advertisement

CP ALG II 1/7/16 Polynomial Practice 1a. Write a general equation for a function that has these characteristics. 1b. If (3, 9) is a point on the graph, find the equation of the function. 3. Name:______________________ 2a. Write a general equation for a function that has these characteristics. 2b. If (0, 16) is a point on the graph, find the equation of the function. What is the minimum possible degree of the polynomial graphed below? 4. The graph shows an eighth degree polynomial. List the polynomials zeros with their multiplicities. 5. What is the multiplicity for x = 5 given that the graph shows a fifth degree polynomial with all real number roots, and the root x = -5 has a multiplicity of 2? 6. Which of the following graphs could represent the polynomial f x = a x - b () ( ) ( x - c) ? 2 3 7. Find the seventh-degree polynomial corresponding to the following graph, given that one of the zeros has a multiplicity of 3. 8. æ 1 ö Sketch a graph of the following polynomial. f x = - ç x +5 è 5600 ÷ø 9. Given g x = 2x 3 +3x 2 -11x -6 () () a. Make a list of all possible rational zeros. b. Factor completely. c. Sketch. (Include all intercepts) ( ) ( x +1)( x - 4) ( x - 7) 2 3 ( ) () 2. Given 4, 0 is an x-intercept of multiplicity 2 for p x = x 4 -8x 3 +15x 2 +8x -16 , a. factor completely b. Sketch. (Include all intercepts)