find the mass and center of mass of a wire in the shape of the helix x = t, y = 3 cos(t), z = 3 sin(t), 0 ≤ t ≤ 2, if the density at any point is equal to the square of the distance from the origin.

If inflation is 6% and nominal gdp grew by 4%, then during the same period real gdp changed by a) -2% b) 2% c) 4% d) 5%

Which of the following is not a component of your high school transcripts? a. courses you have enrolled in for the current year b. courses you have completed c. your cumulative gpa d. varsity sports you have played

Which key skills does the sat writing and language section asses?