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Wāhi Tūturu
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Tohaina

7\times 2+7\left(-i\right)+3i\times 2+3\left(-1\right)i^{2}
Me whakarea ngā tau matatini 7+3i me 2-i pēnā i te whakarea huarua.
7\times 2+7\left(-i\right)+3i\times 2+3\left(-1\right)\left(-1\right)
Hei tōna tikanga, ko te i^{2} ko -1.
14-7i+6i+3
Mahia ngā whakarea.
14+3+\left(-7+6\right)i
Whakakotahitia ngā wāhi tūturu me ngā wāhi pōhewa.
17-i
Mahia ngā tāpiri.
Re(7\times 2+7\left(-i\right)+3i\times 2+3\left(-1\right)i^{2})
Me whakarea ngā tau matatini 7+3i me 2-i pēnā i te whakarea huarua.
Re(7\times 2+7\left(-i\right)+3i\times 2+3\left(-1\right)\left(-1\right))
Hei tōna tikanga, ko te i^{2} ko -1.
Re(14-7i+6i+3)
Mahia ngā whakarea i roto o 7\times 2+7\left(-i\right)+3i\times 2+3\left(-1\right)\left(-1\right).
Re(14+3+\left(-7+6\right)i)
Whakakotahitia ngā wāhi tūturu me ngā wāhi pōhewa ki 14-7i+6i+3.
Re(17-i)
Mahia ngā tāpiri i roto o 14+3+\left(-7+6\right)i.
17
Ko te wāhi tūturu o 17-i ko 17.