chapter4review

chapter4review - Chapter 4 Review Worksheet...

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Unformatted text preview: Chapter 4 Review Worksheet Name_______________ Period_______ Directions: Write the polynomial equation of least degree for each set of roots given. 1. -3, 1, 0 2. 2 ± 3i , 4 Directions: Find the discriminant of each equation and describe the nature of the roots of the equation. Then solve each equation by using the quadratic formula. 3. x 2 + 8 x - 2 = 0 4. x 2 - 2x + 7 = 0 Directions: Find the zeros of the following functions. Show all work. 5. f(x ) = x 3 - x 2 - 34x - 56 6. f(x ) = 2x 3 - 11x 2 + 12x + 9 7. f(x ) = x 4 - 13 x 2 + 36 8. f(x ) = x 4 + x 3 - 9x 2 + -17 x - 8 Directions: Solve each equation. Show your work. 9. x+ 2 = x+1 10. x + 1 - 2 x + 4 = 0 11. 8 x + 7 - x 3 - 21 = 0 12. x + 2x = 4 Directions: Solve each equation. Show your work. x-1 3x 1 7 13. =3 14. + =2 x +2 x + 5 x - 2 x + 3x - 10 15. 1 2 =4 x x -3 16. 2 1 -1< x +1 6 ...
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This note was uploaded on 04/11/2011 for the course MATH 1400 taught by Professor Grether during the Spring '08 term at North Texas.

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