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If m and M be the minimum and maximum va...

If m and M be the minimum and maximum value of `10 cos^2x-6sinxcosx+2sin^2x` respectively then M+m is equal to

A

1

B

11

C

10

D

12

Text Solution

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The correct Answer is:
D
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PATHFINDER-TRIGONOMETRIC RATIOS AND IDENTITIES-QUESTION BANK
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