Assuming you meant an acceleration of 1.5 m/s², we can use Newton's second law of motion to calculate the force needed:
Force (F) = Mass (m) x Acceleration (a)
* Mass (m): 1300 kg
* Acceleration (a): 1.5 m/s²
F = 1300 kg * 1.5 m/s² = 1950 Newtons (N)
Therefore, you would need a force of 1950 Newtons to accelerate a 1300 kg car at a rate of 1.5 m/s².