Evaluate the piecewise function at the given value of the independent variable.g(x) =
; g(7)
A. 13
B. 
C. 7
D. 
Answer: B
Mathematics
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Tell whether the statement is true or false.The absolute value of any nonzero number is an irrational number.
A. True B. False
Mathematics
For the given polar equation, write an equivalent rectangular equation.r2 = 28 rcos ? - 6r sin ? - 9
A. (x + 28)2 + (y - 6)2 = 9 B. (x - 14)2 + (y + 3)2 = 9 C. (x - 14)2 + (y + 3)2 = 196 D. 28x - 6y = 9
Mathematics
Fill in the blank with one of the words or phrases listed below. 
A(n) 
is a piece of a line with two endpoints.
A. line segment B. transversal C. ray D. perimeter
Mathematics
Find an equation for the line with the given properties.Perpendicular to the line 5x + 8y = -109; containing the point (-9, -3)
A. 8x - 5y = -57 B. 5x - 8y = -57 C. 8x + 5y = -57 D. 8x + 5y = -109
Mathematics