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Perplex
IB Math AIHL
/
Function Theory
/
Problem Bank
IB Math AIHL
/
Function Theory
/
Problem Bank

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[Maximum mark: 4]

A function ​f(x)​ has the following table of values:

​x​

​1​

​2​

​3​

​4​

​5​

​f(x)​

​3​

​5​

​7​

​9​

​11​

  1. Find the value of ​f(4).

    [1]
    Part (a):
    f(4)=
  2. Find the value of ​f−1(9).

    [1]
  3. Solve the equation ​f(x)=3x−1.

    [2]
[Maximum mark: 4]

A function ​f(x)​ has the following table of values:

​x​

​1​

​2​

​3​

​4​

​5​

​f(x)​

​3​

​5​

​7​

​9​

​11​

  1. Find the value of ​f(4).

    [1]
    Part (a):
    f(4)=
  2. Find the value of ​f−1(9).

    [1]
  3. Solve the equation ​f(x)=3x−1.

    [2]