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I thought it was real... square of -x is the same as the square of +x

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โˆ™ 2012-02-13 12:38:45
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Algebra

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A polynomial of degree zero is a constant term

The grouping method of factoring can still be used when only some of the terms share a common factor A True B False

The sum or difference of p and q is the of the x-term in the trinomial

A number a power of a variable or a product of the two is a monomial while a polynomial is the of monomials

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Q: Why is the square of a negative number not a real number?
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Related questions

How do you do a square root of a negative number that is not a perfect square?

The square root of a negative number is not real.


Is the square root of negative 11 a real number?

No. In general, the square root of a negative number is an imaginary number, which is not a real number.


Why is square root of the number -9 not a real number?

For the same reason that the square root of ANY negative number is not a real number.Real numbers are positive, negative, or zero. * The square of a positive number is a positive number. * The square of a negative number is a positive number. * The square of zero is zero. In other words, in no case will you get a REAL number whose square is a negative number. The square roots of negative numbers are said to be "imaginary" - a name given for historical reasons. They are just as "real" or "unreal" as the so-called real numbers, but the point is that they are a different kind of numbers.


Is the square root a real number?

The square roots of any positive real number are a positive and a negative real number. The square roots of any negative real number are a positive and a negative imaginary number. The square roots of any imaginary number or any complex number are two complex numbers.


Is the square root of any real number always a real number?

No, it is not, because real numbers include negative numbers. The square root of a negative number is an imaginary number


Is the square root of a negative number a real number?

No, it is imaginary.


What is the square root of a negative number written in the form bi where b is a real number and you is the square root of the negative?

Imaginary number


What is the square root of -180?

No negative number has a real square root.


Is the square root of -100 rational?

No. The square root of a negative number is not a real number, but an imaginary number, because no real number squared equals a negative number.


Is the square root of 2 a real number?

Yes. In general, the square root of any non-negative number is a real number.


Is the square root of negative 3 an irrational or a real number?

Neither. All irrational numbers are real numbers.Using the real number system you can't take the square root of a negative number, but if you're dealing with imaginary numbers then the square root of negative 3 is the square root of 3i


Why is it possible to find a real cube root of a negative number but not a real square root of a negative number?

You cannot get real square root of a negative number because two numbers multiplied by themselves are always positive You can always get a real cube root of a negative number because three negative numbers multiplied by themselves give a negative .

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