if f(x)=(x/8)^2, what is f(-4)?

1 answer

To find f(-4), we substitute -4 into the function:

f(-4) = ((-4)/8)^2

Since -4 divided by 8 is -1/2, we have:

f(-4) = (-1/2)^2

Calculating -1/2 squared gives:

f(-4) = 1/4

Therefore, f(-4) = 1/4.