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# Trig Identities Interview Questions with Answers PDF p. 69

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Trig Identities interview questions and answers, trig identities trivia questions PDF 69 to learn online College Math course for online classes. Trigonometric Identities MCQ questions, trig identities Multiple Choice Questions (MCQ) for online college degrees. "Trig Identities " Book PDF: trigonometric identities, inverse of a function, period of trigonometric functions, row matrix, trig identities test prep for college entrance exams.

"Sec(-300°) =" MCQ PDF: 3, 4, 2, and 1 for completely online college. Study trigonometric identities questions and answers to improve problem solving skills for best online colleges for teaching degree.

## Trivia Quiz on Trig Identities MCQs

MCQ: Sec(-300°) =

4
3
2
1

MCQ: [ 0 0 0 ] is

Scaler matrix
diagonal matrix
identity matrix
null matrix

MCQ: The period of sec(3x) is

π/3
π/2
2π/3
π

MCQ: If ƒ(x) = ex, then f-1(x) =

sin(x)
cos(x)
lnx
ex

MCQ: Cosα =

cos²α/2 + sin²α/2
cos²α/2 - sin²α/2
cos²α - sin²α
cos²α + sin²α