Fun With Functions

Algebra Level 2

If $f(-4)=1 \text{ and } g(x)=f(\frac{x}{-3})$ , what point can you determine on the graph of g?

(6, 7) (12, 1) (8, -2) (-5, 4)

1 solution

Aronas Nuresi
Jul 31, 2014

$\frac{x}{-3}=-4$

$x=12$

$g(12)=f(\frac{12}{-3})$

$g(12)=f(-4)$

$g(12)=1$

$\therefore (x, y)=(12, 1)$

What do those 3 dots means? the ones that are to the left of your last expression.

mathh mathh - 6 years, 10 months ago

$\therefore = \text{Therefore}$

Aronas Nuresi - 6 years, 10 months ago