Question

seja f(x)= -x+2 calcule
a= f(-2)
b= f(-1/3)
c= f(2)

Answer 1

f(x)= -x+2

a= f(-2) =-(-2)+2 =2+2=4

b= f(-1/3)=-(-1/3)+2 =1/3+2 =1/3+6/3 =7/3

c= f(2) =-2+2=0