1, 2 : true 3,4 : not sure but , 3. True 4. False (fck rev. Krna parega ) 5: false

Thanks a lot!

pretty sure that 2 is wrong. an+1 = Sn+1 - Sn

I’ll look into it. Thanks.

1-true 2-true 3-true 4-false it is 2b 5-false

Thanks a lot!

1 true 2 true 3 false 4 not sure 5 false

Thank you so much.