Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: Simplifiqueu al màxim la següent expressió [fraction numerator sin open parentheses 3 alpha close parentheses minus sin open parentheses 5 alpha close parentheses over denominator cos open parentheses 3 a close parentheses plus cos open parentheses 5 alpha close parentheses end fraction equals]: tan ( ( 2 ) · ( α ) ); tan ( α ); - tan ( α ); tan ( - ( α ) )
Right answer summary: - tan ( α ); tan ( - ( α ) )
Question state: todo