X的4次方减15乘X的平方加10X加24等于0
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X的4次方减15乘X的平方加10X加24等于0
X的4次方减15乘X的平方加10X加24等于0
X的4次方减15乘X的平方加10X加24等于0
x^4-15x^2+10x+24=0
x^4-15x^2+44+10x-20=0
(x²-11)(x²-4)+10(x-2)=0
(x+2)(x-2)(x²-11)+10(x-2)=0
(x-2)(x³+2x²-11x-12)=0
(x-2)[x(x+1)²-12(x+1)]=0
(x-2)(x+1)(x²+x-12)=0
(x-2)(x+1)(x+4)(x-3)=0
x1=2
x2=-1
x3=-4
x4=3
(x-3)(x-2)(x+1)(x+4)=0
x1=3
x2=2
x3=-1
x4=-4
x∧4-15x²+10x+24=0
(x∧4-16x²)+(x²+10x+24)=0
x²(x²-16)+(x²+10x+24)=0
x²(x+4)(x-4)+(x+6)(x+4)=0
(x+4)(x²(x-4)+(x+6))=0
(x+4)(x³-4²+x+...
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x∧4-15x²+10x+24=0
(x∧4-16x²)+(x²+10x+24)=0
x²(x²-16)+(x²+10x+24)=0
x²(x+4)(x-4)+(x+6)(x+4)=0
(x+4)(x²(x-4)+(x+6))=0
(x+4)(x³-4²+x+6)=0
(x+4)(x³-4x²+4x-3x+6)=0
(x+4)(x(x²-4x+4)-3(x-2))=0
(x+4)(x(x-2)²-3(x-2))=0
(x+4)(x-2)(x(x-2)-3)=0
(x+4)(x-2)(x²-2x-3)=0
(x+4)(x-2)(x-3)(x+1)=0
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