Question

Evaluate v(w + 3) for v(w) = 2w - 1

Answer 1

How would you evaluate this f(2) given f(x)=2x-1? do you know how?

Answer 2

@battlefieldforlife

Answer 3

v(w) = 2w - 1
Here see that v is given as a function of w.
So, v(w+3) means that v is being expressed as a function of w+3.
Thus we need to fill w+3 in place of w in the 1st equation.
v(w+3) = 2(w+3) - 1
=> v(w+3) = 2w + 6 - 1 = 2w + 5