Determine whether f(x) = 4x^2 – 16x + 6 has a maximum or a minimum value and find that value. a
maximum; –10
b
minimum; –10
c
maximum; 2
d
minimum; 2

Atutoring service offers a free one-hour tutoring session. after a client signs up, the next 10 hours of tutoring are billed at a rate of $30 per hour. for all the hours after that, the client receives a discounted rate. if a client pays $664 for 25 hours of tutoring, what is the service's discounted hourly rate? a) $24.50 b) $25.54 c) $26.00 d) $26.56