Find the surface area of the solid. Use 3.14 for ?.
A. 243 sq ft
B. 486 sq ft
C. 729 sq ft
D. 648 sq ft
Answer: B
Mathematics
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For which value of x does 
reach a minimum? Restrict your attention to the horizontal span of 0 to 5. Round your answer to two decimal places.
?
A. 13 B. 11.44 C. 0.63 D. 0
Mathematics
State the end behavior of the graph of f.f(x) = 2 + 2x - 
x2
A. Down on left side, up on right side B. Down on both sides C. Up on left side, down on right side D. Up on both sides
Mathematics
Convert to radical notation and simplify.x3/4
A. x
B. 
C. 
D. 
Mathematics
Use Cramer's Rule, if possible, to solve the system of linear equations. 
A. (5, 1, 5) B. (3, -5, -1) C. (4, 3, 1) D. (3, 5, 1)
Mathematics