Identify the degree and leading coefficient of the polynomial.-6x3 + 17 - 3x4 + x9 + 4x2
A. Coefficient: -6; Degree: 3
B. Coefficient: -3; Degree: 4
C. Coefficient: -6; Degree: 9
D. Coefficient: 1; Degree: 9
Answer: D
Mathematics
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Graph the solution of the quadratic inequalities on a number line and write the solution in interval notation. (x - 5)(x + 2) > 0
A. (-?, -2) ? (5, ?)
B. (-2, 5)
C. (-?, -5) ? (2, ?)
D. (-2, ?)
Mathematics
Write an equation of the line.
A. y = 4x - 3
B. y = -4x - 3
C. y = 
x - 3
D. y = 4x
Mathematics
A guy wire is stretched from a broadcasting tower at a point 250 feet above the ground to an anchor 150 feet from the base (see figure). How long is the wire?
?
?
?
A. 291.55 feet B. 193.65 feet C. 150.83 feet D. 412.31 feet E. 244.95 feet
Mathematics
Perform the indicated operation. Simplify if possible.
+ 
A. 
B. 
C. 
D. 
Mathematics