Asked by Helen

The 8th term of a(GP) is 640. If the first term is 5, find the common ratio and the 10th term?




Answered by R_scott
5 * r^7 = 640 ... r^7 = 128 ... r = 2

10th term = 5 * 2^9
Answered by Orola
I need the calculation and the answer in the given question
Answered by Nancy
I need the calculation and explaination to this question
Answered by EZRA
The 8th term of G.P is 640,if the first term is 5, find the common ratio and the 10th term
Answered by Favour james
The 8 term of a g.p is 640 if the common ratio and the tenth term
Answered by Muhammad
I have not understand all
Answered by Abrade
The 8th term of G.P is 640,if the first term is 5, find the common ratio and 10th term
Answered by Oluwaseun
Just a slight workings but give headache
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