Answer:
the domain and range can be found by horizontal and vertical test
Step-by-step explanation:
6.B
7.D
8.A
9.C
f(x) = 4x4 – 7x2 + x + 25 f(x) = 9x4
Because it has to be this one
x=1 y=-4
3 1/4 gallons or 3.25 gallons
