Answer:
the linear approximation formula is based on the equation of the tangent line of a function at a fixed point. The linear approximation of a function f(x) at a fixed value x = a is given by L(x) = f(a) + f '(a) (x - a).
Step-by-step explanation:
Answer:
x = 11
Step-by-step explanation:

and check:

Answer:
he spent $68 without the fees and $32 on fees
Step-by-step explanation:
Answer:
A:30
Step-by-step explanation:
because 3+2(the ratio) =5
75(the total number or both) divide by 5
so 1 ratio=15
15 x 2(the ratio of dogs)
=30
B, $5.10x (it doesnt give you the ammount of games he played so x represents it) + $16.97 (the cost he payed to get in)