-12 would fall into integers and real numbers.
-12 is not a natural number because it is negative.
-12 is not irrational because it can be transferred into a fraction,

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Answer:
Step-by-step explanation:
Find the 4% of the 2000.
Then, add it to the 2000.
Keep adding the 4% which is 0.8 to the new sum until you get up to the third year and there you go!
Hope this help you!
Answer:
68 degrees
Step-by-step explanation:
Since the angle is a right angle, it is 90 degrees, to figure out the measurement of a section if it, simply subtract the known angle 22, from 90 to get an answer of 68.
Answer:
-4.2
Step-by-step explanation:
Answer:
yes
Step-by-step explanation: