Solution
Solution
Solution steps
Manipulating left side
Express with sin, cos
Rewrite using trig identities
Rewrite using trig identities
Use the basic trigonometric identity:
We showed that the two sides could take the same form
Popular Examples
prove 1-cos(x)=(1-cos^2(x))/2prove 1/(sin^2(x))=1-tan^2(x)prove (1/(2cot(x)(1-cos^2(x))))=2cot(x)prove 3sec^2(x)-4=0prove sin(3θ)=3sin(θ)-4sin(3θ)
Frequently Asked Questions (FAQ)
Is ((1))/((2))(cot(θ)-tan(θ))=cot(2θ) ?
The answer to whether ((1))/((2))(cot(θ)-tan(θ))=cot(2θ) is True