Find the distance between points P1 and P2.P1(-7, -6, 3) and P2(-5, -3, -3)
A.
B. 6
C. 5
D. 7
Answer: D
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Solve the problem.The northern third of Indiana is a rectangle measuring 96 miles by 132 miles. Thus, let Assuming that the total annual snowfall (in inches), S(x,y), at
is given by the function S(x,y) = 60e-0.001(2x + y) with (x,y) ? D, find the average snowfall on D.
A. 51.78 inches B. 52.06 inches C. 51.14 inches D. 52.44 inches
Solve the problem.The length of a rectangle is 4 meters, and the width is 3 meters. Find the measure of the diagonal of the rectangle.4 meters
A. 10 meters B. 5 meters C. 4 meters D. 6 meters
Transform the equation by rotating the axes through the given angle. Identify the curve.2x2 - xy + 2y2 = 7; ? = 45°
A. +
= 1; ellipse
B. x'2 - 3y'2 = 7; hyperbola
C. +
= 1; ellipse
D. +
= 1; ellipse
Solve the system by elimination.-7x - 6y = -13-3x + 3y = -39
A. {(7, -6)} B. {(6, -5)} C. ? D. {(7, -5)}