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Find the product and fill in the blanks to write in standard complex number form. (2 + 4i)(7 - 3i) = a0 + a1 i
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Find the product and fill in the blanks to write in standard complex number form. (2 + 4i)(7 - 3i) = a0 + a1 i

User ZMacarozzi
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2 Answers

4 votes

Answer:

26 and 22 are your best bets.

a0 = 26

a1 = 22 (i)

User Kriomant
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6.0k points
6 votes
Recall that i represents the square root of -1, so by squaring it we get -1.

(2 + 4i)(7 - 3i)

= 14 - 6i + 28i + 12
= 26 + 22i
User Duncan Brown
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5.9k points
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