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