Exercise 2 | Wiskunde op Tilburg University

Determine the point of intersection with the

$x$ -axis for the graph of the function

$f(x)=-3x+12$ .

Antwoord 1 correct

Correct

Antwoord 2 optie

$4$

Antwoord 2 correct

Fout

Antwoord 3 optie

$-4$

Antwoord 3 correct

Fout

Antwoord 4 optie

The correct answer is not among the other options.

Antwoord 4 correct

Fout

Antwoord 1 optie

$(4,0)$

Antwoord 1 feedback

Correct:

$\begin{align*} -3x+12=0 &\Leftrightarrow -3x=-12\\ & \Leftrightarrow x=4. \end{align*}$
Hence, the point of intersection is

$(4,0)$ .

Go on.

Antwoord 2 feedback

Wrong: The point of intersection consists of an

$x$ - and a

$y$ -coordinate.

See zero.

Antwoord 3 feedback

Wrong: The point of intersection consists of an

$x$ - and a

$y$ -coordinate.

See zero.

Antwoord 4 feedback

Wrong: The correct answer is given.

Try again.