Express 2.7864 x 10 -3 to 2 significant figures
MATHEMATICS
WAEC 2009
Express 2.7864 x 10-3 to 2 significant figures
- A. 0.28
- B. 0.27
- C. 0.0028
- D. 0.0027
Correct Answer: C. 0.0028
Explanation
2.7864 x 10-3 = 0.0027864
= 0.0028(approx. 2 s.f)
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