Free Practice Questions for SAT Functions

Prepare for the SAT Math Test with our interactive practice questions on Functions and get instant feedback, and explanations on your answers.

Our primary goal is to help you practice the key concepts, providing you with the confidence to excel on the exam. Having a strong understanding of these concepts will empower you to confidently address questions in any format that tests these concepts during the exam.

Choose one from the below variants

Functions Evaluation - I

Attempt to find the value of a function `f(x)` for a given input value `x`. The questions will take the following format.

`f(x) = 2x^2 + x + 1` find the value when `x = 2`

Functions Evaluation - II

Attempt to find the value of an expression `f(a) + f(b)` for a given function `f(x)`. The questions will take the following format.

If `f(x) = 5x^2 + 4x + 3` find the value of `f(1) + f(2)`

Composite Functions

Attempt to find the value of a composite function `h(x)`, given `h(x) = f(g(x))`. The questions will take the following format.

Suppose `f(x) = x + 1` and `g(x) = 4x + 2`.

If `h(x) = f(g(x))` find the value of `h(x)` when `x = 2`

Random Challenge!

Explore Questions in Random Mix on every variant of SAT Functions.