Math, asked by amankumar86, 10 months ago

What is the range of f(x) = cos 2x - sin 2x?
(NDA
(a) [2, 4]
[b][-1.1)
(c) (-12, 21
(d) (-v2, v

Answers

Answered by laxmipriyaojha2002

0

Answer:Option b is the correct one.

Step-by-step explanation:

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