The first case is when the time is after x² seconds. So, if x=x², Distance = (4.9)(x²)² From the laws of exponents, we multiply 2*2. <em>Distance = 4.9x⁴ meters</em>
The second case is when the time is after x³ seconds. So, if x=x³, Distance = 4.9(x³)² <em>Distance = 4.9x⁶ meters</em>