Question

please explain well​

Answer 1

Answer:

9) 3

10) 0

Step-by-step explanation:

9) Degree is the highest power of the variable.

Here the highest power is 3.

Therefore degree=3.

10) Let theta be equal to X(Since I could not type theta)

Tan²x = 1/Cot²x

Therefore, Tan²x - 1/Cot²x = 1/Cot²x - 1/Cot²x

=0

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