Sin(2 兀-A)cos(兀+A)Tan(兀/2-A)/sin (兀/2+A)cot(2 兀+A)sin(兀-A)=
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Given :
To Find : Evaluate
Solution:
sin(2π - A) = -sinA
cos(π+A) = -cosA
tan(π/2 - A) = cotA
Numerator = -sinA. (-cosA)cotA = sinAcosAcotA
sin(π/2 + A) = cosA
cot(2π + A) = cotA
sin(π - A) = SinA
Denominator = cosAcotAsinA = sinAcosAcotA
Numerator = Denominator
=> Numerator / Denominator = 1
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