same question almost i think

Mathematics
Tutor: None Selected Time limit: 1 Day

Find the 5th term of the sequence in which t1 = 8 and tn = -3tn-1.

Find the 6th term of a geometric sequence t3 = 444 and t7 = 7104


May 7th, 2015

1)t5=8*(-3)^4=648

2) t7=t1*q^6    t3=t1*q^2

t7/q^6=t3/q^2

q^4=16

q=2

t7=t6*2

t6=t7/2=3552

May 7th, 2015

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May 7th, 2015
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