Question

Considere f(x)= 1/x-1 . O valor de F [f(3/2)] é:

Alternativas:
A)1
B)2
C)1,5
D)2,5

Answer 1

Resposta:

$f(x) = \frac{1}{x - 1} \\ f( \frac{3}{2}) = \frac{1}{ \frac{3}{2} - 1} \\ f( \frac{3}{2} ) = \frac{1}{ \frac{1}{2} } \\ f( \frac{3}{2}) = 1 \div \frac{1}{2} = 1 \times 2 \\ f( \frac{3}{2} ) = 2$

Resposta: letra "B".

Bons estudos!