b 5 Solutionb 5xy axy ax y axy 223 2 23 26 64 The ex

Solution

b)

(5^x)^y

                                            // (a^x)^y = a^{x * y} => a^xy

                                           // (2²)³ = 2 ^2*3 => 2⁶ => 64

The exponents gets multipled.

so we get

5^xy