Aromātai
28-16i
Wāhi Tūturu
28
Tohaina
Kua tāruatia ki te papatopenga
3\times 4+3\times \left(-8i\right)+2i\times 4+2\left(-8\right)i^{2}
Me whakarea ngā tau matatini 3+2i me 4-8i pēnā i te whakarea huarua.
3\times 4+3\times \left(-8i\right)+2i\times 4+2\left(-8\right)\left(-1\right)
Hei tōna tikanga, ko te i^{2} ko -1.
12-24i+8i+16
Mahia ngā whakarea.
12+16+\left(-24+8\right)i
Whakakotahitia ngā wāhi tūturu me ngā wāhi pōhewa.
28-16i
Mahia ngā tāpiri.
Re(3\times 4+3\times \left(-8i\right)+2i\times 4+2\left(-8\right)i^{2})
Me whakarea ngā tau matatini 3+2i me 4-8i pēnā i te whakarea huarua.
Re(3\times 4+3\times \left(-8i\right)+2i\times 4+2\left(-8\right)\left(-1\right))
Hei tōna tikanga, ko te i^{2} ko -1.
Re(12-24i+8i+16)
Mahia ngā whakarea i roto o 3\times 4+3\times \left(-8i\right)+2i\times 4+2\left(-8\right)\left(-1\right).
Re(12+16+\left(-24+8\right)i)
Whakakotahitia ngā wāhi tūturu me ngā wāhi pōhewa ki 12-24i+8i+16.
Re(28-16i)
Mahia ngā tāpiri i roto o 12+16+\left(-24+8\right)i.
28
Ko te wāhi tūturu o 28-16i ko 28.
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