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What is the product of (5-2i)(3i)?
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What is the product of (5-2i)(3i)?

User Ieisha
by
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1 Answer

3 votes

Answer:

15i + 6

Explanation:

Multiply. Note that:

i * i = i² = -1

Use the FOIL method.

Distribute 3i to all terms within the first parenthesis:

5 * 3i = 15i

-2i * 3i = -6i² = -6 * -1 = 6

15i + 6 is your answer.

~

User MD SHAHIDUL ISLAM
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