1) Which of the following is a quadratic equation? a) 4² - 2x = 0 b) x² + 5x + 6 > 0 c) x² + 5x - 3 = 0 d) 5x - 6 = 9 2) Which of the following is written in standard form? a) x ( x + 3 ) = 0 b) x² + 4x = 0 c) 9 - 6x = -x² d) x² + x = 6 3) What is the formula used to find the sum of the roots of the quadratic equation? a) -b / a b) b / a c) -c / a d) c /a 4) What is the formula used to find the product of the roots of the quadratic equation? a) -b / a b) b / a c) -c / a d) c / a 5) In the quadratic equation 3x² + 2x - 1 = 0. What is the value of a? a) 3 b) 2 c) 0 d) -1 6) What is the value of c in the quadratic equation x² - 3x - 4 = 0? a) 1 b) 0 c) - 3 d) - 4 7) What is the value of b in the quadratic equation x ( x + 2 ) = 0? a) 0 b) 1 c) 2 d) 3 8) In the quadratic equation x² = 25, what is the value of b? a) 0 b) 1 c) 25 d) undefined 9) What is the sum of the roots of the quadratic equation x² + 6x - 14 = 0? a) - 7 b) - 6 c) - 5 d) 14 10) What is the product of the roots of the quadratic equation x² + 3x - 4 = 0? a) 4 b) 3 c) - 3 d) - 4
Describing the Relationship Between the Coefficients and the Roots of the Quadratic Equation
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Richiecorre
G9
Math
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