Problem 1.1: If f (x) = 3x - 2, what is the value of:
a) f (1)
b) f (2)
c) f (- 4)
d) f (z)
e) f (2x)
f) f (2x + 1) [Solution]

Problem 1.2: If f (x) = 3x² + 4x - 9, what is the value of:
a) f (2)
b) f (- 2)
c) f (

)
d) f (4x)
e) f (6 - x) [Solution]

Problem 1.3: If f (x) = 2x + 4 and g(x) = 4x² - 2x, what is the value of:
a) (f + g)(2)
b) (f + g)(- 1)
c) (f + g)(0)
d) (f + g)(x)
e) (f + g)(2x) [Solution]

Problem 1.4: If f (x) =

x - 4 and g(x) =

x + 6, what is the value of:
a) (f + g)(3)
b) (f + g)(- 5)
c) (f + g)(x)
d) (f + g)(x + 7) [Solution]

Problem 1.5: If f (x) = 4x - 9 and g(x) = 2x - 3, what is the value of:
a) (f - g)(5)
b) (g - f )(5)
c) (f - g)(x)
d) (g - f )(x) [Solution]