Home
Class 12
MATHS
Given A=sin^2theta+cos^2theta, then for ...

Given `A=sin^2theta+cos^2theta,` then for all real `theta,` `1lt=Alt=2` (b) `3/4lt=Alt=1` `(13)/(16)lt=Alt=1` (d) `3/4lt=Alt=(13)/(16)`

A

`1leAle2`

B

`3/4leAle1`

C

`13/16leAle1`

D

`3/4leAle13/16`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • TRIGONOMETRIC FUNCTIONS

    MTG-WBJEE|Exercise WB JEE WORKOUT ( CATEGORY 3 One or More than One Option Correct Type (2 Mark))|15 Videos

  • TRIGONOMETRIC FUNCTIONS

    MTG-WBJEE|Exercise WB JEE Previous Years Questions (CATEGORY 1 : Single Option Correct Type (1 Mark))|15 Videos

  • TRIGONOMETRIC FUNCTIONS

    MTG-WBJEE|Exercise WB JEE Previous Years Questions (CATEGORY 2 : Single Option Correct Type (2 Mark))|3 Videos

  • THREE DIMENSIONAL GEOMETRY

    MTG-WBJEE|Exercise WE JEE PREVIOUS YEARS QUESTIONS (CATEGORY 1 : Single Option Correct Type)|10 Videos

  • VECTOR ALGEBRA

    MTG-WBJEE|Exercise WB JEE previous Years Questions (Single Option Correct Type) (1 mark)|9 Videos

Similar Questions

Explore conceptually related problems

Given A=sin^(2)theta+cos^(4)theta, then for all real theta(a)1<=A<=2(b)(3)/(4)<=A<=1(c)(13)/(16)<=A<=1(d)(3)/(4)<=A<=(13)/(16)

If A=cos^(2)theta+sin^(4)theta then for all values of theta(A)1<=A<=2(B)(13)/(16)<=A<=1(C)(3)/(4)<=A<=(13)/(16) (D) (3)/(4)<=A<=1

If (sin 3theta)/(cos 2theta)lt 0 , then theta lies in

Solve 5 cos 2 theta+2 "cos"^(2) theta/2 +1=0, -pi lt theta lt pi .

sqrt(2+sqrt(2+2cos 4 theta)), forall 0 lt theta lt pi//4 is

If sin theta =sqrt(3) cos theta, -pi lt theta lt 0 , then the value of theta is

If 3 sin 2 theta = 2 sin 3 theta and 0 lt theta lt pi , then sin theta =

If sin theta = sqrt(3) cos theta, 0 lt theta lt 90^(@) , then theta is equal to .