Solve the problem.The following data represents the number of employees at a company at the start of each year since the company began.
Find the slope of the line of best fit for the data set and interpret it.
What will be an ideal response?
The slope is about 206.1 which means that the number of employees is increasing by about 206 employees each year.
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Find T, N, and B for the given space curve.r(t) = i +
j + 4tk
A. T = (sin 3t)i -
(cos 3t)j ; N = (-sin 3t)i - (cos 3t)j ; B =
(cos 3t)i -
(sin 3t)j -
k
B. T = (cos 3t)i -
(sin 3t)j ; N = (-sin 3t)i - (cos 3t)j ; B =
(cos 3t)i -
(sin 3t)j -
k
C. T = (cos 3t)i -
(sin 3t)j +
k ; N = (-sin 3t)i - (cos 3t)j ; B = -
k
D. T = (cos 3t)i -
(sin 3t)j +
k ; N = (-sin 3t)i - (cos 3t)j ; B =
(cos 3t)i -
(sin 3t)j -
k
Solve the problem.Graph 1 is connected and every edge is a bridge. Graph 2 is such that for any pair of vertices in the graph there is one and only one path joining them.
A. Graph 1 must be a tree; Graph 2 must be a tree. B. Graph 1 cannot be a tree; Graph 2 cannot be a tree. C. Graph 1 must be a tree; Graph 2 may or may not be a tree. D. Graph 1 must be a tree; Graph 2 cannot be a tree. E. none of these
Factor.15x2 - 16xy + 4y2
A. (3x + 2y)(5x + 2y) B. (3x + 2y)(5x - 2y) C. (3x - 2y)(5x - 2y) D. (15x + 2y)(x + 2y)
Determine whether the graph of the equation is a circle or an ellipse. +
= 1
A. Ellipse B. Circle