How many real roots does the quadratic equation 3x2+2x-9=0 口5. Choose the correct answer.How many real roots does the quadratic equation 3x² + 2x - 9 = 0 have?one real rootno real rootstwo real rootsnot enough information

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How many real roots does the quadratic equation 3x² + 2x - 9 = 0 have?

Algebra: Structure And Method, Book 1

(REV)00th Edition

ISBN:9780395977224

Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole

Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole

Chapter12: Quadratic Functions

Section12.4: Graphs Of Quadratic Equations: The Discriminant

Problem 2CE

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How many real roots does the quadratic equation 3x2+2x-9=0

口
5. Choose the correct answer.
How many real roots does the quadratic equation 3x² + 2x - 9 = 0 have?
one real root
no real roots
two real roots
not enough information

Formula Formula A polynomial with degree 2 is called a quadratic polynomial. A quadratic equation can be simplified to the standard form: ax² + bx + c = 0 Where, a ≠ 0. A, b, c are coefficients. c is also called "constant". 'x' is the unknown quantity

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