Atruck's distance from a warehouse, d , (measured in miles) is modeled by the formula d = t 2 + 70 t where t represents the number of hours since the truck left the warehouse. the truck's destination is 429.75 miles away. how many hours will it take the truck to reach its destination?

Questions 9-10. use the table of educational expenditures to answer the questions. k-12 education expenditures population indiana $9.97 billion 6.6 million illinois $28.54 billion 12.9 million kentucky $6.58 billion 4.4 million michigan $16.85 billion 9.9 million ohio $20.23 billion 11.6million 9. if the amount of k-12 education expenses in indiana were proportional to those in ohio, what would have been the expected value of k-12 expenditures in indiana? (give the answer in billions rounded to the nearest hundredth) 10. use the value of k-12 education expenditures in michigan as a proportion of the population in michigan to estimate what the value of k-12 education expenses would be in illinois. a) find the expected value of k-12 expenditures in illinois if illinois were proportional to michigan. (give the answer in billions rounded to the nearest hundredth) b) how does this compare to the actual value for k-12 expenditures in illinois? (lower, higher, same? )

In which direction does the left side of the graph of this function point? a(x) = 3x - x2 + 4x - 2

Alex measured the length of an item to be 3.7 cm. the actual length is 3.5 cm. what is alex’s percent error?