Matematică
DariaElena14
10

Va rog,daca se poate sa ma ajutati la rezolvarea acestor exercitii. A={x|x=5k+2;k€N} B={y|y=n;n€N A={x|x=6k+3;k€N} B={y|y=4p+2;p€2} Va multumesc

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(1) Răspunsuri
genius31

k=0⇒x=5k+2=5·0+2=2 k=1⇒x=5·1+2=7 k=2⇒x=12 k=3⇒x=17 k=4⇒x=22 A={2,7,12,17,22,27,32,37,42,47.......} n=0⇒y=0 n=1⇒y=1 B={0,1,2,3,4,5,6,7,8,9,10,11,12.....} k=0⇒x=6k+3=6·0+3=3 k=1⇒x=9 k=2⇒x=15 .... A={3,19,15,21,27,33,39,45,51,57....} p=2⇒y=9p+2=4·2+2=10 B={10}

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