Factor.x2 + 2x - 15
A. (x - 5)(x + 1)
B. (x - 5)(x + 3)
C. x2 + 2x - 15
D. (x + 5)(x - 3)
Answer: D
Mathematics
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Express the number 0.00052 in scientific notation. ?
A. 
B. ?
C. ?
D. ?
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A. -29
B. 0
C. - 
D. 29
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