When may a scientific theory be revised? O never, once it has been published
O when a single experiment's data goes against it
when a new hypothesis provides a better explanation
O after a large amount of data refutes it

accelerated heartbeat, raise in blood pressure, slow in digestion, raise in blood sugar and perspiration. (myers' psychology for ap 2nd edition pg 87)

to answer your question:

f(x)= a^x.  if x=0, f(x)=1  if x=1, f(x)=a  if x=1, f(x)=a^a

yh some and change ya name bruh

explanation: