Question

U= {-2,1,0,1/2,3/4,2,10/3,4,-5} - Para K = {x Є U I 2x – 10 > 1}

Answer 1

Boa Tarde,

U={$-2,1,0, \frac{1}{2}, \frac{3}{4},2, \frac{10}{3},4,-5$}

K={x ∈ U | 2x-10>1}

2x-10>1
2x>11
x>11/2

x ⊄ U ⇒ K=∅;

Bom.. Espero ter ajudado!!!!! ;-)