The population of a city is given as 3.45×106 . A nearby city has a population of 1.3×105 . What is the sum of the populations of the two cities in scientific notation?(1 point)
Responses
3.58×106
3.58 times 10 superscript 6 baseline
4.75×1011
4.75 times 10 superscript 11 baseline
4.75×105
4.75 times 10 superscript 5 baseline
35.8+105
1 answer
The correct answer is 3.58×106. To find the sum of the populations, you simply add the numbers without changing the powers of 10. In this case, 3.45×106 + 1.3×105 equals 3.58×106.