16+(x^2+4x)^2+8(x^2+4x)
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16+(x^2+4x)^2+8(x^2+4x)
16+(x^2+4x)^2+8(x^2+4x)
16+(x^2+4x)^2+8(x^2+4x)
=(x^2+4x)^2+2*(x^2+4x)*4+4^2
=(x^2+4x+4)^2
=[(x+2)^2]^2
=(x+2)^4
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1/(1-x)+1/(1+x)+2/(1+x*x)+4/(1+x*x*x*x)+8/(1-x*x*x*x*x*x*x*x)怎么做
(x^2 + 4x)(x^2 + 4x+8)+16
(x^2-4x)(x^2-4x+8)+16
x^2-8x+16分之x^2-4x
(x^2-4x)/x^2-8x+16
因式分解:(X+2)(X+4)(X+6)(X+8)+16
计算(x+/1x)(x^2+1/x^2)(x^4+1/x^4)(x^8+1/x^8)(x^16+1/x^16)(x^2-1)
(x+1/x)(x^2+1/x^2)(x^4+1/x^4)(x^8+1/x^8)(x^16+1/x^16)(x^2-1)
(x+x^-1)(x^2+x^-2)(x^4+x^-4)(x^8+x^-8)(x^16+x^-16)(x^2-1)=?
x(x+2)(x-2)-4x^2+8x
求一个数独答案X X X 9 X X X 8 2 X 6 3 X X 1 4 X 99 X 8 X X X X X XX X X 6 7 X 3 X XX 4 6 X 5 X 2 9 XX X 7 X 2 3 X X XX X X X X X 7 X 17 X 4 3 X X 6 2 X6 3 X X X 7 X X X
(x^2-8x+16)/(4-x^2)/(16-x^2)/(4+4x+x^2)
x/x-2=x²-8x+16/x²²-4x+4
(x+1)(x^2+1)(x^4+1)(x^8+1)(x^16+1)(x-1)
x=1-x/2+x/4-x/8+x/16-x/32
X,2X,4X,8X,16X,32X,.第N个单项式为什么
分解因式:x*x*x*x+2*x*x*x-9*x*x-2x+8