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poizon [28]
2 years ago
8

10+10+10+10+10+10+10+10

Mathematics
2 answers:
just olya [345]2 years ago
5 0

Answer:

80 :))))))

Step-by-step explanation:

ExtremeBDS [4]2 years ago
4 0

Answer: 80

Step-by-step explanation:

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Which of the following is an example of a complex number that is not in the set of real numbers?
ExtremeBDS [4]

A complex number has a real and an imaginary part

4 + 9i is a complex number

A complex number is represented as:

a + bi

Where:

<em />a \to<em> real</em>

<em />bi \to<em> imaginary</em>

<em />

By comparing the options to a + bi;

-7 and 2 + \sqrt 5 are not complex numbers

This is so because they do not have imaginary parts

However,

4 + 9i is a complex number

Because; 9i is imaginary

Read more about complex numbers at:

brainly.com/question/19007885

8 0
1 year ago
Will give brainliest! please help!
lana [24]

Answer:

B

Step-by-step explanation:

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3 years ago
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The area of a rectangle is 40 square feet. What could be the perimeter of the rectangle? how is this problem solved.
schepotkina [342]

A possible perimeter for the rectangle would be 28

Area=L x W

40/10=4

Width=4, Length=10

Perimeter=L+L+W+W

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What is the answer to 9 over 15= 3 over 5
Ksenya-84 [330]

Answer:

2 25/100

Step-by-step explanation:

9 times 15 divided by 3 times 5

5 0
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