Technical information
Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: [tan open parentheses sen to the power of negative 1 end exponent 1 fourth close parentheses equals...]: [fraction numerator square root of 15 over denominator 15 end fraction]; [fraction numerator 2 over denominator square root of 15 end fraction]; (ninguna de las otras); [square root of 15]; [fraction numerator square root of 15 over denominator 4 end fraction]
Right answer summary: [fraction numerator square root of 15 over denominator 15 end fraction]
Question state: todo