Follow along with the video below to see how to install our site as a web app on your home screen.
Note: This feature may not be available in some browsers.
Normal
I don't understand the simplification.How does sin^4 (x)/cos^2( x)= sin^2(x)*tan^2(x)?
I don't understand the simplification.
How does sin^4 (x)/cos^2( x)= sin^2(x)*tan^2(x)?
