Factor the trinomial completely.18x2 - 63x - 36
A. 9(2x - 1)(x + 4)
B. (18x - 9)(x + 4)
C. 9(2x + 1)(x - 4)
D. (2x - 1)(9x + 36)
Answer: C
Mathematics
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+ 
+ 
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Find ? to the nearest degree for the two intersecting lines given by 
and 
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