Question

(sec^2 theta -1)(1-cosec^2 theta) = -1
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Answer 1

Answer:

45°

Step-by-step explanation:

assuming thita = A

(sec^2A - 1)/(1 - cosec^2A) = - 1

tan^2A/ (-cot^2A) = - 1

tan^2A = cot^2A = tan^2A = 1/tan^2A

tan^4A = 1 => tan^4A = tan^4 45°

A = 45°

so the value of thita will be 45° .