oleg

Most popular questions and responses by oleg
  1. Physics

    A plane can travel with a speed of 80 mi/hr with respect to the air. Determine the resultant velocity of the plane (magnitude only) if it encounters a: 10 mi/hr cross wind; 60 mi/hr cross wind; 10 mi/hr tailwind; 10 mi/hr headwind. I have no idea what

    asked on October 4, 2015
  2. math

    Given that Force 1 = 70 pounds and Force 2 = 120 pounds , find the angle between the forces if the magnitude of the resultant force is 90 pounds . Round answer to the nearest degree.

    asked on July 14, 2016
  3. maths

    Perform the operation shown below and leave the result in trigonometric form. [6(cos 5pi/6 + isin 5pi/6)] [3(cos 4pi/5 + isin 4pi/5)]

    asked on July 13, 2016
  4. Math

    Given that Force 1 = 70 pounds and Force 2 = 120 pounds , find the angle between the forces if the magnitude of the resultant force is 90 pounds . Round answer to the nearest degree. Hi steve, I asked this question earlier and you kindly helped me with it,

    asked on July 16, 2016
  5. CHEMISTRY

    Urbium (Ur) is an upscale element found in big cities. Its oxide (UrO2) is not very stable and decomposes readily at temperatures exceeding 66∘ C. The figure below shows how the rate of reaction varies with the concentration of UrO2 at 75∘ C. The rate

    asked on November 29, 2012
  1. bio (CHECK ANSWERS)

    If I remember this correctly from 9th grade, I'd say that the answer to question number 1 is B and the answer to question number 2 is C.

    posted on October 5, 2015