Write in the form in a+bi

asked May 15, 2021 13.6k views

2 votes

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5 votes

Answer:

4+6i-6i^2+3i^3-4i^4=6+3i

Explanation:

Given the expression

4+6i-6i^2+3i^3-4i^4

$i^2=-1\\$

$=4+6i-\left(-6\right)-3i-4i^4$

Group like terms

=-4i^4+6i-3i+4+6

Add similar items

=-4i^4+3i+4+6

Add the numbers

=-4i^4+3i+10

=6+3i

Thus,

4+6i-6i^2+3i^3-4i^4=6+3i

Cherron answered May 21, 2021

5.7k points

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