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Find the reciprocal of the positive exponent.

Thus, x-a = 1/xa

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Q: What do you have to do to evaluate a negative exponent?

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You evaluate the powers of 10 and a exponent of positive 4.

negative 4 with negative 3 as an exponent

Polynomials cannot have negative exponent.

the exponent is a negative

A number to a negative exponent is the inverse of the number to the positive exponent. That is, x-a = 1/xa

A negative exponent is the reciprocal of the corresponding positive exponent. 102 = 100 10-2 = 1/100

A negative exponent implies a reciprocal.Thus x^-a = 1/x^a or, equivalently, (1/x)^a

A fraction

Negative x negative x negative = negative.

Example: (4x)-2 The answer to this would be 1/ 16x2. Multiply it out as if the negative exponent was not there ((4x)2), then that will be the denominator of the fraction. The numerator is one.

If you have a negative exponent, then put 1/the number multiplied by itself the number of times of the exponent. For example: 3-2=1/(3x3)=1/9

negative 8 would be the base and the 15 would be the exponent

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