Thread: [prove]

Not sure what these are called all I know is I need to prove em, but I dont know how.

Questions:
1. Prove: csc^2(θ)+cot^2(θ)-1
2. Prove: cot^2(w)/csc(w)-1=csc(w)+1
3. Prove: sec^4(α)-tan^4(α)=2sec^2(α)-1

Originally Posted by KingEddy

Not sure what these are called all I know is I need to prove em, but I dont know how.

Questions:
1. Prove: csc^2(θ)+cot^2(θ)-1
2. Prove: cot^2(w)/csc(w)-1=csc(w)+1
3. Prove: sec^4(α)-tan^4(α)=2sec^2(α)-1

Thank you a lot this is helping me a ton