CBSE BOARD XII, asked by student12323, 5 hours ago

Find pricipal value of cot^-1⟨cot⟨-9π/4⟩⟩

Answers

Answered by AnshikaDhiman100

0

Answer:

∴ The value of cot–1(cot9π4) is π4.

Answered by 123nidhi29

0

Answer:

the value of the cot-1{9tt/4}}isa4

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