There are about 3.72*10^10 cells in the average human body. The body replaces itself with a new set of cells approximately every 7 years. If the average lifespan of a human is 79 years, approximately how many cells will an average human replace in their lifetime? Write the answer in scientific notation and round to the nearest tenth.

What is [tex] {7}^{98 + \sqrt{4} } - 3 \times (64 \div 2 + 4 - 36) \times a = a + 36[/tex]?

Find the greatest common factor of the followig monomials 46g^2h and 34g^6h^6

Someone answer this asap for gabriella uses the current exchange rate to write the function, h(x), where x is the number of u. s. dollars and h(x) is the number of euros, the european union currency. she checks the rate and finds that h(100) = 7.5. which statement best describes what h(100) = 75 signifies? a. gabriella averages 7.5 u. s. dollars for every 100 euros. b. gabriella averages 100 u. s. dollars for every 25 euros. c. gabriella can exchange 75 u. s. dollars for 100 euros. d. gabriella can exchange 100 u. s. dollars for 75 euros.