Express the number in scientific notation.428.2
A. 4.282 x 10-3
B. 4.282 x 103
C. 4.282 x 102
D. 4.282 x 10-2
Answer: C
Mathematics
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A. 10 B. 6 C. 11 D. 7
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A. Yes B. No
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Solve the system.
A. (9, 0)
B. inconsistent (no solution)
C. y = - 
+ 3, where x is any real number
D. (0, 0)
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Graph the inequality.x2 + y2 ? 4
A. 
B. 
C. 
D. 
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