Home
Class 10
MATHS
cos 48^@ - sin 42 ^@ = ?...

` cos 48^@ - sin 42 ^@ = ? `

A

0

B

`(1)/(4)`

C

`(1)/(2)`

D

1

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • SOLVED PAPER (SSLC KARNATAKA APRIL 2019)

    OSWAAL PUBLICATION|Exercise Answer the following :|29 Videos

  • REAL NUMBERS

    OSWAAL PUBLICATION|Exercise TEXTBOOK CORNER ( EXERCISE 8.4 )|12 Videos

  • SOLVED PAPER SSLC KARNATAKA JUNE 2020

    OSWAAL PUBLICATION|Exercise Answer the following questions |37 Videos

Similar Questions

Explore conceptually related problems

sin 25^@ cos 65 ^@ + cos 25 ^ @ sin 65 ^@ = ?

Evalute (c ) cos48^(@)-sin42^(@)

Show that : cos 38 ^@ cos 52 ^@ - sin 38^@ sin 52 ^@ = 0

(sin 18^@)/( cos 72 ^@) = ?

If 5 cos A - 12 sin a = 0 , find the value of (sin A - cos A)/(2 cos A - sin A) .

(sin 70^(@) + cos 40^(@))/(cos 70^(@) + sin 40^(@)) =

Show that cos 36^(@) cos 54 ^(@) -sin 36^(@) sin 54^(@) =0

sin 60 ^@ cos 30 ^@ + sin 30^ @ cos 60^@ = ?

Show that : tan 48 ^@ tan 23^@ tan 42^@ tan 67 ^@ = 1

( cos A ) /( 1 + sin A ) + ( 1 + sin A ) /( cos A ) = 2 sec A

OSWAAL PUBLICATION-SOLVED PAPER (SSLC KARNATAKA APRIL 2019)-Answer the following :
  1. cos 48^@ - sin 42 ^@ = ?

    Text Solution

    |

  2. The given graph represents a pair of linear equations in two variables...

    Text Solution

    |

  3. 17 = 6 xx2+5 is compared with Euclid's Division lemma a = bq +r then w...

    Text Solution

    |

  4. Write the degree of the polynomial P(x) =2x^(2)-x^(3)+5 .

    Text Solution

    |

  5. Find the value of the discriminant of the quadratic equation 2x^(2)-4x...

    Text Solution

    |

  6. Write the foumula to calculate the curved surface area of the frustum...

    Text Solution

    |

  7. Find the sum of first twenty terms of Arithmetic series 2 +7+12 + cdot...

    Text Solution

    |

  8. In DeltaABC, DE|| BC. If AD = 5 cm ,BD = 7 cm and AC = 18 cm, find the...

    Text Solution

    |

  9. Solve the following pair of linear equations by any suitable method. ...

    Text Solution

    |

  10. In the figure, ABCD is a square of side 14 cm. A, B, C and Dare the ce...

    Text Solution

    |

  11. Draw a circle of radius 4 cm and construct a pair of tangents such tha...

    Text Solution

    |

  12. Find the co - ordinates of points which divides the line segment joini...

    Text Solution

    |

  13. Prove that 3+sqrt5 is an irrational number.

    Text Solution

    |

  14. The sum and product of the zeroes an a quadratic polynomial P (x) = ax...

    Text Solution

    |

  15. Find the quotient and the remainder when P (x) = 3x^(3)+ x^(2)+2x+5 is...

    Text Solution

    |

  16. Solve 2x^(2)-5x+3 = 0 by using formula.

    Text Solution

    |

  17. The length of a rectangular field is 3 time its breadth . If the area ...

    Text Solution

    |

  18. If sqrt(3) tan theta =1 and theta is acute, find the value of sin 3 th...

    Text Solution

    |

  19. Prove that ((1+cos theta)/(1-cos theta))=("cosec"theta + "cot"theta)^(...

    Text Solution

    |

  20. A cubical die numbered from 1 to 6 are rolled twice . Find the probabi...

    Text Solution

    |

  21. The radii of two circular ends of a frustum of a cone shaped dustbin a...

    Text Solution

    |