Choose the correct range for the quadratic function?

Cassie is traveling 675 miles today to visit her brother and his family. so far, she has stopped for gas three times. at the first stop, she put in 7.1 gallons of gas and paid $23.79. at her second stop, she put in 5.8 gallons of gas and paid $19.08. and, at the third stop, 6.6 gallons and paid $20.39. at which stop did casey pay the most for gas?

Which statement justifies why angle ebc measures 90?

Which of the following is the explicit rule for a geometric sequence defined a recursive formula of a -5a for which the first term is 23?