Răspuns :
a) 3,7,11,[15,19,23]
b) 68 al 20-lea termen
c) al 2012-lea termen v-a fi 8051.
Succes, ai incredere!
b) 68 al 20-lea termen
c) al 2012-lea termen v-a fi 8051.
Succes, ai incredere!
a)15,19,23
b)a20=a1+19r<=>a 20=3+19•4=3+76=79
c)a8051=a1+8050r<=>a 8051=3+ 8050•4=3+32200=32203
b)a20=a1+19r<=>a 20=3+19•4=3+76=79
c)a8051=a1+8050r<=>a 8051=3+ 8050•4=3+32200=32203