Aromātai
25+45i
Wāhi Tūturu
25
Tohaina
Kua tāruatia ki te papatopenga
5i\times 9+5\left(-5\right)i^{2}
Whakareatia 5i ki te 9-5i.
5i\times 9+5\left(-5\right)\left(-1\right)
Hei tōna tikanga, ko te i^{2} ko -1.
25+45i
Mahia ngā whakarea. Whakaraupapatia anō ngā kīanga tau.
Re(5i\times 9+5\left(-5\right)i^{2})
Whakareatia 5i ki te 9-5i.
Re(5i\times 9+5\left(-5\right)\left(-1\right))
Hei tōna tikanga, ko te i^{2} ko -1.
Re(25+45i)
Mahia ngā whakarea i roto o 5i\times 9+5\left(-5\right)\left(-1\right). Whakaraupapatia anō ngā kīanga tau.
25
Ko te wāhi tūturu o 25+45i ko 25.
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