Question

Exercitiul 2 va rog dau coroana

Answer 1

D{6}=6,3,2,1,-1,-2,-3,-6

1-2x=6

2x=-5-Nu-i nr intreg

1-2x=3⇒2x=-2⇒x=-1

1-2x=2⇒2x=-1-Nu-i nr intreg

1-2x=1⇒x=0

1-2x=-1⇒2x=2⇒x=1

1-2x=-2-nu-i nr intreg

1-2x=-3⇒2x=4⇒x=2

1-2x=-6-nu-i nr intreg

Raspuns: x={-1;0;1;2}

Bafta!!

Answer 2

Răspurns:................

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