Specify the center and radius of the circle.x2 + y2 + 18x - 16y + 96 = 0
A. center: (-8, 9); radius: 49
B. center: (9, -8); radius: 49
C. center: (8, -9); radius: 7
D. center: (-9, 8); radius: 7
Answer: D
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Find the standard deviation s for the given data. Round your answer to one more decimal place than the original data.Christine is currently taking college astronomy. The instructor often gives quizzes. On the past seven quizzes, Christine got the following scores:43?15?33?23?17?45?57Compute the standard deviation(s).
A. 7,755.6 B. 9,255 C. 15.8 D. 33
Write the indicated term of the binomial expansion.(5x + 4)3; 3rd term
A. 192 B. 240x C. 300x2 D. 960x
Graph the function.y = - 
cos 
A. 
B. 
C. 
D. 
Perform the indicated operations.(-3x2 + 2) - (-x3 + 6x2 + 10)
A. x3 + 3x2 + 12 B. -2x3 + 6x2 - 8 C. x3 - 9x2 - 8 D. -2x3 + 8x2 - 10