Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: Use a sum or difference identity to find the exact value. tan : 2 + ; 2 - ; -2 - ; -2 +
Right answer summary: -2 +
Question state: todo
Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: Use a sum or difference identity to find the exact value. tan : 2 + ; 2 - ; -2 - ; -2 +
Right answer summary: -2 +
Question state: todo