Search results

  1. L

    Moving about

    Hi, can someone explain how to approach this question. A 1000kg car is moving at 25m/s when a net force of 200N acts to slow the car. This force acts while the car moves through a distance of 300m. What is the new speed of the car? thanks.
  2. L

    Graph

    How would i go about sketching y = |x| ± sqrt(4-x2) ?
  3. L

    Polynomials

    oh got it thanks
  4. L

    Polynomials

    Given two roots of 2x3 - kx2 +8 = 0 are equal, find k.
  5. L

    Quadratic Function

    ok thank you people! :D
  6. L

    Quadratic Function

    Hi can someone help me out with this question. Find a, b and c if the graph of the quadratic function f(x) = ax^2+bx+c passes through O (0,0), A (4,0) and B (5,5). Then check by substitution whether the point D(-2,10) lies on the curve. Thanks.
  7. L

    Question

    Thanks a lot, you've been very helpful. :D
  8. L

    Question

    Hi can anyone help me with this question please? Highway A and Highway B intersect at right angles. A car on Highway A is presently 80km from the intersection and is travelling towards the intersection at 50km per hour. A car on Highway B is presently 70km from the intersection and is...
  9. L

    What Math textbook do you use?

    mathscape ext. 7-10
  10. L

    Sport,Lifestyle and Recreation

    basically is like having more prac time in class than theory whereas pdhpe has more theory and less prac time
Top