Enrhifo
x^{3}+10x^{2}-15x-1
Ehangu
x^{3}+10x^{2}-15x-1
Graff
Rhannu
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-5x^{3}+11x^{2}-6x-2+6x^{3}-x^{2}-9x+1
I ddod o hyd i wrthwyneb -6x^{3}+x^{2}+9x-1, dewch o hyd i wrthwyneb pob term.
x^{3}+11x^{2}-6x-2-x^{2}-9x+1
Cyfuno -5x^{3} a 6x^{3} i gael x^{3}.
x^{3}+10x^{2}-6x-2-9x+1
Cyfuno 11x^{2} a -x^{2} i gael 10x^{2}.
x^{3}+10x^{2}-15x-2+1
Cyfuno -6x a -9x i gael -15x.
x^{3}+10x^{2}-15x-1
Adio -2 a 1 i gael -1.
-5x^{3}+11x^{2}-6x-2+6x^{3}-x^{2}-9x+1
I ddod o hyd i wrthwyneb -6x^{3}+x^{2}+9x-1, dewch o hyd i wrthwyneb pob term.
x^{3}+11x^{2}-6x-2-x^{2}-9x+1
Cyfuno -5x^{3} a 6x^{3} i gael x^{3}.
x^{3}+10x^{2}-6x-2-9x+1
Cyfuno 11x^{2} a -x^{2} i gael 10x^{2}.
x^{3}+10x^{2}-15x-2+1
Cyfuno -6x a -9x i gael -15x.
x^{3}+10x^{2}-15x-1
Adio -2 a 1 i gael -1.
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\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
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\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
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\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}