Question

Find the value of cosec (75 + θ) - sec (15 - θ) – tan (55 + θ) + cot (35 - θ)

Answer 1

Answer:

Zero

Step-by-step explanation:

cosec(75+θ)−sec(15-θ)−tan(55+θ)+

cot(35-θ)

=sec(90−(75−θ)−sec(15−θ)−

cot(90-(55+θ)+cot(35−θ)

=sec(15−θ)−sec(15−θ)−

cot(35+θ)+cot(35+θ)

=0

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