Home
Class 11
MATHS
The function f(x)=cosx-2lambda x is mono...

The function `f(x)=cosx-2lambda` x is monotonicallly decreasing when

A

`lambdagt1/2`

B

`lambdalt1/2`

C

`lambdalt2`

D

`lambdagt2`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • MAXIMA & MINIMA

    AAKASH SERIES|Exercise EXERCISE-III|35 Videos

  • MAXIMA & MINIMA

    AAKASH SERIES|Exercise EXERCISE-I|31 Videos

  • MATRICES

    AAKASH SERIES|Exercise LINEAR EQUATIONS - PRACTICE EXERCISE|15 Videos

  • MAXIMA AND MINIMA

    AAKASH SERIES|Exercise ADDITIONAL PRACTICE EXERCISE (LEVEL - II (PRACTICE SHEET )(ADVANCED)) (INTEGER TYPE QUESTIONS)|3 Videos

Similar Questions

Explore conceptually related problems

The function f(x)=x^(2)+(lambda)/(x) has a

Function f(x)=|x|-|x-1| is monotonically increasing when

The function f(x)=x-[x]" when x=2 is "

If f(x)=x^(3)+4x^(2)+lambdax+1 is a monotonically decreasing function of x in the largest possible interval (-2,-2//3) . Then

Without using the derivative, show that The function f(x) = ((1)/(2))^(x) is strictly decreasing on R

Without using the derivative, show that The function f(x) = 5-7x is strictly decreasing on R

The function f(x) =x^3(x-2)^2 decreases in

The function f(x) =(log x)/x decreases in

The function f(x)=x^x decrease on the interval

Find all possible 'b' for which f(x)=sin2x-8(b+2)cosx-(4b^(2)+16b+6)x is monotoic decreasing for xhatIRand has no critical point .