Home
Class 11
MATHS
If 270^(@)ltthetalt360^(@) and cos theta...

If `270^(@)ltthetalt360^(@) and cos theta=1/4` find `"tan"theta/2`.

Text Solution

Verified by Experts

The correct Answer is:
`-sqrt(3/5)`
Promotional Banner

Topper's Solved these Questions

  • MULTIPLE & SUBMULTIPLE ANGLES

    AAKASH SERIES|Exercise EXERCISE 3.1 ( SHORT ANSWER QUESTION )|18 Videos

  • MULTIPLE & SUBMULTIPLE ANGLES

    AAKASH SERIES|Exercise EXERCISE 3.1 ( LONG ANSWER QUESTION )|9 Videos

  • MULTIPLE & SUBMULTIPLE ANGLES

    AAKASH SERIES|Exercise ADDITIONAL SOLVED EXAMPLE |1 Videos

  • MULTIPLE & SUBMULTIPLE

    AAKASH SERIES|Exercise PRACTICE SHEET (EXERCISE - II) (LEVEL - II) (Linked Comprehension Type Questions)|5 Videos

  • MULTIPLE PRODUCT OF VECTORS

    AAKASH SERIES|Exercise PRACTICE EXERCISE|62 Videos

Similar Questions

Explore conceptually related problems

If 270^(@) lt theta lt 360^(@) and cos theta = (5)/(13) " then " (13 sin theta + 5 tan theta )/( 12 cot theta - 5 sec theta )=

If sin theta=-4/5,180^(@)ltthetalt270^(@) then find "sin"theta/2, "cos"theta/2

If 180^(@) lt theta lt 270^(@), sin theta =-4//5 , " then " tan theta //2=

I : If 180^(@) lt theta lt 270^@ , sin theta = -3//5 " then " cos theta //2 -=1//10 . II : If 630^(@) lt theta lt 720^(@) , |tan theta | =12//5 " then " tan theta//2= 2//3

If 180^(@) lt theta lt 270^(@) and sin theta = -5//13 then 5 cot^(2) theta + 12 tan theta + 13 "cosec" theta =

If 180^(@) lt theta lt 270^(@) , sin theta =-3//5 , then cos theta //2=