Simplify the following expression. 8 - 4(x -7x) + 3

A. 24x + 11
B. - 32x + 11
C. - 24x + 3
D. 35x

Which is f(5) for the function –2x2 + 2x - 3?

What is the greatest number of parts of a circle that can be formed by cutting the circle with 7 straight cuts? (note: the parts do not have to be equal in size)

For a science project, a high school research team conducted a survey of local air temperatures. based on the results of the survey, the found that the average temperatures were around 10 degrees higher than expected. this result was wrong. the trouble with the survey was that most of the locations were exposed to direct sunlight and located over asphalt or sand, which resulted in higher temperatures than normal. this is a classic example of an error in which phase of inferential statistics?