Write the augmented matrix for the system.
A. 
B. 
C. 
D. 
Answer: C
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Describe the transformations that produce the graph of g from the graph of f.
; g(x) = 
+ 4
A. Shift it 2 units to the left and 4 units down.
B. Stretch vertically by a factor of 2. Shift it 4 units up.
C. Stretch vertically by a factor of 
. Shift it 4 units up.
D. Shift it 2 units to the right and 4 units up.
Solve the problem.One end of a guy wire is attached to the top of a 20-foot pole and the other end is anchored into the ground 13 feet from the base of the pole. Find the length of the guy wire. Round to the nearest tenth of a foot when appropriate. 
13 ft
A. 33.2 ft B. 24.1 ft C. 23.9 ft D. 33 ft
Graph the linear equation.y = 3
A. 
B. 
C. 
D. 
Find the nth term and the indicated term of the arithmetic sequence whose initial term, a, and common difference, d, are given.a = 7; d = -7an = ?; a13 = ?
A. an = 14 + 7n; a13 = -77 B. an = 14 - 7n; a13 = -77 C. an = 7 - 7n; a13 = -77 D. an = 14 - 7n; a13 = -28