Using the laws of exponents, when raising a power to another power, you will keep the base and multiply the exponents. In this case, there are two bases: '2' and 'q'. 2 is a number by itself, or to the power of 1 and q is at a power of 5. Multiplying 1 x 4 = 4 and 5 x 4 = 20, giving you: