Question

question 1A.) 0, 2, 4, 6, 8B.) 0, 2, 5, 11, 23C.) 0, 1, 3, 7, 15D.) 1, 3, 7, 15, 31

Answer 1

we have

a0=0

a(i+1)=2ai+1

Verify

For i=0

a(0+1)=2(0)+1

a(1)=1

For i=1

a(1+1)=2(1)+1

a(2)=3

For i=2

a(2+1)=2(3)+1

a(3)=7

therefore

answer is

option

C.) 0, 1, 3, 7, 15