Write the augmented matrix that represents the linear system.
A. 
B. 
C. 
D. 
Answer: C
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Solve the problem.The length of a rectangular storage room is 6 feet longer than its width. If the area of the room is 72 square feet, find its dimensions.
A. 6 feet by 12 feet B. 5 feet by 11 feet C. 5 feet by 13 feet D. 7 feet by 13 feet
Provide an appropriate response.If f(x) = x2 + 1 and g(x) = x3, then (f ? g)(x) =
A. x6 + 1. B. (x2 + 1)3 + 1. C. x6 . D. x5 + 1. E. (x2 + 1)3.
Test the equation for symmetry with respect to the given axis, line, or pole.r = 6 + 2 sin ?; the line ? = 
A. May or may not be symmetric with respect to the line ? = 
B. Symmetric with respect to the line ? = 
Find the center-radius form of the circle described or graphed.
A. (x - 2)2 + (y + 1)2 = 9 B. (x + 2)2 + (y - 1)2 = 9 C. (x + 2)2 + (y - 1)2 = 3 D. (x - 2)2 + (y + 1)2 = 3