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Question 89Asked in BPSC TRE 2.0 (2023) Mathematics and Science Class 6-8

The value of cos(−1710°) iscos(−1710°) का मान है

cos(−1710°) का मान है
  1. A00
  2. B11
  3. C–1–1
  4. DMore than one of the aboveउपर्युक्त में से एक से अधिक
  5. ENone of the aboveउपर्युक्त में से कोई नहीं
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Correct answer: (A) 00

Explanation

cos is even, so cos(-1710°) = cos 1710° = cos(1710° - 5×360°) = cos(-90°) = 0.cos एक सम फलन है, अतः cos(-1710°) = cos 1710° = cos(1710° - 5×360°) = cos(-90°) = 0।

From BPSC TRE 2.0 (2023) Mathematics and Science Class 6-8 — Previous Year Paper

This is question 89 of BPSC TRE 2.0 (2023) Mathematics and Science Class 6-8 — Previous Year Paper. See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.