If sinA + cosA / sinA-cosA = 5/3 , evaluate 7tanA+2 / 2tanA+7
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sinA + cosA / sinA - cosA = 5/3
using componendo and dividendo, we get
2 sin A / 2 cosA = 8 / 2 or tanA = 4. hence
7 tan A + 2 / 2 tanA + 7 = 28 + 2 / 8 + 7 = 30 / 15 = 2
Answer = 2
using componendo and dividendo, we get
2 sin A / 2 cosA = 8 / 2 or tanA = 4. hence
7 tan A + 2 / 2 tanA + 7 = 28 + 2 / 8 + 7 = 30 / 15 = 2
Answer = 2
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