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Practice cube roots of unity career test with multiple choice question (MCQs): for a quadratic equation ax² + bx + c sum of root is, for e-learning degree certificate with options b/a, −b/a, c/a for online college classes. Learn online quadratic equations questions and answers with problem-solving skills assessment test.

Cube Roots of Unity Quiz

MCQ: For a quadratic equation ax² + bx + c sum of root is

1. b/a
2. −b/a
3. c/a
4. None of Above

C

Period of Trigonometric Functions Quiz

MCQ: Period of sin(x)/2 is

1. π
2. None of Above

B

Arithmetic Progression Quiz

MCQ: Common difference of sequence 5,8,11,14,… is

1. 3
2. −3
3. 0
4. 1

A

Cube Roots of Unity Quiz

MCQ: If one root of equation x² - 3x + a = 0 is 2, then

1. a = -2
2. a = 2
3. a = 0
4. a = -3

B

Examples of Permutation Quiz

MCQ: An arrangement of finite numbers of objects taken some or all at a time is called their

1. A.P
2. Combination
3. Sequence
4. permutation

D