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The ratio of the greatest value of 2-cos...

The ratio of the greatest value of `2-cos x+sin^2x` to its least value is
(1) `7/4` (2) `9/4` (3) `(13)/4` (4) `5/4`

Text Solution

Verified by Experts

The correct Answer is:
`13:4` or `1:4`
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