# Exponential Equations Reducible to Quadratic for Math Help

Exponential Equations Reducible to Quadratic for Math Help is based on various index rules, such as;
$$a^{x+y} = a^x \times a^y \\ (a^x)^y = a^{xy}$$

## Practice Questions of Exponential Equations Reducible to Quadratic

### Question 1

Solve $9^x – 10 \times 3^x + 9 = 0$.

### Question 2

Solve $4^x – 2^{x+2} -32 = 0$.

### Question 3

Solve $\displaystyle 3^{x^2-3x} = 81$.