Given the function f, described by f(x)=10x, find each of the following:

A) f(-5)
B) f(19)
C) f(26)

1 answer

f(x)=10x then
f(-5) = 10(-5)
= -50

Notice I replaced x with -5 wherever I saw x.

Now follow that technique for the other two, and also for the other posting next to this one.