Answer:
756
Explanation:
(7.2×105)(0.4×10−3)
Multiply 7.2 and 105 to get 756.
756(0.4×10−3)
Multiply 0.4 and 10 to get 4.
756(4−3)
Subtract 3 from 4 to get 1.
756×1
Multiply 756 and 1 to get 756.
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