Question

If f(x) = 0.5(3 - x), what is the value of f(-3)?
A: 3
B: 1.5
C: 0.5
D: 0

Answer 1

$f(x)=0.5(3-x) \\ \\ f(-3)=0.5(3-(-3))=0.5(3+3)=0.5 \times 6=3 \\ \\ \boxed{f(-3)=3} \Leftarrow \hbox{answer A}$