Question

VĂ ROG REZOLVAȚI EX 1 ȘI 2 URGENT PLSS DAU COROANA

Answer 1

1)A={4,5,6,7}

B={y=x+2}
y=4+2=6
y=5+2=7
y=6+2=8
y=7+2=9
B={6,7,8,9}

C={z=2x}
z=2×4=8
z=2×5=10
z=2×6=12
z=2×7=14
C={8,10,12,14}

a)A={4,5,6,7}
B={6,7,8,9}
C={8,10,12,14}

b). 1.A
2.F
3.A

2. 3€{0,1,3,7,9}. (A)

2€{1,4,5}. (F)

{1,2,5}€{0,1,2,4}. (F)

{1,2,5}. {0,1,2,5,7,}. (A)


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