d/dtheta { sinh [log (cot (pi/4+theta)]
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d/dtheta { sinh [log (cot (pi/4+theta)]
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Answer:
-{sinh(cos(π/4+θ)}/sin^3(π/4)
Step-by-step explanation:
d/dθ(sinh[log(cot(π/4+θ)
sinh(d/dθ(log(cot(π/4+θ)))) {sinh is a constant with respect to θ}
[sinh(-cosec^2(π/4+θ)]/cot(π/4+θ)
on further solving,
-[sinh(cos(π/4+θ))]/sin^3(π/4+θ)