Aromātai
2\left(y-2\right)\left(2y-1\right)^{2}
Whakaroha
8y^{3}-24y^{2}+18y-4
Graph
Tohaina
Kua tāruatia ki te papatopenga
8y^{3}-12y^{2}+6y-1-3\left(2y-1\right)^{2}
Whakamahia te ture huarua \left(a-b\right)^{3}=a^{3}-3a^{2}b+3ab^{2}-b^{3} hei whakaroha \left(2y-1\right)^{3}.
8y^{3}-12y^{2}+6y-1-3\left(4y^{2}-4y+1\right)
Whakamahia te ture huarua \left(a-b\right)^{2}=a^{2}-2ab+b^{2} hei whakaroha \left(2y-1\right)^{2}.
8y^{3}-12y^{2}+6y-1-12y^{2}+12y-3
Whakamahia te āhuatanga tohatoha hei whakarea te -3 ki te 4y^{2}-4y+1.
8y^{3}-24y^{2}+6y-1+12y-3
Pahekotia te -12y^{2} me -12y^{2}, ka -24y^{2}.
8y^{3}-24y^{2}+18y-1-3
Pahekotia te 6y me 12y, ka 18y.
8y^{3}-24y^{2}+18y-4
Tangohia te 3 i te -1, ka -4.
8y^{3}-12y^{2}+6y-1-3\left(2y-1\right)^{2}
Whakamahia te ture huarua \left(a-b\right)^{3}=a^{3}-3a^{2}b+3ab^{2}-b^{3} hei whakaroha \left(2y-1\right)^{3}.
8y^{3}-12y^{2}+6y-1-3\left(4y^{2}-4y+1\right)
Whakamahia te ture huarua \left(a-b\right)^{2}=a^{2}-2ab+b^{2} hei whakaroha \left(2y-1\right)^{2}.
8y^{3}-12y^{2}+6y-1-12y^{2}+12y-3
Whakamahia te āhuatanga tohatoha hei whakarea te -3 ki te 4y^{2}-4y+1.
8y^{3}-24y^{2}+6y-1+12y-3
Pahekotia te -12y^{2} me -12y^{2}, ka -24y^{2}.
8y^{3}-24y^{2}+18y-1-3
Pahekotia te 6y me 12y, ka 18y.
8y^{3}-24y^{2}+18y-4
Tangohia te 3 i te -1, ka -4.
Ngā Tauira
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{ x } ^ { 2 } - 4 x - 5 = 0
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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]
whārite Simultaneous
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Whakarerekētanga
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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Ngā Tepe
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}