15-06-2016
Mathematics

Answered

A sequence is defined recursively by the formula f(n + 1) = –2f(n). The first term of the sequence is –1.5. What is the next term in the sequence?

A –3.5

B–3
C0.5
D3

Verified Answer :

15-06-2016

Hello,

f(1)=-1.5
f(2)=-2f(1)=-2(-1.5)=3

Answer D

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