This week in math I’ve learned how to do function notation.
this is how I do it:
ex: f(x) = 5x – 7
solve for f(2)
you start by putting the 2 in brackets where x was,
f(2) = 5(2) – 7
and then you simplify
f(2) = 10 – 7
=3
This week in math I’ve learned how to do function notation.
this is how I do it:
ex: f(x) = 5x – 7
solve for f(2)
you start by putting the 2 in brackets where x was,
f(2) = 5(2) – 7
and then you simplify
f(2) = 10 – 7
=3