Use the zero-factor property to solve the equation.x2 - 3x - 18 = 0
A. {-3, -6}
B. {-6, 3}
C. {3, 6}
D. {-3, 6}
Answer: D
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Identify the degree of each term and the degree of the polynomial.4x - 9
A. 4, -9; 9 B. 4, 0; 4 C. 1, 0; 1 D. 1, -9; 1
Use the horizontal line test to determine if the function is one-to-one.
A. No B. Yes
Identify the figure as a line, line segment, or ray and name it using the appropriate symbol.
A. Line named 
or 
B. Ray named 
or 
C. Line segment named 
or 
D. Line named 
or 
A 140-foot antenna is on top of a tall building. From a point on the ground, the angle of elevation to the top of the antenna is 27.5°, while the angle of elevation to the bottom of the antenna from the same point is 22.5°. How tall is the building? Please round to the nearest foot. ?
A. 549 ft B. 546 ft C. 545 ft D. 543 ft E. 548 ft