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Earn +20 ptsQ: Is -17 a real number
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The square root of -17 is what kind of number?
An "imaginary" number. Those number are called imaginary for historical reasons, but they have very "real" practical applications. The result is written as root(17)i (replace root(17) with the square root symbol).
Is 8.5 an irrational number?
No, 8.5 is a rational number. A rational number is defined as any number that can be expressed as a fraction. 8.5 can be expressed as 8 1/2 or 17/2.
What is a number added to twice the same number to equal 51.?
17+17+17=51
What is the relationship between -17 and 17?
17 is the absolute value of -17, that is, the value of the number without the negative number sign.
Is 4.5 a real number?
It is a real number, but it is not a whole number
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