Kimi Pārōnaki e ai ki x
14xy-8y
Aromātai
16+7yx^{2}-8xy
Tohaina
Kua tāruatia ki te papatopenga
2\times 7yx^{2-1}+\left(-8y\right)x^{1-1}
Ko te pārōnaki o tētahi pūrau ko te tapeke o ngā pārōnaki o ōna kīanga tau. Ko te pārōnaki o tētahi kīanga tau pūmau ko 0. Ko te pārōnaki o te ax^{n} ko te nax^{n-1}.
14yx^{2-1}+\left(-8y\right)x^{1-1}
Whakareatia 2 ki te 7y.
14yx^{1}+\left(-8y\right)x^{1-1}
Tango 1 mai i 2.
14yx^{1}+\left(-8y\right)x^{0}
Tango 1 mai i 1.
14yx+\left(-8y\right)x^{0}
Mō tētahi kupu t, t^{1}=t.
14yx+\left(-8y\right)\times 1
Mō tētahi kupu t mahue te 0, t^{0}=1.
14yx-8y
Mō tētahi kupu t, t\times 1=t me 1t=t.
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