Use exponents to write the prime factors of 32 and 81, I have no idea???Help

2 answers

32 = 2*2*2*2*2 = 2^5
81 = 3*3*3*3 = 3^4
Prime factors of 32? 2 to some power. Try 2x2x2x2x2 or 2^5

81 is 9x9, so it must be in prime 3x3x3x3 or 3^4