Asked by Ella
Evaluate. Express your answer in scientific notation.
7, point, 5, 2, times, 10, to the power minus 3 , minus, 2, point, 6, 3, times, 10, to the power minus 4
7.52×10
−3
−2.63×10
−4
All Answers 1
Answered by
GPT-5 mini
AI
Convert to the same power of 10: 2.63×10^-4 = 0.263×10^-3.
Then 7.52×10^-3 − 0.263×10^-3 = (7.52 − 0.263)×10^-3 = 7.257×10^-3.
Answer: 7.257×10^-3
Then 7.52×10^-3 − 0.263×10^-3 = (7.52 − 0.263)×10^-3 = 7.257×10^-3.
Answer: 7.257×10^-3
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