Which expression is identical to sinthetacostheta?

  1. cottheta
  2. sectheta
  3. 1
  4. tantheta
Answer

D) tantheta

Using sin^2theta + cos^2theta = 1 and the definitions of the ratios, sinthetacostheta = tantheta. SLO M-09-B-23 · Knowledge

Mathematics MCQ · More Trigonometric Identities MCQs · Practise