Factor the polynomial completely.169k2 - 81m2
A. (169k + m)(k - 81m)
B. (13k - 9m)2
C. (13k + 9m)2
D. (13k + 9m)(13k - 9m)
Answer: D
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Find the equation of the circle with center at 
and which passes through the point 
.
?
A. ?
B. ?
C. ?
D. 
E. ?
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