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Let M = the maximum value of (1)/(9 s...

Let M = the maximum value of
`(1)/(9 sin^(2)x+24 sin x cosx+19cos^(2)x)`, then `(1)/(2)M` is equal to ________.

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The correct Answer is:
`0.50`
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MCGROW HILL PUBLICATION-TRIGONOMETRICAL IDENTITIES AND EQUATIONS -EXERCISE (Numerical Answer Type Questions)
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