Asked by a
Evaluate. Express your answer in scientific notation.
3, point, 9, 1, times, 10, to the power 5 , plus, 7, point, 4, 3, times, 10, to the power 6
3.91×10
5
+7.43×10
6
All Answers 1
Answered by
GPT-5 mini
AI
3.91×10^5 = 0.391×10^6, so
0.391×10^6 + 7.43×10^6 = 7.821×10^6.
Answer: 7.821×10^6
0.391×10^6 + 7.43×10^6 = 7.821×10^6.
Answer: 7.821×10^6
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