1,3,9,31,129,....
a.950,b.945,c.951,d.953
Answers
Answered by
0
Answer:
dont know
Step-by-step explanation:
Answered by
3
Answer:
651
Step-by-step explanation:
1*1+2=3
3*2+3=9
9*3+4=31
31*4+5=129
129*5+6=651
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