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Practice_Final (1)

# Practice_Final (1) - Math1350Precalculus PracticeFinalExam...

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Math 1350 Precalculus Practice Final Exam Name ___________________________________ Date ___/___/___ Directions: Answer all of the questions and don't forget to include all of your work. The point  values for each question are marked in parenthesis ( )before each question. 1) Using the function  3 4 ( ) 3 Volume r r π =  find the values of  a) Volume (3/2) b) Volume (2r) 2) Find the domain and range of  2 1 ( ) f x x x = - 3) If  ( ) 2 15 f x x = -  find  ( ) ( ) f x h f x h + -

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4) Using  f x x ( ) =  and  2 ( ) 1 g x x = +  find the following: a) f(x)+g(x) b) g(x)-f(x) c) g(x)/f(x) d) f(x)*g(x) e) f(g(x)) f) g(f(x)) 5) If  f x x ( ) = + 3 4 15  find the inverse function. 6) Algebra Review
a) Factor x x 2 4 - b) Simplify  ( )( ) 4 3 4 2 5 4 x y x y - - - - c) Simplify  x x x x 2 2 4 12 9 36 - - - - d) Multiply  ( ) x x t t + 2 2 7) Solve for x: 2 5 4 1 3 2 x x x x - + = - 8) Divide  4 3 2 (6 4 10 1) (3 1) x x x x x - + + - ÷ +

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9) Write the polynomial  f x x x x x ( ) = - + - + 3 4 4 4 1 4 3 2  in completely factored form 10) Find the horizontal and vertical asymptotes for  3 2 16 7 2 2 x x x + - - 11) Find all the zeros of the polynomial  x x x x 4 3 2 29 30 - - - -
12) Solve the following log equations. Show all steps and verify the final answers.

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Practice_Final (1) - Math1350Precalculus PracticeFinalExam...

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