Which sequence is represented by the function f(n) = -13 - 2n?

Which expression is equivalent to? assume x > 0 and y > 0.

Use set buikder notation to represent the following set: {, -2, -1, 0}

You are on a cycling trip around europe with friends. you check the weather forecast for the first week. these are the temperatures for the week. sun mon tues wed thurs fri sat 16°c 20°c 24°c 28°c 28°c 23°c 15°c what is the mean temperature forecast for the week?