Question

x = ( 1 / (√5 - 1) ) - (1/64)1/3 encontre o valor de x2.

Answer 1

$x = (1 / (\sqrt{5} - 1)) - (1/64) . 1/3$

$x = (1 / 2,236 - 1) - 0,015625 . 0,333$

$x = (1 / 1,236) - 0,005203125$

$x = 0,809061488 - 0,005203125$

$x = 0,803858363$

$2x = 0,803858363 . 2$

$2x = 1,607716726$