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17-12-2020
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Express $\dfrac{30+19i}{4+9i}$ in the form $a + bi$, where $a$ and $b$ are real numbers

Respuesta :

17-12-2020

Answer:

what?

Explanation:

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MindTrickery MindTrickery

28-01-2021

Question:

Express (30 +1 9i)/(4+ 9i) in a form a + bi, where a and b are real numbers.

Answer:

3 - 2i

Explanation:

The conjugate of 4+9i is 4-9i. Multiplying the numerator and denominator by 4-9i, we get

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