Factor completely.x3 - x2 - 56x
A. (x2 + 1)(x - 56)
B. x(x + 8)(x - 7)
C. Prime
D. x(x + 7)(x - 8)
Answer: D
Mathematics
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A. - 
B. 
C. - 
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Simplify the expression using the order of operations. (7.3)2 + (8.6)2
A. 252.81 B. 127.25 C. 31.8 D. 63.6
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Find the exact value of the expression.
A. - 
B. - 
C. -2
D. -
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Use the right triangle shown and find the missing length. If necessary, round to three decimal places. 
c = 15, b = 6
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Mathematics