Most popular questions and responses by Polina
  1. calculus

    Consider the given function and the given interval. f(x) = 10 sin(x) − 5 sin(2x), [0, π] (a) Find the average value fave of f on the given interval. (b) Find c such that fave = f(c). (Round your answers to three decimal places.)

    asked on March 15, 2017
  2. calculus

    In a certain city the temperature (in °F) t hours after 9 AM was modeled by the function T(t) = 52 + 15 sin(πt/12) Find the average temperature Tave during the period from 9 AM to 9 PM. (Round your answer to the nearest whole number.)

    asked on March 15, 2017
  3. Math

    factor this trinomial: 12x^2 - 11x + 2

    asked on March 17, 2012
  4. Micro Econ

    Some texts define a "luxury good" as a good for which the income elasticity of demand is greater than 1. Suppose that a consumer purchases only two goods. Can both goods be luxury goods? Explain

    asked on September 27, 2007
  5. calculus

    Evaluate the integral. (Remember to use absolute values where appropriate. Use C for the constant of integration.) (11)/(x^3-125) dx

    asked on April 6, 2017
  6. Chemistry

    26.5 kJ of heat is added to 5.44 g of ice at 0 C. What phase(s) are present and what is the temperature of the system after all the heat is absorbed?

    asked on October 23, 2014
  7. Math

    How much in 6.5cups = to fl oz ?

    asked on October 31, 2016
  1. maths


    posted on February 12, 2013
  2. Math

    use pythagorean theorem! a^2 + b^2 = c^2

    posted on March 17, 2012