پاسخ : سوالی از تجزیه
پاسخ: <math xmlns='http://www.w3.org/1998/Math/MathML'><mrow><mfenced open='(' close=')' separators=','><mrow><mrow><msup><mi mathcolor='#0000ff'>a</mi><mn mathcolor='#0000ff'>2</mn></msup></mrow><mo>+</mo><mi mathcolor='#0000ff'>a</mi><mo>+</mo><mn mathcolor='#0000ff'>1</mn></mrow></mfenced><mo>⁢</mo><mfenced open='(' close=')' separators=','><mrow><mrow><msup><mi mathcolor='#0000ff'>a</mi><mn mathcolor='#0000ff'>8</mn></msup></mrow><mo>−</mo><mrow><msup><mi mathcolor='#0000ff'>a</mi><mn mathcolor='#0000ff'>7</mn></msup></mrow><mo>+</mo><mrow><msup><mi mathcolor='#0000ff'>a</mi><mn mathcolor='#0000ff'>5</mn></msup></mrow><mo>−</mo><mrow><msup><mi mathcolor='#0000ff'>a</mi><mn mathcolor='#0000ff'>4</mn></msup></mrow><mo>+</mo><mrow><msup><mi mathcolor='#0000ff'>a</mi><mn mathcolor='#0000ff'>3</mn></msup></mrow><mo>−</mo><mi mathcolor='#0000ff'>a</mi><mo>+</mo><mn mathcolor='#0000ff'>1</mn></mrow></mfenced></mrow></math>