Solution
prove
Solution
Solution steps
Manipulating right side
Express with sin, cos
Use the basic trigonometric identity:
Simplify
Multiply fractions:
Cancel the common factor:
Rewrite using trig identities
Use the Double Angle identity:
We showed that the two sides could take the same form
Popular Examples
prove csc(x)*tan(x)+sec(x)=2sec(x)prove (cos(x)+sin(x))^2=1+2cos(x)sin(x)prove cos(2x)=cos(-2x)prove tan(θ)sin(θ)=2sin^2(θ)prove sqrt(3)csc(x)cot(x)+3csc(x)=0
Frequently Asked Questions (FAQ)
Is sin(2D)=2cot(D)sin^2(D) ?
The answer to whether sin(2D)=2cot(D)sin^2(D) is True