Question

Coroana ! ! ! Fie A={0,2,4,6}.Determinati elementele multimii B={x|x=3 la puterea a -2 la puterea a,aEA}

Answer 1

a=0⇒x=1-1=0
a=2⇒x=9-4=5
a=4⇒x=81-16=65
a=6⇒x=729-64=665
B={0,5,65,665}