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100 points for $49 worth of Veritas practice GMATs FREE VERITAS PRACTICE GMAT EXAMS Earn 10 Points Per Post Earn 10 Points Per Thanks Earn 10 Points Per Upvote Sn=(Sn-1)Sn-2 , S1=-1 and S2=2. What is the value of S5? tagged by: Max@Math Revolution This topic has 1 expert reply and 0 member replies GMAT/MBA Expert Sn=(Sn-1)Sn-2 , S1=-1 and S2=2. What is the value of S5? Timer 00:00 Your Answer A B C D E Global Stats Difficult [GMAT math practice question] Sn=(Sn-1)^{Sn-2} , S1=-1 and S2=2. What is the value of S5? A. 1/4 B. 1/2 C. 1 D. 2 E. 4 _________________ Math Revolution Finish GMAT Quant Section with 10 minutes to spare. The one-and-only Worldâ€™s First Variable Approach for DS and IVY Approach for PS with ease, speed and accuracy. Only$149 for 3 month Online Course
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S3=(S2)^{S1}=(2)^{-1}=1/2
S4=(S3)^{S2}=(1/2)^2=1/4
S5=(S4)^{S3}=(1/4)^{1/2}=1/2

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