Aromātai
\frac{7a+1}{12}
Whakaroha
\frac{7a+1}{12}
Tohaina
Kua tāruatia ki te papatopenga
\frac{3\left(a-5\right)}{12}+\frac{4\left(4+a\right)}{12}
Hei tāpiri, hei tango kīanga rānei, me whakaroha ērā kia rite ā rātou tauraro. Ko te taurea pātahi iti rawa o 4 me 3 ko 12. Whakareatia \frac{a-5}{4} ki te \frac{3}{3}. Whakareatia \frac{4+a}{3} ki te \frac{4}{4}.
\frac{3\left(a-5\right)+4\left(4+a\right)}{12}
Tā te mea he rite te tauraro o \frac{3\left(a-5\right)}{12} me \frac{4\left(4+a\right)}{12}, me tāpiri rāua mā te tāpiri i ō raua taurunga.
\frac{3a-15+16+4a}{12}
Mahia ngā whakarea i roto o 3\left(a-5\right)+4\left(4+a\right).
\frac{7a+1}{12}
Whakakotahitia ngā kupu rite i 3a-15+16+4a.
\frac{3\left(a-5\right)}{12}+\frac{4\left(4+a\right)}{12}
Hei tāpiri, hei tango kīanga rānei, me whakaroha ērā kia rite ā rātou tauraro. Ko te taurea pātahi iti rawa o 4 me 3 ko 12. Whakareatia \frac{a-5}{4} ki te \frac{3}{3}. Whakareatia \frac{4+a}{3} ki te \frac{4}{4}.
\frac{3\left(a-5\right)+4\left(4+a\right)}{12}
Tā te mea he rite te tauraro o \frac{3\left(a-5\right)}{12} me \frac{4\left(4+a\right)}{12}, me tāpiri rāua mā te tāpiri i ō raua taurunga.
\frac{3a-15+16+4a}{12}
Mahia ngā whakarea i roto o 3\left(a-5\right)+4\left(4+a\right).
\frac{7a+1}{12}
Whakakotahitia ngā kupu rite i 3a-15+16+4a.
Ngā Tauira
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{ x } ^ { 2 } - 4 x - 5 = 0
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