Question

Dada a função polinomial do 1° grau f (x) = 4x - 1, determine:
a) f (1/8)

d)
$f( \sqrt{2} )$

Answer 1

4×(1/8)-1= -1/2
e
$4 \times \sqrt{2} - 1$

Answer 2

a) x = (1/8)
4x - 1
4.1/8-1
4/8-1
0,5-1
-0,5

b) x = raiz de 2
4x - 1
4 . raiz de 2 -1 = 4,65685