Rational Expressions Part Two
 This rational expression is already factored             (written as multiplication),Cancel identical factors on the top and bottom X2+7x+12X2+5x+6Rational expressions need to be1. FACTORED  and then  2. CANCELEDX2+7x+12(x+7)(x+1)(x-6)(x-1)(x-3)(x-4)(x+3)(x+4)Factors to: X2+7x+12X2+5x+6Rational expressions need to be1. FACTORED  and then  2. CANCELED(x+3)(x+4)(x+6)(x+1)(x+3)(x+2)(x-6)(x-1)(x-3)(x-2)X2+5x+6Factors to: X2+7x+12X2+5x+6Rational expressions need to be1. FACTORED  and then  2. CANCELED(x+3)(x+4)(x+3)(x+2)x+3x+3x+2x+4Click ALL theboxes next tothe factorsthat cancel X2+7x+12X2+5x+6SimplifiedAnswer:Rational expressions need to be1. FACTORED  and then  2. CANCELED(x+2)(x+4)(x+3)(x+4)(x+3)(x+2)Click ALL theboxes next tothe factorsthat cancel Recap: simplifyFactor?Cancel?X2+7x+12X2+5x+6Answer? X2+7x+10X2+8x+15Rational expressions need to be1. FACTORED  and then  2. CANCELEDX2+7x+10(x+7)(x+10)(x+1)(x+10)(x+5)(x+2)(x+5)(x+5)Factors to: X2+7x+10X2+8x+15Rational expressions need to be1. FACTORED  and then  2. CANCELED(x+5)(x+2)X2+8x+15(x+3)(x+8)(x+3)(x+5)(x+1)(x+15)(x+5)(x+10)Factors to: X2+7x+10X2+8x+15Rational expressions need to be1. FACTORED  and then  2. CANCELED(x+5)(x+2)(x+3)(x+5)x+5x+3x+5x+2Click ALL theboxes next tothe factorsthat cancel X2+7x+10X2+8x+15Rational expressions need to be1. FACTORED  and then  2. CANCELEDSimplifiedAnswer:(x+3)(x+2)(x+5)(x+2)(x+3)(x+5)Click ALL theboxes next tothe factorsthat cancel Any top factor can be canceled with a bottom factor? Match each fraction part with the correct factor(x+4)(x-4)?3x - 12x2 - 16(3)(x-4)?*x2+x-12(x+4)(x-3)?(x+3)(x-3)?x2 - 9 Check off all factor pairs that cancel(x+4)(x-4)(3)(x-4)3x+4x-4x-4*(x+3)(x-3)(x+4)(x-3)x+3x+4x-3x-3 SimplifiedAnswer:(x+4)(x-4)(3)(x-4)*(x+3)(x+3)(x-3)(x+4)(x-3) Can the 3's be simplified?YesNo, you can only simplfy (FACTORS),SimplifiedAnswer:(x+3)3 Can the 3's be simplified?No, you can only simplfy (FACTORS),SimplifiedAnswer:(x+3)3 Which of thesecan be simplified? 7/7xEvery sum/differenceis one (FACTOR)(7)(x)(7) 7/7+x 7-x/x(7+x)(7-x)(7)(x) Which of thesecan be simplified?Every sum/differenceis one (FACTOR)(7)(x)(7) 7-x/x(7+x)(7-x)(7)(x) Which of thesecan be simplified? 7/7xEvery sum/differenceis one (FACTOR)x(x-4)x 7/7+x 7-x/x(x+3)(x-4)(x-4)xx Only this fraction has identical(factors) on the top and bottomx(x-4)x=(x-4) Only this fraction has identical(factors) on the top and bottomx(x-4)x=(x-4)1 (t)(h)(e)(e)(n)(d)
Students who took this test also took :

Created with That Quiz — where a math practice test is always one click away.