Aromātai
4\left(3x-2\right)^{2}
Whakaroha
36x^{2}-48x+16
Graph
Tohaina
Kua tāruatia ki te papatopenga
9\left(4x^{2}+4x+1\right)-42\left(2x+1\right)+49
Whakamahia te ture huarua \left(a+b\right)^{2}=a^{2}+2ab+b^{2} hei whakaroha \left(2x+1\right)^{2}.
36x^{2}+36x+9-42\left(2x+1\right)+49
Whakamahia te āhuatanga tohatoha hei whakarea te 9 ki te 4x^{2}+4x+1.
36x^{2}+36x+9-84x-42+49
Whakamahia te āhuatanga tohatoha hei whakarea te -42 ki te 2x+1.
36x^{2}-48x+9-42+49
Pahekotia te 36x me -84x, ka -48x.
36x^{2}-48x-33+49
Tangohia te 42 i te 9, ka -33.
36x^{2}-48x+16
Tāpirihia te -33 ki te 49, ka 16.
9\left(4x^{2}+4x+1\right)-42\left(2x+1\right)+49
Whakamahia te ture huarua \left(a+b\right)^{2}=a^{2}+2ab+b^{2} hei whakaroha \left(2x+1\right)^{2}.
36x^{2}+36x+9-42\left(2x+1\right)+49
Whakamahia te āhuatanga tohatoha hei whakarea te 9 ki te 4x^{2}+4x+1.
36x^{2}+36x+9-84x-42+49
Whakamahia te āhuatanga tohatoha hei whakarea te -42 ki te 2x+1.
36x^{2}-48x+9-42+49
Pahekotia te 36x me -84x, ka -48x.
36x^{2}-48x-33+49
Tangohia te 42 i te 9, ka -33.
36x^{2}-48x+16
Tāpirihia te -33 ki te 49, ka 16.
Ngā Tauira
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Whakarerekētanga
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Whakaurunga
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Ngā Tepe
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}