a quadratic equation in one variable is a mathematical sentence of degree 2 that can be written in the following standard form ax² +bx +c=0; where a,b and c are real numbers and a ≠ 0.
1. What is the mass of the cart with a constant net force of 200N is exerted to accelerate from rest to a velocity of 40m/s in 10 s. A. 0.5 kg C. 50 kg D. 500 kg B. 5 kg 2. What is the acceleration of a ball with a mass of 0.40 kg is hit with a force of 16N? A. 0.4 m/s² C. 400 m/s² B. 40 m/s2 D. 4000 m/s² 3. What is the external net force exerted on a 3.5 kg papaya, which is being pushed across a table and has an acceleration of 2.2 m/s² to the left? A. 7.0N to the left C. 7.7N to the left D. 7.7N to the right B. 7.5N to the right 4. What is the mass of a crate with a net force of 300N and accelerate it by 0.750 m/s²? A. 0.4 kg B. 4 kg C. 40 kg D. 400 kg G-R-E-S-A-