Solve the equation.x2 - 12x + 45 = 0
A. 12 ± 6i
B. 9, 3
C. 6 ± 3i
D. -6 ± 3i
Answer: C
Mathematics
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Find the slope of the polar curve at the indicated point.r = 5 cos 3?, ? = 
A. - 
B. -
C. 
D. 
Mathematics
Compute the population standard deviation ? for the following sample data, assuming the sample comprises the entire population. Round your answer to the nearest hundredth. x: 23 19 14 33 27
A. 7.29 B. 9.76 C. 6.52 D. 8.73 E. 2.55
Mathematics
Determine whether the statement is true or false.The graph of 
+ 
= 1 includes the points (-5, 0) and (5, 0).
A. True B. False
Mathematics
Simplify.40.1 - 7 ÷ 4.6(1.1)2 + 
A. 38.6978723 B. 39.6586957 C. 38.9217391 D. 38.6586957
Mathematics