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Aromātai
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Whakaroha
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Ngā Raru Ōrite mai i te Rapu Tukutuku

Tohaina

-5x-\left(x^{2}+2x\right)\left(x-4\right)
Whakamahia te āhuatanga tohatoha hei whakarea te x ki te x+2.
-5x-\left(x^{3}-4x^{2}+2x^{2}-8x\right)
Me hoatu te āhuatanga tohatoha mā te whakarea ia tau o x^{2}+2x ki ia tau o x-4.
-5x-\left(x^{3}-2x^{2}-8x\right)
Pahekotia te -4x^{2} me 2x^{2}, ka -2x^{2}.
-5x-x^{3}-\left(-2x^{2}\right)-\left(-8x\right)
Hei kimi i te tauaro o x^{3}-2x^{2}-8x, kimihia te tauaro o ia taurangi.
-5x-x^{3}+2x^{2}-\left(-8x\right)
Ko te tauaro o -2x^{2} ko 2x^{2}.
-5x-x^{3}+2x^{2}+8x
Ko te tauaro o -8x ko 8x.
3x-x^{3}+2x^{2}
Pahekotia te -5x me 8x, ka 3x.
-5x-\left(x^{2}+2x\right)\left(x-4\right)
Whakamahia te āhuatanga tohatoha hei whakarea te x ki te x+2.
-5x-\left(x^{3}-4x^{2}+2x^{2}-8x\right)
Me hoatu te āhuatanga tohatoha mā te whakarea ia tau o x^{2}+2x ki ia tau o x-4.
-5x-\left(x^{3}-2x^{2}-8x\right)
Pahekotia te -4x^{2} me 2x^{2}, ka -2x^{2}.
-5x-x^{3}-\left(-2x^{2}\right)-\left(-8x\right)
Hei kimi i te tauaro o x^{3}-2x^{2}-8x, kimihia te tauaro o ia taurangi.
-5x-x^{3}+2x^{2}-\left(-8x\right)
Ko te tauaro o -2x^{2} ko 2x^{2}.
-5x-x^{3}+2x^{2}+8x
Ko te tauaro o -8x ko 8x.
3x-x^{3}+2x^{2}
Pahekotia te -5x me 8x, ka 3x.