Math, asked by dhanushr554, 1 month ago

The least value of cos2 x + sec2 x=

Answers

Answered by Mahip1145

1

Answer:

sorry I didn't understand this question

Answered by hari2491

0

Step-by-step explanation:

We know that cos2x and sec2x ≥ 0

∴ By applying AM and GM we get,

⇒

⇒ cos2 x + sec2 x≥2

∴ Least value of the given function is 2.

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