The height of a projectile (in meters) a minutes after it has been launched is given by f(x) = 10x + 20 sin(x) Find the velocity function, v(x) = Find where on the interval from [0, 7] the projectile has a velocity of zero, x= Use your previous answer to find the height of the projectile when its velocity is zero rounded to three decimal places, Height = Question Help: Message instructor Post to forum