Question

Help!! a2=6 si a3=5. Calculati a6.

Answer 1

a2=6
a=6:2
a=3
a6=3x6
a6=18

Answer 2

$a_{2} =6 \\ a_{3}=5 \\ a_{4}= a_{3} + a_{2}=5+6=11 \\ a_{5}= a_{4}+ a_{3}=11+5=16 \\ a_{6}= a_{5} + a_{4} =16+11=27$