Factor the trinomial completely. If the polynomial cannot be factored, write "prime."3x2 + 6x - 45
A. (3x + 9)(x - 5)
B. 3(x - 3)(x + 5)
C. 3(x + 3)(x - 5)
D. (x - 3)(3x + 15)
Answer: B
Mathematics
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?
?
Please enter the sign ? for "and", and the sign ? for "or". Do not add commas in your answer.
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A. {x 
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