Nature of roots of quadratic equation Quizzes Online MCQs PDF Download eBook p. 74
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"The roots of the quadratic equation x² - 6x + 10 = 0 are", nature of roots of quadratic equation Multiple Choice Questions (MCQs) with choices imaginary, equal, irrational, and real for schools that offer online bachelor degrees. Practice quadratic equations questions and answers to improve problem solving skills for SAT subject tests.
Nature of roots of quadratic equation Questions and Answers PDF Download eBook
MCQ: The roots of the quadratic equation x² - 6x + 10 = 0 are
- equal
- imaginary
- irrational
- real
B
MCQ: Cotα-tanα =
- −2tan2α
- 2tan2α
- −2cot2α
- 2cot2α
B
MCQ: If an+1 + bn+1/an + bn is the harmonic mean between a and b, then n =
- −1
- 1
- −2
- 0
C
MCQ: Cos(α - β) =
- cosαcosβ+sinαsinβ
- cosαcosβ+sinαsinβ
- sinαcosβ-cosαsinβ
- sinαcosβ+cosαsinβ
B
MCQ: Sin²2θ =
- 1 - cos²θ
- 1+cos²θ
- 1+cosθ
- 1 - cos²2θ
D