Find the equation of the horizontal or vertical line, as indicated, through the given point.horizontal line; through (5, -4)
A. y = 5
B. y = -4
C. x = 5
D. x = -4
Answer: B
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Graph the function. Describe its position relative to the graph of the indicated basic function.f(x) = 3x + 4; relative to f(x) = 3x
A. Moved right 4 unit(s)
B. Moved up 4 unit(s)
C. Moved down 4 unit(s)
D. Moved left 4 unit(s)
Use the given graph of the quadratic function f to write its formula as 
.
A. f(x) = 
(x + 1)2 - 3
B. f(x) = 
(x - 1)2 - 3
C. f(x) = 2(x - 1)2 - 3
D. f(x) = (x - 1)2 - 3
Use the properties of real numbers to simplify the expression.2(3x + 3) - 4(3x - 1)
A. -6x + 10 B. 18x + 10 C. -6x - 10 D. -6x + 2
Find the area of a sector of a circle having radius r and central angle ?. If necessary, express the answer to the nearest tenth.r = 7.0 mi, ? = 268°
A. 16.4 mi2 B. 38.3 mi2 C. 229.2 mi2 D. 114.6 mi2