若a2=a,则a=______;若a3=a,则a=______.
若a2+a-1=0,则a3+2a2+2013=______.
若A=a+a2+a3+…+a100,则当a=1时,A=______,当a=-1时,A=______.
已知a2+a-1=0,则a3+2a2+2007的值为______.
已知a2-a-1=0,则a3-2a+2011=______.
因式分解:-a+2a2-a3=______.
分解因式:a3+a2-a-1=______.
设三阶方阵A=(A1,A2,A3),且|A|=3,则|A1-A2,A3,2A1|=______
已知a>0,若平面内三点A(1,-a)、B(2,a2)、C(3,a3)共线,则a=______.
设A=2a3+4a2-a-3,A+B=3a+4a3,则B=______.
若3a2-a-2=0,则5+2a-6a2=______.
若a2+2a=1,则2a2+4a-1=______.
若a2+a=0,则2a2+2a+2013=______.