Solve and check. Note that the equation could be an identity or a contradiction.
(r + 6) = 
(r + 8)
A. 4
B. -12
C. 3
D. -4
Answer: D
Mathematics
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Write the equation of a circle with the given center and radius.Center at (-9, 0); Radius 
A. x2 + (y - 9)2 = 289 B. (x + 9)2 + y2 = 17 C. (x - 9)2 + y2 = 17 D. x2 + (y + 9)2 = 289
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Provide an appropriate response.47.9% of what number is 423.39? (nearest whole number) Use the percentage formula.
A. 8,839 B. 2,028 C. 884 D. 1,131 E. none of the above
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Graph the function.f(x) = log1/4 x
A. 
B. 
C. 
D. 
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Solve the problem.Given a triangle with 
, 
, what is (are) the possible length(s) of c? Round your answer to two decimal places.
A. 16.42 or 2.44 B. 14.21 C. 6.61 D. 16.42 or 3.41
Mathematics