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The values of x satisfying the system of...

The values of x satisfying the system of equation
`2^("sin" x - "cos"y) = 1, 16^("sin"^(2)x + "cos"^(2)y) =4` are given by

A

`x = n pi + (-1)^(n) (pi)/(6) " and " y = 2n pi +- (pi)/(3), n in Z`

B

`x = n pi + (-1)^(n+1) (pi)/(6) " and " y = 2n pi +- (2pi)/(3), n in Z`

C

`x = n pi + (-1)^(n)(pi)/(6) " and " y = 2n pi +- (2pi)/(3), n in Z`

D

`x = n pi + (-1)^(n+1) (pi)/(6) " and " y = 2n pi +- (pi)/(3), n in Z`

Text Solution

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The correct Answer is:
A, C
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OBJECTIVE RD SHARMA ENGLISH-TRIGONOMETRIC EQUATIONS AND INEQUATIONS-Chapter Test
  1. The number of all possible 5-tuples (a(1),a(2),a(3),a(4),a(5)) such th...

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  2. General solution of the equation, cos x cdot cos 6x = -1 is =

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  3. The values of x satisfying the system of equation 2^("sin" x - "cos"...

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  4. The general solution of the equation "tan" 3x = "tan" 5x, is

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  5. The number of all possible ordered pairs (x, y), x, y in R satisfying ...

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  6. If the expression ([s in(x/2)+cos(x/2)-i t a n(x)])/([1+2is in(x/2)])...

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  7. Show that the equation , sec theta + "cosec" theta = c has two roots...

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  8. Show that the equation , sec theta + "cosec" theta = c has two roots...

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  9. If theta(1), theta(2), theta(3), theta(4) are roots of the equation "s...

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  10. If sin(pi cos theta) = cos(pi sin theta), then the value of cos(the...

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  11. If tan(pi cos theta )= cot (pi sin theta ) ,then cos^(2)(theta -pi/...

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  12. The general solution of "tan" ((pi)/(2)"sin" theta) ="cot"((pi)/(2)"co...

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  13. The most general value of theta which satisfy both the equation cos th...

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  14. The number of solutions of the x+2tanx = pi/2 in [0.2pi] is

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  15. If "sin" (pi "cot" theta) = "cos" (pi "tan" theta), "then cosec" 2 the...

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  16. The number of distinct roots of the equation A"sin"^(3) x + B"cos"^(3...

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  17. Values of x between 0 and 2 pi which satisfy the equation sin x sqr...

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  18. If Cos20^0=k and Cosx=2k^2-1, then the possible values of x between 0^...

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  19. The general solution of the trigonometic equation "sin"x + "cos"x = 1...

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  20. The general solution of the equation sin^2thetasectheta+sqrt3 tantheta...

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