Recent content by johnnyyy

  1. J

    Find Centroid of Bounded Region: Accurate to 0.001

    Find the centroid of the region bounded by y = 1.5x2 − 14x + 23.5, and x − y = 8. You should enter the coordinates of your answer either as decimals or fractions. Your answer must be accurate to within 0.001. I got a wrong answer of (7/3, 59/52), I'm having problems plugging in the numbers. Any...
  2. J

    How Does Acceleration Affect a Car's Tire Rotation and Speed?

    Homework Statement If a car with 30.0 cm tires is accelerating at 0.75 m/s^2, what is the angular acceleration? How fast will the tires be spinning from rest if the car accelerates for 1.50 minutes? And finally how fast will that be linearly? T=90 seconds R=.3 m Homework Equations Vt=rw...