Home
Class 12
MATHS
If cos x = |sin x|, then the general sol...

If cos x = |sin x|, then the general solution is

A

`x = npi pm pi/4, n in Z`

B

`x = npi + (-1)^(n) pi/4, n in Z`

C

`x = 2npi pm pi/4, n in Z`

D

`x = (2n+1)pi pm pi/4, n in Z`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • KARNATAKA CET 2018

    KCET PREVIOUS YEAR PAPERS|Exercise MATHEMATICS|60 Videos

  • MATHEMATICS

    KCET PREVIOUS YEAR PAPERS|Exercise MCQs|59 Videos

Similar Questions

Explore conceptually related problems

If cos x=|sinx| then, the general solution is

If x+y=2pi//3 and sin x//sin y=2 , then the general solution for x and y

Find the general solution of cos x = ((1)/(2)) .

Statement I x =(kpi)/(13), k in I does not represent the general solution of trigonometric equation. sin 13 x - sin 13 x cos 2x=0 Statement II Both x=r pi , r in I and x=(k pi )/(13) , k in I satisfies the trigonometric equation. sin 13 x - sin 13 x cos 2x =0

The equation 8cosx cos2x cos4x = (sin6x)/(sinx) has a solution given by :

If cos x- sin x ge 1 and 0 le x le 2pi , then find the solution set for x .

If sin x+sin y=3(cos y-cos x) then the value of sin 3 x+sin 3 y=

x_(1) and x_(2) are two solutions of the equation e^(x) cos x=1 , The minimum number of the solution of the equation e^(x) sin x =1 , lying between x_(1) and x_(2) can be

The number of distinct real roots of [[sin x , cos x , cos x ],[cos x , sin x , cos x],[cos x , cos x , sin x]] =0 in the interval -(pi)/(4) le x le (pi)/(4) is

KCET PREVIOUS YEAR PAPERS-KARNATAKA CET 2019-MATHEMATICS
  1. The order of the differential equation y=C(1)e^(C(2)+x)+C(3)e^(C(4)+...

    Text Solution

    |

  2. If |veca| -= 16,|vecb| = 4 then, sqrt(|vecaxxvecb|^(2)+|veca.vecb|^(2...

    Text Solution

    |

  3. If the angle between veca and vecb is (2pi)/3 and the projection of ve...

    Text Solution

    |

  4. A unit vector perpendicular to the plane containing the vectors hati+2...

    Text Solution

    |

  5. [veca+2vecb-vecc,veca-vecb,veca-vecb-vecc] =

    Text Solution

    |

  6. root(3) (y) sqrtx = root(6)((x+y)^(5)), then (dy)/(dx) =

    Text Solution

    |

  7. Roll's theorem is not applicable in which one of the following cases?

    Text Solution

    |

  8. THe interval in which the function f(x) = x^(3) - 6x^(2) + 9x + 10 is ...

    Text Solution

    |

  9. The side of an equilateral triangle are increasing at the rate of 2 cm...

    Text Solution

    |

  10. The value of sqrt(24.99) is

    Text Solution

    |

  11. int(-3)^(3) cot^(-1)x dx =

    Text Solution

    |

  12. int (1)/(sqrtx+xsqrtx) dx =

    Text Solution

    |

  13. int (2x-1)/((x-1)(x+2)(x-3)) dx = A log|x-1|+ B log|x+2|+ C log|x-3|+ ...

    Text Solution

    |

  14. int(0)^(2)[x^(2)] dx =

    Text Solution

    |

  15. int(0)^(1)sqrt((1+x)/(1-x)) dx =

    Text Solution

    |

  16. If U is the universal set with 100 elements, A and B are two sets such...

    Text Solution

    |

  17. The domain of the function f: Rto R defined by f(x) = sqrt(x^(2) - 7x ...

    Text Solution

    |

  18. If cos x = |sin x|, then the general solution is

    Text Solution

    |

  19. Show that sqrt3" cosec "20^(@)-sec 20^(@)=4

    Text Solution

    |

  20. If P(n):2^(n) lt n! Then the smallest positive integer for which P(n...

    Text Solution

    |