Question

please help me ....​

Answer 1

Answer:

Step-by-step explanation:

Solve similarly to above or:

Divide both sides of the identity sin2(x) + cos2(x) = 1 by sin2(x) to get

sin2(x)/sin2(x) + cos2(x)/sin2(x) = 1/sin2(x)

Thus 1 + cot2(x) = csc2(x).

Answer 2

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