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