Rewrite the equation in standard form. Find the center and radius of the circle.x2 + y2 + 18y + 17 = 0
A. x2 + (y + 9)2 = 64
center (0, 9), r = 8
B. x2 + (y - 9)2 = 64
center (0, 9), r = 8
C. x2 + (y + 9)2 = 64
center (0, -9), r = 8
D. (x + 9)2 + y2 = 64
center (-9, 0), r = 8
Answer: C
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Perform the matrix operation.Given A = 
and B = 
, find AB.
A. 
B. 
C. 
D. 
Use the graph to determine the domain and range of the function. 
A. domain: all real numbers range: all real numbers B. domain: {x|x ? -1, x ? 1} range: {y|y ? 0 or y ? 1} C. domain: {x|x ? -1, x ? 1} range: {y|y ? 0 or y > 1} D. domain: {x|x ? 0 or x > 1} range: {y|y ? -1, y ? 1}
Use a rational exponent to write the expression.
A. x-9/2 B. x9/2 C. x-2/9 D. -x2/9
Give the equation of the oblique asymptote, if any, of the function.f(x) = 
A. x = y + 3 B. y = x + 3 C. y = x - 11 D. no oblique asymptotes