(a) f(-3)
(b) f(0.8)
(c) f(x + 2)
45. f(x)
47. f(x)
49. f(x)
Evaluating a Function In Exercises 29-34,
evaluate the difference quotient and simplify
the result. See Example 4.
29. f(x) = x2 – 5x + 2 30. h(x) = x2 + x + 3
f(x + Ax) – f(x)
h(x + Ax) – h(x)
Ar
Ar
51. f(x
-
63. f(x
54. f(x
55. f(x
56. f(
32. f(x)
31. 8(x) = Vx + 1
(
8(4 + Ax) - g(4)
Ax
doto
1
33. f(x)
vstaxtJS
1 1
Jx
f(x) - f(2)
x - 2
1
34. f(x)
x + 4
f(x + Ax) - f(x)
Ax
A Deteri
In Exe
functie
wheth
invers
x - 2
-
f(x + Ar) - f(x)
Ar
57. f
59. J
DUO Combinations of Functions In Exercises
回國
X 35-38, find (a) f(x) + g(x), (b) f(x) - g(x),
61.