = 3y Thus or -Dan
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