SOLUTION: Find aV8 if aV1 =-21, aVn=aVn-1^-3; for n=2,3,4,... I have no idea how to do any of these problems! This is going to be so very hard.

Question 37581: Find aV8 if aV1 =-21, aVn=aVn-1^-3; for n=2,3,4,... I have no idea how to do any of these problems! This is going to be so very hard.
Answer by venugopalramana(3286) (Show Source): You can put this solution on YOUR website!
PLEASE CONFIRM WHETHER AND V ARE DIFFERENT VARIABLES OR NOT?IF DIFFERENT WE NEED ADDITIONAL DATA
Find aV8 if aV1 =-21,
IF AV1 IS ONE VARIABLE...THEN AV2=(AV1)^-3=(-21)^-3=1/(-21)^3..ETC
aVn=aVn-1^-3; for n=2,3,4,... I have no idea how to do any of these problems! This is going to be so very hard.
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