Afriend devises a game that is played by rolling a single six-sided die once. if you roll a 6, he pays you $3; if you roll a 5, he pays you nothing; if you roll a number less than 5, you pay him $1. compute the expected value to you for this game. 30. suppose that 21% of people own dogs. if you pick two people at random,

Rename mixed numbers before you can subtract are what

Determine whether the following statements are true and give an explanation or counterexample. bold a. when using the shell method, the axis of the cylindrical shells is parallel to the axis of revolution. bold b. if a region is revolved about the y-axis, then the shell method must be used. bold c. if a region is revolved about the x-axis, then in principle it is possible to use the disk/washer method and integrate with respect to x or the shell method and integrate with respect to y.

Write the expression 7x^3-28xy^2 as the product of 3 factors