Câu 8: Khẳng định nào dưới đây là sai ?

Hàm số $$y=\cos x$$ là hàm số lẻ.

Hàm số $$y=\sin x$$ là hàm số lẻ.

Hàm số $$y=\tan x$$ là hàm số lẻ.

Hàm số $$y=\cot x$$ là hàm số lẻ.

Ôn tập cùng ECEC Part 2 - Grade 11

Authored by Hậu Phúc

Mathematics

9th - 12th Grade

Used 1+ times

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Câu 7: Trong các hàm số sau, hàm nào là hàm chẵn?

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