FIND x

Asked by  | 4th Jul, 2008, 09:23: PM

Expert Answer:

xcot(90+θ) + tan(90+θ)sinθ + cosec(90+θ)=0

-xtanθ-cotθsinθ+secθ=0

-xtanθ-cosθ+secθ=0

xsinθ+cos2θ-1=0

xsinθ-sin2θ=0

sinθ(x-sinθ)=0

x = sinθ

Answered by  | 15th Jul, 2008, 09:31: AM

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