The last two choices are appropriate.
Both give you f(1) = 7, f(2) = 9.50, f(3) = 12.00, ... as they should.
Answer:
I don't no the answer but everyone looking at this download Socrates it helps with getting answers im sorry j couldn't help tho but maybe the appp will be able to
Answer:

Step-by-step explanation:
We want to subtract
from
.
We set up the subtraction problem as follows:
.
We expand the brackets to obtain;
.
We regroup the terms to obtain;
.
We now simplify to obtain;
.
Answer:
B
Step-by-step explanation:
Because the plane isn't gaining altitude but yet its moving at the beginning