Home
Class 11
MATHS
Whenever the terms on the two sides of t...

Whenever the terms on the two sides of the equation are different nature, then equations are known non standard form of an ordinary equation. But cannot be solved by standard procedure, non standard problems require high degree of logic, they also require the use of graphs, inverse properties of functions, inequalities .
The number of solutions of the equation `2 cos ((x)/(2)) = 3 ^(x) + 3^(-x)` is

A

1

B

2

C

3

D

4

Text Solution

Verified by Experts

The correct Answer is:
A
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • TRIGNOMETRIC EQUATIONS

    AAKASH SERIES|Exercise PRACTICE SHEET (EXERCISE -I LEVEL -II MATRIX MATCHING TYPE QUESTIONS)|1 Videos

  • TRIGNOMETRIC EQUATIONS

    AAKASH SERIES|Exercise PRACTICE SHEET (EXERCISE -I LEVEL -II INTEGER TYPE QUESTIONS)|10 Videos

  • TRIGNOMETRIC EQUATIONS

    AAKASH SERIES|Exercise PRACTICE SHEET (EXERCISE -I LEVEL -II MORE THAN ONE CORRECT ANSWER TYPE QUESTIONS)|11 Videos

  • TRANSFORMATIONS

    AAKASH SERIES|Exercise PRACTICE SHEET (EXERCISE-I LEVEL-I Straight Objective Type Questions)|41 Videos

  • TRIGONOMERTIC RATIOS

    AAKASH SERIES|Exercise PRACTICE EXERCISE|77 Videos

Similar Questions

Explore conceptually related problems

The number of solutions of the equation 2x=3pi(1-cosx) is

The number of solutions of the equation 2 x = 3 pi ( 1 - cos x) is

Knowledge Check

  • Whenever the terms on the two sides of the equation are different nature, then equations are known non standard form of an ordinary equation. But cannot be solved by standard procedure, non standard problems required high degree of logic, they also require the use of graphs, inverse properties of functions, inequalities. The number of solutions of the equation sinx=x^(2)+x+1 is

    A
    0
    B
    1
    C
    2
    D
    4

  • Whenever the terms on the two sides of the equation are different nature, then equations are known non standard form of an ordinary equation. But cannot be solved by standard procedure, non standard problems require high degree of logic, they also require the use of graphs, inverse properties of functions, inequalities . The number of real solutions of the equation sin (e^(x)) = 5^(x) + 5^(x) is

    A
    0
    B
    1
    C
    2
    D
    infinitely many

  • The number of solutions of the equation |x|= cos x is

    A
    one
    B
    two
    C
    three
    D
    zero

    • Similar Questions

    Explore conceptually related problems

    The number of solutions of the equation 2cos 2x-3 cot 3 x =tan 2 x is

    The number of solution of the equation sin x = x^(2) + x + 1

    The number of solutions of the equation |x^2|-3|x|+2=0 is

    The standard form of a linear equations is………

    The number of solution of the equation 2 cot 2 x - 3 cot 3 x =tan 2 x is

    Home
    Profile