Question

1⁰ - Dado f(x) = 2x + 9, calcule:

a) f(3) =
b) f(5)=
c) f(0)=
d) f(6)=
e) f(1)=
​

Answer 1

$f(x) = 2x + 9\\f(3) = 2 * 3 + 9 = 6 + 9 = 15\\f(5) = 2 * 5 + 9 = 10 + 9 = 19\\f(0) = 2 * 0 + 9 = 0 + 9 = 9\\f(6) = 2 * 6 + 9 = 12 + 9 = 21\\f(1) = 2 * 1 + 9 = 2 + 9 = 11$