function evaluation

Practise function evaluation with an original VectorPaths question, worked explanation and related VCE Methods practice.

1 practice marks

Original practice question

Let $h(x) = 3x^3 + 3$. Find $h(2)$.

Worked explanation

• Substitute x = 2 into f(x)

  \[f(2) = 3(2)^3 + 3\]

• Calculate the result

  \[f(2) = 27\]

27

Original VectorPaths practice; not an official VCAA question or marking rubric.