Simplify and write the answer using scientific notation. Use the correct number of significant digits.5.8 × 10-12 + 9.3 × 10-12
A. 1.51 × 10-11
B. 15.1 × 10-12
C. 15 × 10-12
D. 1.5 × 10-11
Answer: D
Mathematics
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A. 16x
B. 
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A. log 6
B. 6
C. 
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