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Choose the odd one out (1) x = a cos t...

Choose the odd one out (1) x = ` a cos theta , y = a sin theta `
(2) ` theta `
(3) ` 0 ge theta ge 2 pi `
(4)` ( a cos theta , b sin theta)`

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Knowledge Check

  • the solution of sin ^3 theta cos theta - sin theta cos^3 theta = 1/4 is

    A
    `((n pi)/(4)) +(-1)^n ((pi)/(8))`
    B
    `((n pi )/(2)) +-( (pi)/(8))`
    C
    `((npi)/(4))+ (-1)^(n+1) ((pi)/(8))`
    D
    `((n pi)/(8))+(-1) ^n ((pi)/(8))`

  • The number of solution of cos 2 theta = sin theta in (0, 2 pi) is

    A
    1
    B
    2
    C
    4
    D
    0

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