Home
Class 14
MATHS
The expression sin^2 x + cos^2 x -1 =0 i...

The expression `sin^2 x + cos^2 x -1 =0` is satisfied by how many values of x ?

A

Only one value of x

B

Two values of x

C

Infinite values of x

D

No value of x

Text Solution

Verified by Experts

Promotional Banner

Similar Questions

Explore conceptually related problems

The equation sin x+sin2x+2sin x sin2x=2cos x+cos2x is satisfied by values of x for which

The equation 3^("sin"2x + 2"cos"^(2)x) + 3^(1-"sin"2x +2"sin"^(2)x) = 28 is satisfied for the values of x given by

The least value of the expression y=(1)/((3sin^(2)x + 3 sin x cos x + 7 cos ^(2)x)) is equal to

The equation 2 cos^(-1)x=sin^(-1)(2x sqrt(1-x^(2))) is valid for all values of x satisfying

Consider the following statements : 1. There is only one value of x in the first quadrant that satisfies sin x + cos x =2. 2. There is only one value of x in the first quadrant that satisfies sin x - cos x =0. Which of the above "is/are" correct ?

The equation 2^(1+cos2x)*sin^(2)x+2sin^(2)2x+2cos2x=2 is satisfied for -

If f(x)= |{:(,1+sin^(2)x,cos^(2)x,4sin2x),(,sin^(2)x,1+cos^(2)x,4sin2x),(,sin^(2)x,cos^(2)x,1+4sin2x):}| then the maximum value of f(x) is

The number of values of x in (0, pi) satisfying the equation (sqrt(3) "sin" x + "cos" x) ^(sqrt(sqrt(3)"sin" 2x -"cos" 2x+ 2)) = 4 , is