Technical information
Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: Encuentre el coeficiente de x<mrow><sup><mrow><mn>2</mn><mi>r</mi></mrow></sup></mrow> en el desarrollo de <mrow><mfenced><mrow><mn>1</mn><mo>-</mo><msup><mi>x</mi><mn>2</mn></msup></mrow></mfenced></mrow><mrow><sup><mrow><mn>4</mn><mi>r</mi></mrow></sup></mrow>
Right answer summary: The content can not be displayed.
Question state: todo