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Mathematics 12 Online
OpenStudy (anonymous):

Can someone please give me the answer to this. What is the first term in the pattern with formula 20 · 5n – 1? A. 0 B. 20 C. 25 D. 100

OpenStudy (amistre64):

what is the value for n, for the first term?

OpenStudy (amistre64):

also the notation is a bit vague. is that 5(n-1), or 5^(n-1)?

OpenStudy (anonymous):

you need to improve the notation

OpenStudy (amistre64):

indeed, i have a hunch its a geometric progression but just cant be certain :)

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