If , the value of (x + y) is from Quantitative Aptitude Trigon

Previous Year Papers

Download Solved Question Papers Free for Offline Practice and view Solutions Online.

Test Series

Take Zigya Full and Sectional Test Series. Time it out for real assessment and get your results instantly.

Test Yourself

Practice and master your preparation for a specific topic or chapter. Check you scores at the end of the test.
Advertisement

 Multiple Choice QuestionsMultiple Choice Questions

Advertisement

1.

If tan left parenthesis 5 straight x minus 10 degree right parenthesis space equals space cot space left parenthesis 5 straight y plus 20 degree right parenthesis, the value of (x + y) is

  • 15°

  • 16°

  • 24°

  • 24°


B.

16°

tan space left parenthesis 5 straight x space minus space 10 degree right parenthesis space equals space cot space left parenthesis 5 straight y space plus space 20 degree right parenthesis
rightwards double arrow space space tan space left parenthesis 5 straight x minus 10 degree right parenthesis space equals space tan space left parenthesis 90 degree space minus space left parenthesis 5 straight y space plus space 20 degree right parenthesis right parenthesis
rightwards double arrow space space space space 5 straight x space minus space 10 degree space equals space 90 degree space minus space 5 straight y space minus space 20 degree
rightwards double arrow space space space space 5 straight x space plus space 5 straight y space equals space 70 degree space plus space 10 degree
rightwards double arrow space space space space space 5 left parenthesis straight x space plus space straight y right parenthesis space equals space 80 degree
rightwards double arrow space space space space space straight x space plus space straight y space equals space fraction numerator 80 degree over denominator 5 end fraction space equals space 16 degree
137 Views

Advertisement
2.

The value of tan 11°  tan 17°  tan 79° tan 73° is

  • 1 half
  • 0

  • 1

  • 1

159 Views

3.

(cos A + sin A)2 + (cos A - sin A)2 equals to

  • 1

  • 2

  • 0


4.

What is the value of tan space open parentheses negative fraction numerator 5 straight pi over denominator 6 end fraction close parentheses ?

  • negative fraction numerator 1 over denominator square root of 3 end fraction

  • fraction numerator 1 over denominator square root of 3 end fraction

  • square root of 3

  • negative square root of 3


Advertisement
5.

If cos C - cos D = x, then the value of x is

  • 2 space sin space open square brackets fraction numerator left parenthesis straight C plus straight D right parenthesis over denominator 2 end fraction space space COS fraction numerator left parenthesis straight C minus straight D right parenthesis over denominator 2 end fraction close square brackets

  • 2 space cos space open square brackets fraction numerator left parenthesis straight C plus straight D right parenthesis over denominator 2 end fraction close square brackets space sin space open square brackets fraction numerator left parenthesis straight D minus straight C right parenthesis over denominator 2 end fraction close square brackets

  • 2 sin open square brackets fraction numerator open parentheses straight C plus straight D close parentheses over denominator 2 end fraction close square brackets space sin space open square brackets fraction numerator open parentheses straight D minus straight C close parentheses over denominator 2 end fraction close square brackets

  • 2 space cos space open square brackets fraction numerator open parentheses straight C plus straight D close parentheses over denominator 2 end fraction close square brackets space cos space open square brackets fraction numerator open parentheses straight C minus straight D close parentheses over denominator 2 end fraction close square brackets


6.

Find the value of open parentheses fraction numerator sin space 27 degree over denominator cos space 63 degree end fraction close parentheses squared space plus space open parentheses fraction numerator cos space 63 degree over denominator sin space 27 degree end fraction close parentheses squared

  • 0

  • 2

  • 3

  • 3

304 Views

7.

The value of the following is:
cos space 24 degree space plus space cos space 55 degree space plus space cos space 125 degree space plus space cos space 204 degree space plus space cos space 300 degree

  • 2

  • 1 half
  • 1

  • 1

259 Views

8.

If tan A + cot A = 2, then the value of tan to the power of 10 straight A space plus cot to the power of 10 straight A is

  • 1

  • 4

  • 2 to the power of 10
  • 2 to the power of 10
239 Views

Advertisement
9.

If fraction numerator secθ plus tanθ over denominator secθ minus tanθ end fraction space equals space 2 51 over 79 comma then the value of sinθ is

  • 39 over 72
  • 35 over 72
  • 65 over 144
  • 65 over 144
231 Views

10.

If 1 plus cos squared straight theta space equals space 3 space sin space straight theta space cosθ comma then find the integral value of cot space straight theta is open parentheses 0 less than straight theta less than straight pi over 2 close parentheses

  • 1

  • 2

  • 0

  • 0

218 Views

Advertisement