Solve the system of equations.y - 2z=5-2x + y- 2z =92x+ 2z =-12
A. (-2, -3, -4)
B. (0, -2, -6)
C. (-2, -1, -3)
D. (0, -3, -6)
Answer: A
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Find the gradient field F of the function f.f(x, y, z) = x5y3 + 
A. F = (5x4 + 7x6)i + 3y2j + 
k
B. F = (5x4 + 7x6)i + 3y2j - 
k
C. F = 
i + 3x5y2j - 
k
D. F = 5x4y3i + 3x5y2j - 
k
Solve the problem.One meter is about 3.3 ft. Use this information to determine the equivalent of 5 cubic meters in cubic feet.
A. 49.5 ft3 B. 16.5 ft3 C. 0.14 ft3 D. 179.685 ft3
Solve the problem.Show that the midpoint of the hypotenuse of a right triangle is equidistant from all three vertices. [Hint: See the figure below. Show that 
= 
.] 
What will be an ideal response?
Write the first four terms of the geometric sequence with the given first term, a1, and common ratio, r.a1 = 8; r = 4
A. 8, 12, 16, 20, . . . B. 32, 128, 512, 2048, . . . C. 8, 32, 128, 512, . . . D. 4, 32, 256, 2048, . . .