RELATIONS AND FUNCTIONS
Matching exercise
Match the items on the right to the items on the left.
The Identity Function
Additive inverse function
Cubic Function
Reciprocal Function
f :ℝ→ℝ defined by f (x) = x
f :ℝ→ℝ defined by f (x) = -x
f :ℝ→ℝ defined by f (x) = ax³+bx²+cx+d
f :ℝ-{0}-ℝ defined by f (x) = 1/x