15^7 divided by 15^4
remember\(\frac{x^m}{x^n}=x^{m-n}\)so \(\frac{15^7}{15^4}=15^{7-4}=15^{3}\)
15^7/15^4when dividing exponents with the same base, u just subtract the exponents.15^7 / 15^4 = 15^(7 - 4) = 15^3