Solution

prove

Solution

Solution steps
Manipulating left side
Express with sin, cos
Use the basic trigonometric identity:
Multiply fractions:
Cancel the common factor:
Multiply the numbers:
We showed that the two sides could take the same form

Popular Examples

prove (cos(2x))/(1-sin(2x))=(1+tan(x))/(1-tan(x))prove 2sin^2(x)-1=1-2cos^2(x)prove sin(x)sin(x)=tan(x)prove cot(a)sin(a)=cos(a)prove (1-cos(x))/(sec(x)-1)=cos(x)

Frequently Asked Questions (FAQ)

  • Is 4sec(y)cos(y)=4 ?

    The answer to whether 4sec(y)cos(y)=4 is True