cho 2 đa thức
M(x)=2x^3+3x^4-4x^2+3x+x^4 -4x^6-7x
N(x)=-1+5x^6-6x^2-5-9x^6+4x^4-3X^2
làm giúp e với e cần gấp!!
chiều e thi rồi:(((
cho 2 đa thức M(x)=2x^3+3x^4-4x^2+3x+x^4 -4x^6-7x N(x)=-1+5x^6-6x^2-5-9x^6+4x^4-3X^2 làm giúp e với e cần gấp!! chiều e thi rồi:(((
By Sadie
$M ( x )$ $=$ $2x^3$ $+$ $3x^4$ $-$ $4x^2$ $+$ $3x$ $+$ $x^4$ $-$ $4x^6$ $-$ $7x$
$M ( x )$ $=$ $2x^3$ $+$ $($ $3x^4$ $+$ $x^4$ $)$ $-$ $4x^2$ $+$ $($ $3x$ $-$ $7x$ $)$ $-$ $4x^6$
$M ( x )$ $=$ $2x^3$ $+$ $4x^4$ $-$ $4x^2$ $-$ $4x$ $-$ $4x^6$
$M ( x )$ $=$ $-$ $4x^6$ $+$ $4x^4$ $+$ $2x^3$ $-$ $4x^2$ $-$ $4x$ $($ $Bậc$ $6$ $)$
$N ( x )$ $=$ $-1$ $+$ $5x^6$ $-$ $6x^2$ $-$ $5$ $-$ $9x^6$ $+$ $4x^4$ $-$ $3x^2$
$N ( x )$ $=$ $($ $-1$ $-$ $5$ $)$ $+$ $($ $5x^6$ $-$ $9x^6$ $)$ $+$ $($ $-$ $6x^2$ $-$ $3x^2$ $)$ $+$ $4x^4$
$N ( x )$ $=$ $-6$ $-$ $4x^6$ $-$ $9x^2$ $+$ $4x^4$
$N ( x )$ $=$ $-$ $4x^6$ $+$ $4x^4$ $-$ $9x^2$ $-6$ $($ $Bậc$ $6$ $)$
$HỌC$ $TỐT$ $NHÉ$ $!$
$#$$NOCOPY$
M(x)=-4x^6+(3x^4+x^4)+2x^3-4x^2+(3x-7x)
M(x)=-4x^6+4x^4+2x^3-4x^2-4x(Bậc 6)
N(x)=(5x^6-9x^6)+4x^4+(-6x^2+-3x^2)+(-1-5)
N(x)=-4x^6+4x^4-9x^2-6(bậc 6)
M(x)=-4x^6+4x^4+2x^3-4x^2-4x
+
N(x)=-4x^6+4x^4 -9x^2 -6
M(x)+N(x)=-8x^6+8x^4+2x^3-13x^2-4x-6
M(x)=-4x^6+4x^4+2x^3-4x^2-4x
–
N(x)=-4x^6+4x^4 -9x^2 -6
M(x)-N(x)=2x^3+5x^2-4x-6