Aromātai
-21-7i
Wāhi Tūturu
-21
Tohaina
Kua tāruatia ki te papatopenga
7i\left(-1\right)+7\times 3i^{2}
Whakareatia 7i ki te -1+3i.
7i\left(-1\right)+7\times 3\left(-1\right)
Hei tōna tikanga, ko te i^{2} ko -1.
-21-7i
Mahia ngā whakarea. Whakaraupapatia anō ngā kīanga tau.
Re(7i\left(-1\right)+7\times 3i^{2})
Whakareatia 7i ki te -1+3i.
Re(7i\left(-1\right)+7\times 3\left(-1\right))
Hei tōna tikanga, ko te i^{2} ko -1.
Re(-21-7i)
Mahia ngā whakarea i roto o 7i\left(-1\right)+7\times 3\left(-1\right). Whakaraupapatia anō ngā kīanga tau.
-21
Ko te wāhi tūturu o -21-7i ko -21.
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