Mathematics

Mathematics

Problem

For non-zero pp, which of the following expressions is equal to pp? a) p0 p−1p^{0}\,p^{-1} b) p0p−1\dfrac{p^{0}}{p^{-1}} c) p0+p−1p^{0}+p^{-1} d) p0p\dfrac{p^{0}}{p}

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