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strojnjashka [21]
3 years ago
14

Add the following complex numbers:

Mathematics
2 answers:
Fittoniya [83]3 years ago
3 0

Answer:

option c

Step-by-step explanation:

(4 - 2i) + (12 + 7i)

multiply the brackets first

4 - 2i + 12 + 7i

combine like terms

16 + 5i

arlik [135]3 years ago
3 0

Answer:

O C. 16+5i

Step-by-step explanation:

=(4+12) + (7i-2i)

=16+5i

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2 years ago
The graph of a function f(x) is shown below:<br><br><br><br> What is the domain of f(x)?
Pie

The domain is the scope of the x values. In this case (-2,-1) is a hole, so x>-2 is one end of the domain, while (3,3) is defined. So the domain using interval notation is (-2,3] which can also be expressed -2 < x ≤ 3, answer option 1

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3 years ago
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3 years ago
Find the measure of the exterior angle.
Illusion [34]

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<em> 108 degrees</em>

Step-by-step explanation:

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