# Prerequisites - P.2 - Exponents and Radicals - Exercises - Page 24: 27

a) $1$ b) $\frac{1}{4x^4}$

#### Work Step by Step

a) $(x+5)^0=1$ b) $(2x^2)^{-2}=\frac{1}{(2x^2)^{2}}=\frac{1}{4x^4}$

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