4^2=4X4,463=4X4X4,则4^2X4^3=（4x4)x(4x4X4)=4X4X4X4X4=4^5,试计算a^m·a^n(m,n是正整数)

4^2=4X4,463=4X4X4,则4^2X4^3=（4x4)x(4x4X4)=4X4X4X4X4=4^5,试计算a^m·a^n(m,n是正整数) 20分!用乘方的意义计算a^mXa^ n乘方的意义4^2=4X4,4^3=4X4X4,则4^2X4^3=(4X4)X(4X4X4)用乘方的意义计算a^mXa^ n FFD 4x4x4 3DMAX! 乘方的题/根据乘方的定义可得4的平方=4X4 4的三次方=4X4X4 4的二次方X4的三次方=（4X4）X（4X4X4）=4X4X4X4X4=4的5次方,计算a的m次方Xa的n次方的值（m,n是整数）. 5/4X5/4X1/4X1/4X4/5X4/5X4X4的答案（简便运算）急! 1x1x1+2x2x2+3x3x3+4x4x4+.+999x999x999 4x4x4的魔方摔碎了怎么拼 4X4X4角钢国标的理论重量是多少,请附加计算公式? 3x4+4-7= x+1/x=2 求x2+1/x2 x4+1/x4 的值x2+1/x2 x4+1/x4 2和4是平方。 用克拉默法则解下列方程组 x1-2x2+3x3-4x4=4 x2-x3+x4=-3 x1+3x2+2x4=1 -7x2+3x3+x4=3x1-2x2+3x3-4x4=4x2-x3+x4=-3 x1+3x2+2x4=1 -7x2+3x3+x4=3 6x+4(2x-1)+3x4(45-3x4)=171 解线性方程组 X1-2X2+3X3-4X4=0 X2-X3+X4=0 X1+3X2-3X4=0 X解线性方程组X1-2X2+3X3-4X4=0X2-X3+X4=0X1+3X2-3X4=0X1-4X2+3X3-2X4=0 4X4.5-3x=6.33 分解因式：X4-4x2+3=? 解线性方程组x1+x2+3x3+4x4=5 2x1+4x2+4x3+6x4=8 -x1-2x2-x3-2x4=-3 线性代数球全部解X1- X2 +2X3 +2X4=入2X1+X2 +4X3+ X4=5X1+2X2+2X3 - X4 =4 线性代数 求通解X1+2X2-X3-X4=0X1+2X2 +X4=4-X1-2X2+2X3+4X4=0求通解