Pre-Calculus Practice Problem 43

# Pre-Calculus Practice Problem 43 - Roots 2 Use the...

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Unit 2, Pretest on Polynomials and Rational Functions Blackline Masters, Advanced Math-PreCalculus Page 41 Louisiana Comprehensive Curriculum, Revised 2008 Name_______________________ Date________________________ 1. Factor to find the roots in each of the problems below. a. x 2 – 5 x – 14 = 0 Factors__________________ Roots___________ b. 2 x 2 – 13 x + 6 = 0 Factors__________________
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Unformatted text preview: Roots_______________ 2. Use the quadratic formula to solve 2 x 2-3 x – 4 = 0 3. Find the discriminant and use it to describe the nature of the roots in each of the following equations. a. 2 x 2 + 10 x + 11 = 0 ______________________ b. 3 x 2 + 4 x = -2 ______________________ c. 4 x 2 + 20 x + 25 = 0 ______________________...
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