solve cotA+cosecA-1 /cotA-cosecA+1 (a)cosA/1-sinA (b)cosA/1+sinA(c)1-sinA/cosA (d)sinA/1-cosAthanks
Raghav Rao , 8 Years ago
Grade 12
Trigonometry> solve cotA+cosecA-1 /cotA-cosecA+1 (a)cos...
1 AnswersVikas TU
Last Activity: 8 Years ago
Use
cosec ² A - cot ² A = 1 and substitute in the numerator and use identity
x²-y²= (x+y)(x-y) and then solve it.
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