Evaluate.
A. -93
B. 186
C. 93
D. 0
Answer: C
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Find the greatest common factor of the list of items.x3y4, xy5, x4y
A. xy B. x3y4 C. x4y5 D. x7y9
Solve the logarithmic equation.log9 (x - 8) + log9 (x - 8) = 1
A. 11
B. -
, 
C. -11, 11
D. 
Solve the problem.Determine a polynomial that represents the area of the figure. Leave ? in the answer.
A. 4?x2 + 12?x + 9? B. 4?x2 + 9? C. 4x2 + 12x + 9 D. 4x2 + 9
Solve the problem.An architect is using the concept of similar geometric figures and a small prototype model (shown on the right below) to design a cottage. For both the model and the actual cottage, the ratio of the height to the width (excluding the roof) is 24 to 48. If the height of the actual cottage is 8 feet, what is its width, w ?
A. 16 feet B. 48 feet C. 24 feet D. 32 feet