Q: What best describes an imaginary number?

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Yes. The number 1 + i is imaginary but not pure imaginary, while 5i is pure imaginary.

It is a pure imaginary number.Since (a+bi)-(a-bi) = 2bi, it is a pure imaginary number (it has no real component).

No, but √-23 is. An imaginary number is the square root of a negative number.

No. A complex number is a number that has both a real part and an imaginary part. Technically, a pure imaginary number ... which has no real part ... is not a complex number.

No, it is an imaginary number which is a complex number.

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The answer to this question is confident and heroic, respectful, and the Raven.

Yes. The number 1 + i is imaginary but not pure imaginary, while 5i is pure imaginary.

It describes an imaginary society.

If a number is pure imaginary then it has no real component. If it is a real number, then there is no imaginary component. If it has both real and imaginary components, then it is a complex number.

an imaginary number is imaginary so no (i guess) this answer kind of sucks

-125 is NOT an imaginary number.

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That quotient would be an imaginary number. The actual number depends on exactly what imaginary number you divide the 7 by.

It is a pure imaginary number.Since (a+bi)-(a-bi) = 2bi, it is a pure imaginary number (it has no real component).

No, but √-23 is. An imaginary number is the square root of a negative number.

An imaginary number is a number that has the square root of -1 as one of its factors.

rational