Let u = ⟨-12,-24⟩. Which graph shows the resulting vector of multiplying u by Negative one-fourth? its the third graph, c

Precalculus question, image attached.

Use the method of cylindrical shells to find the volume v generated by rotating the region bounded by the curves about the given axis.y = 7ex, y = 7e^-x, x = 1; about the y-axis

Solve for n. round to the tenths place, if necessary. 14.2 cups of flour6 loaves of bread= 20 cups of flour n