Question

Por favor a questão A e D

Answer 1

Exercício 18:

a) f(2)=[1+(2)^2]/2
f(2)= [1+4]/2
f(2)=5/2

d) f(-1/4)=[1+(-1/4)^2]/-1/4
f(-1/4)=[1+1/16]/-1/4
f(-1/4)=[17/16]/-1/4
f(-1/4)=17/16 x -4/1
f(-1/4)= -68/16 = -17/4