If 0<θ<90º, tan θ+ sin θ=m and tan θ-sinθ=n, where m≠n, then the value m²-n² is

(a) 2(m2+n2)
(b) 4√mn
(c) 4mn
(a) 2 (tan2q +sin2q)

Anurag Mishra Professor Asked on 24th March 2016 in Maths.
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  • 1 Answer(s)

    ans is (b)

    mritunjay Default Answered on 26th March 2016.
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