1.5 hw

12 add the rational expressions 3 X 2 + 15 x-74 13 Subtract and simplify X 4 3x - 18 X -6 14/ ( )use addition of algebraic fractions to simplify the given expression 8 * - 2 X 2 + 4 x - 12 1 ) ( b ) Find the Indicated limit 8 X - 2 X - 2 * 2 + 4 X - 12 (15/ Evaluate the limit Jim V X + 49 - 7 X-o X1.5 1 simplify the rational expression X - 8 6 04 - X 2 ( 2) Simplify the rational expression X - 3 3 - X ( 1) 3 Simplify the rational expression 2 * ( x + 3 ) + 5 ( x + 2 ) + 2 2 x + 3 4/ simplify the rational expression 7 x2 + 15 x + 2 X +2 5/ simplify the rational expression X - 3 X 2 + 2X- 15Use factorization to simplify the given expression ( a) x 3 .- 1 * 2 + % x - 9 ( b ) Find the indicated limit X 3 - 1 X -> * 2+ 8 x -9 10 ) (ause binomal expansion to simplify the given expression ( 4th ) 2 -- 16 ( b ) Find the indicated Unit tim ( 4+6 ) 2 - 16 In (a) use binomial expansion to simplify 2 ( x- 1) 2 - 5 ( x- 1) - 7 X ( b ) Find the indicated limit 2(X- 1)2 - 5 ( X - 1) - 7 X -o Xb) simplify the rational expression X 2- 81 X 2 + 2 X - 63 7. ) Use factorization to Simplify the given expression ( a ) * 2 - 14 x + 45 X - 5 ( b ) Find the indicated A limit X 2 - 14 x+ 45 Tim X -25 * - 5 8 use factorization to simplify a ) 2 X + 18 * 2 + 1 1 x+ 18 ( b ) Find the indicated on limit lim 2x + 18 X- - 9 X 2 +HX + 18