Mathematics, 03.02.2020 16:57, 2019jbash
The mass of mars is about 6.421x10^20 metric tons. the mass of the sun is about 1.998x10^27 metric tons. about how many times the mass of mars is the mass of the sun? give your answer in scientific notation.
Answers: 3
Mathematics, 21.06.2019 15:00, wrightstephanie193
Which expression is equivalent to 2x^2+7x+4?
Answers: 3
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