Question

Dada a função f(x)=-4x/5 -1/3. Determine o valor de f(5) e f(2).

Answer 1

f(x)=-4x/5-1/3
f(5)=
-4.5/5-1/3=
-20/5-1/3=
-4-1/3=
3.-4/3-1/3=
-12/3-1/3=
-13/3
f(5)=-13/3

f(2)=
-4.2/5-1/3
-8/5-1/3
3.-8/15-5.1/15=
-24/15-5/15=
-29/15