Question

dadas as funçoes f(x)=3x-1/2 e g(x)=2x/5+1,determine o valor de f(1/3)-g(-2).

Answer 1

f(1/3) = 3.1/3 - 1/2 
f(1/3)= 1 - 1/2 = 1/2

g(-2)= 2.(-2)/ 5+ 1
g(-2)= -4/ 6

f(1/3) - g( -2) = 1/2 - ( -4/6) = 7/6