the first four terms of a geometric progression are 2,10,50,250 a) write down the common ratio of the progression b) write down
the fifth term of the progression
1 answer:
Answer:
The common ratio is 5 and the 5th term is 1250
Step-by-step explanation:
The common ratio is given by
r=U(2)/U (1)
=10/2
=5
The fifth term
U (n)=ar^n-1
U(5)=2(5)^5-1
=2×5^4
=2×625
=1250
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