Whakaoti i te (x-4)^2-x(2x-1)^2=

$$( x - 4 ) ^ { 2 } - x ( 2 x - 1 ) ^ { 2 } =$$

Aromātai

$$-x\left(2x-1\right)^{2}+\left(x-4\right)^{2}$$

Ngā Upane Otinga

Whakamahia te ture huarua \left(a-b\right)^{2}=a^{2}-2ab+b^{2} hei whakaroha \left(x-4\right)^{2}.

$$x^{2}-8x+16-x\left(2x-1\right)^{2}$$

Whakamahia te ture huarua \left(a-b\right)^{2}=a^{2}-2ab+b^{2} hei whakaroha \left(2x-1\right)^{2}.

$$x^{2}-8x+16-x\left(4x^{2}-4x+1\right)$$

Whakamahia te āhuatanga tohatoha hei whakarea te x ki te 4x^{2}-4x+1.

$$x^{2}-8x+16-\left(4x^{3}-4x^{2}+x\right)$$

Hei kimi i te tauaro o 4x^{3}-4x^{2}+x, kimihia te tauaro o ia taurangi.

$$x^{2}-8x+16-4x^{3}+4x^{2}-x$$

Pahekotia te x^{2} me 4x^{2}, ka 5x^{2}.

$$5x^{2}-8x+16-4x^{3}-x$$

Pahekotia te -8x me -x, ka -9x.

$$5x^{2}-9x+16-4x^{3}$$

Whakaroha

$$16-9x+5x^{2}-4x^{3}$$

Ngā Upane Otinga

Whakamahia te ture huarua \left(a-b\right)^{2}=a^{2}-2ab+b^{2} hei whakaroha \left(x-4\right)^{2}.

$$x^{2}-8x+16-x\left(2x-1\right)^{2}$$

Whakamahia te ture huarua \left(a-b\right)^{2}=a^{2}-2ab+b^{2} hei whakaroha \left(2x-1\right)^{2}.

$$x^{2}-8x+16-x\left(4x^{2}-4x+1\right)$$

Whakamahia te āhuatanga tohatoha hei whakarea te x ki te 4x^{2}-4x+1.

$$x^{2}-8x+16-\left(4x^{3}-4x^{2}+x\right)$$

Hei kimi i te tauaro o 4x^{3}-4x^{2}+x, kimihia te tauaro o ia taurangi.

$$x^{2}-8x+16-4x^{3}+4x^{2}-x$$

Pahekotia te x^{2} me 4x^{2}, ka 5x^{2}.

$$5x^{2}-8x+16-4x^{3}-x$$

Pahekotia te -8x me -x, ka -9x.

$$5x^{2}-9x+16-4x^{3}$$