College Math MCQ App | Trigonometric Identities MCQ e-Book PDF | 18
College Math MCQs (College Level) From Textbook

College Math MCQs – Practice Test 18 (Chapter 13)

Trigonometric Identities MCQ with Answers PDF Download – Test 18

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The "Trigonometric Identities MCQ" App Download (Android & iOS): Cot(&alpha + &beta) =; MCQ with answers: cotα+cotβ/1-cotαcotβ, cotα-cotβ/1 + cotαcotβ, cotαcotβ-1/cotα+cotβ, and cot&alphacot&beta+1/cot&alpha+cot&beta. Practice Finding Inverse Function Quiz Questions, download Apple Book (Free Chapter) for free online college courses.

Trigonometric Identities MCQ – Practice Test 18 PDF Download

MCQ 86: Sin(α - β) =:

  1. cosαcosβ+sinαsinβ
  2. cosαcosβ+sinαsinβ
  3. sinαcosβ-cosαsinβ
  4. sinαcosβ+cosαsinβ

MCQ 87: Cot(α + β) =:

  1. cotα-cotβ/1 + cotαcotβ
  2. cotα+cotβ/1-cotαcotβ
  3. cotαcotβ-1/cotα+cotβ
  4. cotαcotβ+1/cotα+cotβ

MCQ 88: 1 - cos2α =:

  1. 2sinα
  2. 2cosα
  3. 2secα
  4. 2sin²α

MCQ 89: Cos9α =:

  1. 4cos³3α-3cos3α
  2. 3cos³3α-4cos3α
  3. 3sin3α-4sin³3α
  4. 4sin3α-3sin³3α

MCQ 90: Cos(π-α) =:

  1. −cosα
  2. cosα
  3. −sinα
  4. sinα

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