MY CART (5)

Use Coupon: CART20 and get 20% off on all online Study Material

ITEM
DETAILS
MRP
DISCOUNT
FINAL PRICE
Total Price: Rs.

⇐ BackProceed to Checkout ⇒
There are no items in this cart.
Continue Shopping
Menu
Grade: 11 
        
If 2cos^2θ+sinθ≤2, then exhaustive set of the inequality in θ∈[π/2,3π/2]. Find the required values of theta.
7 months ago

Answers : (1)

Arun
21510 Points 
							
Dear student
 
2 – 2 sin2 x + sin x – 2 
 
2 sin2x – sinx >=0
 
2 sin x (sinx – 1/2) >=0
 
hence sin x belongs to [- 1, 1/2] U [0, 1]
 
now you can find angles
7 months ago
Think You Can Provide A Better Answer ?
Answer & Earn Cool Goodies

Other Related Questions on Trigonometry

Please send solution to tje attached question as soon as possible Answer & Earn Cool Goodies
if sin^4(A)/32 + cos^4(A)/28 = 1/60 then 32^17/sin^32(A) + 28^17/cos^32(A) = ?? Answer & Earn Cool Goodies
Solve the trigonometric equation 2cos^2(x)+3sin(x)=0
the number of distinct real roos of the equation tan 2 2x+2tan2xtan3x-1=0 in the interval(0,90)
I am value of expression in the image. Please help in finding its vale i am not what to do with this...
View all Questions »


Course Features

  • 731 Video Lectures
  • Revision Notes
  • Previous Year Papers
  • Mind Map
  • Study Planner
  • NCERT Solutions
  • Discussion Forum
  • Test paper with Video Solution


Course Features

  • 31 Video Lectures
  • Revision Notes
  • Test paper with Video Solution
  • Mind Map
  • Study Planner
  • NCERT Solutions
  • Discussion Forum
  • Previous Year Exam Questions


Ask Experts

Have any Question? Ask Experts

Post Question

 
 
Answer ‘n’ Earn
Attractive Gift
Vouchers To Win!!! Click Here for details