5
QuizMultiple Choice

Introduction to the Quadratic Formula — Quiz

Question 5 • Algebra: Concepts and Connections

Which shows the correct substitution of the values a, b, and c from the equation 1=−2⁢x+3⁢x2+1 into the quadratic formula? Quadratic formula: x is equal to the fraction with numerator negative b plus or minus square root of b squared minus 4 A c end root and denominator 2 A

Answer
A
x is equal to the fraction with numerator negative negative 2 plus or minus square root of negative 2 squared minus 4 3 1 end root and denominator 2 times 3
B
x is equal to the fraction with numerator negative 3 plus or minus square root of 3 squared minus 4 negative 2 0 end root and denominator 2 times negative 2
C
x is equal to the fraction with numerator negative negative 2 plus or minus square root of negative 2 squared minus 4 3 0 end root and denominator 2 times 3
D
x is equal to the fraction with numerator negative negative 2 plus or minus square root of negative 2 squared minus 4 3 2 end root and denominator 2 times 3
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