10 Points
Find the average rate of change of the function f (x) = 2x − 5 on the interval
[6, 7].
2
, Q2
8 Points
Find the domain and range of the function g(x) = x2 − 1 .
Q2.1
4 Points
Domain:
(0, ∞)
[0, ∞)
(−1, ∞)
[−1, ∞)
(−∞, ∞)
Q2.2
4 Points
Range:
(0, ∞)
[0, ∞)
(−1, ∞)
[−1, ∞)
(−∞, ∞)
Q3
8 Points
2
Find the limit as x → ∞ of 5x+2
.
0