Find the 7th term of the geometric progression which begins 2,-6,18
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Answered by
0
Answer:
a=2
r=-3
20th term= 2[(-3)⁷-1]/-4
= 1095
Answered by
1
seventh term =ar^6
a=2,
r=t2/t1
=-6/2=-3
seventh term=(2)(-3)^6
=2(729)
=1458
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