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10 POINTS? HELP ME PLEASE? ASAP

10 POINTS? HELP ME PLEASE? ASAP-example-1
User Zashas
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1 Answer

6 votes

Answer:

f(n) = 2 · f(n - 1) + 1

Explanation:


a_1=5\\a_2=11\\a_3=23\\a_4=47\\a_5=95\\\vdots\\\\a_1=5\\a_2=2\cdot5+1=10+1=11\\a_3=2\cdot11+1=22+1=23\\a_4=2\cdot23+1=46+1=47\\a_5=2\cdot47+1=94+1=95\\\vdots\\\\a_n=2a_(n-1)+1

User Mjhinch
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