To multiply terms with the same base, multiply the coefficients and add the exponents. To divide terms with the same base, divide the coefficients and subtract the exponents. For example, 3x2 x 2x2 = 6x4 and \({8x^5 \over 4x^2} \) = 2x(5-2) = 2x3.
What is \( \frac{7a^9}{5a^3} \)?
| \(\frac{5}{7}\)a12 | |
| 1\(\frac{2}{5}\)a6 | |
| 1\(\frac{2}{5}\)a\(\frac{1}{3}\) | |
| 1\(\frac{2}{5}\)a12 |