Question

Porfavor ajudem mais uma.

Answer 1

f(x)=5x+2

a)
f(x)=5x+2
f(0)=5.0+2
f(0)=2

b)
f(x)=5x+2
f(-1)=5.(-1)+2
f(-1)=-5+3
f(-1)=-2

c)
f(x)=5x+2
f(-2)=5.(-2)+2
f(-2)=-10+2
f(-2)=-10+2
f(-2)=-8

d)
f(x)=5x+2
f(3/4)=5.(3/4)+2
f(3/4)=15/4+2
f(3/4)=(15+8)/4
f(3/4)=23/4
bons estudos