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Simplify the Following and Write Your Answers in Scientific Notation (11.2×10−5)(2.4×106)12.8×10−8\frac { \left( 11.2 \times 10 ^ { - 5 } \right) \left( 2.4 \times 10 ^ { 6 } \right) } { 12.8 \times 10 ^ { - 8 } }

Question 18

Multiple Choice

Simplify the following and write your answers in scientific notation.
- (11.2×10−5) (2.4×106) 12.8×10−8\frac { \left( 11.2 \times 10 ^ { - 5 } \right) \left( 2.4 \times 10 ^ { 6 } \right) } { 12.8 \times 10 ^ { - 8 } }


A) 2.1×10−92.1 \times 10 ^ { - 9 }
B) 21×10921 \times 10 ^ { 9 }
C) 2.1×10102.1 \times 10 ^ { 10 }
D) 2.1×1092.1 \times 10 ^ { 9 }
E) None of these

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