Solution
Solution
Solution steps
Manipulating left side
Rewrite using trig identities
We showed that the two sides could take the same form
Popular Examples
prove cot^4(a)=(cos^4(a))/(sin^4(a))prove 1+sec^2(x)sin(x)=sec^2(x)prove 3sin(x)=cos(x)prove (cot(x))/(csc(x)-sin(x))=sec(x)prove sin(x)=5cos(x)
Frequently Asked Questions (FAQ)
Is sin^4(x)-2sin^2(x)=cos^4(x)-1 ?
The answer to whether sin^4(x)-2sin^2(x)=cos^4(x)-1 is True