Mathematics

Mathematics

Problem

Which of the following ordered triples can represent (sin⁡θ,cos⁡θ,tan⁡θ)(\sin\theta,\cos\theta,\tan\theta) for some real θ\theta? a) 35,  −45,  34\dfrac{3}{5},\;-\dfrac{4}{5},\;\dfrac{3}{4} b) 1213,  513,  125\dfrac{12}{13},\;\dfrac{5}{13},\;\dfrac{12}{5} c) 35,  45,  43\dfrac{3}{5},\;\dfrac{4}{5},\;\dfrac{4}{3} d) 513,  1213,  511\dfrac{5}{13},\;\dfrac{12}{13},\;\dfrac{5}{11}

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