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# Nature of roots of quadratic equation Multiple Choice Questions PDF p. 74

Nature of roots of quadratic equation multiple choice questions and answers, nature of roots of quadratic equation quiz answers PDF 74 to learn College Math course for college certification. Learn Quadratic Equations MCQ trivia questions, nature of roots of quadratic equation Multiple Choice Questions (MCQ) for online college degrees. Nature of roots of quadratic equation Interview Questions PDF: algebra and trigonometry, online math learning, harmonic mean, double angle identities, nature of roots of quadratic equation test prep for online colleges that offer financial aid.

"The roots of the quadratic equation x² - 6x + 10 = 0 are" MCQ PDF with choices imaginary, equal, irrational, and real for schools that offer online bachelor degrees. Solve quadratic equations questions and answers to improve problem solving skills for SAT subject tests.

## Nature of roots of quadratic equation Questions and Answers MCQs

MCQ: The roots of the quadratic equation x² - 6x + 10 = 0 are

equal
imaginary
irrational
real

MCQ: Cotα-tanα =

−2tan2α
2tan2α
−2cot2α
2cot2α

MCQ: If an+1 + bn+1/an + bn is the harmonic mean between a and b, then n =

−1
1
−2
0

MCQ: Cos(α - β) =

cosαcosβ+sinαsinβ
cosαcosβ+sinαsinβ
sinαcosβ-cosαsinβ
sinαcosβ+cosαsinβ

MCQ: Sin²2θ =

1 - cos²θ
1+cos²θ
1+cosθ
1 - cos²2θ