If a vector A=4i is at 43° with the x-axis and another vector B=3i is at 20° with the x-axis, what are the magnitude and direction of the resultant vector? 1 point.
2. For a projectile having an initial speed of 20 m/s at 25 degrees with the x-axis and a time of flight of 7 s, what is the range? 1 point.