(tan θ - θ / 2) = ?
Correct answer: C. -tan (θ - θ / 2)
- A. sin (θ - θ / 2)
- B. cos (θ - θ / 2)
- C. -tan (θ - θ / 2)
- D. 2sin (θ - θ) cos (θ - θ)
Explanation
Correct answer is "C option" or " -tan (θ - θ / 2) ''It is a basic question and answer can be found by taking - common from the question.
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Quantitative reasoning applies arithmetic and basic algebra to numerical relationships, including percentages, ratios, averages, fractions, proportions, profit and loss, rates, time, work and measurement. Questions focus on translating words into equations, choosing an efficient method and checking whether the result is numerically reasonable.
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