Find the intersection.6x + 3y - 3z = 1, 5x + 7y - 7z = -4
A. x = 0t - 19, y = 27t - 29, z = -27t
B. x = 0t - 19, y = 729t + 29, z = -27t
C. x = 0t + 19, y = -27t + -29, z = -27t
D. x = 0t + 
, y = 27t - 
, z = 27t
Answer: D
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Find an equation for the sphere with the given center and radius.Center (0, -9, -10), radius = 7
A. x2 + y2 + 7z2 + 18y + 20z = -132 B. x2 + y2 + z2 + 18y - 20z = -132 C. x2 + y2 + 7z2 + 18y - 20z = -132 D. x2 + y2 + z2 + 18y + 20z = -132
Determine whether the number is divisible by 2, 3, 4, 5, 6, 8, 9, and/or 10.32,860
A. 4, 5 B. 2, 5 C. 2, 4, 5, 10 D. 4, 5, 10
Decide whether the statement is true or false.If a(n) obtuse angle is broken up into two new angles, these two new angles are also obtuse.
A. True B. False
Perform the operations and simplify.
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?
Assume that no denominators are 0.
?
A. ?
B. ?
C. 
D. ?