Answer:
This is because √-1 is<em> i</em>, which is an extension of real numbers called complex numbers.
Step-by-step explanation:
A real number is one that can be expressed in decimal form.Real numbers are those that appear on the number line.In mathematics, √-1 is i which is an extension of real numbers to represent complex numbers.
Answer:
-3x and -6x
Step-by-step explanation:
just multiply
Answer:
c
Step-by-step explanation:
39-15=24
24+15=39
Answer: 
Step-by-step explanation:
The first four ordered pairs using the two sequences are:
The first rule is to add 10, then divide by 2 starting from 2
Add/Divide:

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Add/divide again:

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Add/divide again:

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