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Consider the equation, sin^4 x-cos^2 x s...

Consider the equation, `sin^4 x-cos^2 x sin x + 2 sina^2 x + sin x = 0` in `0 le x le 3pi`

A

Number of solution of the equation is 4

B

Sum of the solution of the equation is `6pi`

C

Product of the solution of the equation is 0

D

`2pi` is not the solution

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