Problem :
Classify each of the following as a function of
x
, a one-to-one function, or neither:
a)
y = 2x
^{4} - 6
b)
y =
c)
y = 4x + 7
d)
x = y
^{2}
Problem :
What is the domain and range of each of the following functions?
a)
y = 3sin(2x)
b)
y =
Problem : Let
f (x) | = 4x - 2 | ||
g(x) | = x ^{2} |
Problem : Consider the following piecewise function:
f (x) = |
Problem :
Is this function even, odd, or neither?
a)
f (x) = cos(x)
b)
f (x) = sin(x)
c)
f (x) = tan(x)
d)
f (x) = cos(x + )