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.
one year ago

Answers : (1)

Arun
24739 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
one year ago
Think You Can Provide A Better Answer ?
Answer & Earn Cool Goodies

Other Related Questions on Trigonometry

Question 29 and 27 plzz send it ASAP.......................................... Answer & Earn Cool Goodies
consider 15 roots of unity z1,z2,z3,z4,z5,z6,z7,z8,z9,Z10,z11,z12,z13,z14then... Answer & Earn Cool Goodies
if cose theta – cot theta =p then cosec + cot theta
A line passing through the point P(2, 3) meets the lines represented by x^2-2xy -y^2=0 at the point...
If cos^2( A) = cos ^2 (B) can we say angle A = angle B
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