Practice examples of quadratic equations MCQs, math (MCQ) for online test prep. Quadratic equations quiz has multiple choice questions (MCQ), examples of quadratic equations quiz question and answers as solution set of 6x² + x - 15 = 0 is, answer key with choices as { 9, 10}, {-9,-10}, {-9, 10 } and {9, -10 } for competitive exam prep. Free study guide is to learn examples of quadratic equations quiz online with MCQs to practice test questions with answers.

MCQ. Solution set of 6x² + x - 15 = 0 is

1. { 9, 10}
2. {-9,-10}
3. {-9, 10 }
4. {9, -10 }

D

MCQ. If a < 0, then function ƒ(x) = ax² + bx + c has a maximum value value at

1. ƒ(a/2b)
2. ƒ(-a/2b)
3. ƒ(-b/2a)
4. None of Above

C

MCQ. Graph of quadratic function is

1. circle
2. parabola
3. triangle
4. rectangle

B

MCQ. Quadratic function is defined as

1. ƒ(x) = ax² + bx + c, a ≠ 0
2. ƒ(x) = ax + bx, a ≠ 0
3. ƒ(x) = ax³ + bx + c, a ≠ 0
4. ƒ(x) = a, a ≠ 0

A

MCQ. Solution set of 3x² + 4x + 1 = 0 is

1. {1/3, 1}
2. {−1/3, −1}
3. {−1/3, 1}
4. {−3, −1}

B