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You fail SO badly.

If we have x^4, the 4 is the exponent- the power to which a number is raised. It can be positive or negative.

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14y ago
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Q: Is a exponent a number with a plus or - sign?
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Related questions

What rule allows us to change the sign of an exponent?

1 divided by a number with an exponent is the same as the number to the exponent of opposite sign. For example 1 divided by 2 to the third power is the same as 2 to the minus 3 power


What determines the sign of the exponent when a number is written in scientific notation?

The sign of the exponent for a number written in scientific notation depends on whether it is a whole number or a fraction. 40 is 4 x 101 0.4 is 4 x 10-1


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Is a number that can be expressed using an exponent?

Every number can be expressed using an exponent. You select a base, b, which should be a positive real number. Suppose the number is x.If this number is negative, then its exponent form will have a negative sign before it.The absolute value of the number is converted to the exponent form by solving x = b^y where y is the exponent. However, you need to know about logarithms before you can do that (and this question suggests that you have not yet progressed to that level of mathematics).


Why is a negative exponent minus a positive exponent a negative exponent?

when you're doing a problem like that use this trick. let's say you have 3 to the -7 power minus 3 to the 4 power. -7 - 4 can also be shown as -7 + -4. i switched the minus sign to a plus sign and because i did that, i had to switch the positive 4 to a negative 4. so i got 3 to the -7 power plus 3 to the -4 power.


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The first and third are quadratic expressions in x, the second is a quadratic expressions in n, and the fourth is a quadratic expressions in y. None of them are equations so cannot be solved.


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Is it correct that if the decimal point has moved three places to the right of the number then the exponent you use for the 10 will have a negative sign?

True.


What is the base of an exponent?

The base of an exponent is the main number. For example in 56 the number 5 is the base and 6 is the exponent.