# Chapter R - Section R.3 - Polynomials - R.3 Exercises: 23

(a) B (b) C (c) B (d) C

#### Work Step by Step

Any real number raised to the 0th power equals 1, so $6^{0}$ and $(-6)^{0}$ = 1. If there is a negative sign in front that is not in parentheses, such as -$6^{0}$ it is not raised to the 0th power, so it would be -1.

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