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-sin(-x)=sin(x)prove tan^2(x)+2=sec^2(x)+1prove tan^2(t)sin^2(t)=tan^2(t)-sin^2(t)prove 8sin^2(θ)+9cos^2(θ)=8+cos^2(θ)prove sec^2(x)+tan^2(x)=1+2tan^2(x)

Frequently Asked Questions (FAQ)

  • Is 9sec(y)cos(y)=9 ?

    The answer to whether 9sec(y)cos(y)=9 is True