(i)[2]
a progression of arithmetic type.
(ii)[2]
a progression of geometric type.
Mathematics 9709 · AS & A Level · Series
Series — practice question
The first two terms of a progression are $4$ and $8$ respectively. Determine the sum of the first $10$ terms, given that the progression is
Worked solution & mark scheme
This 4-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Apply the correct arithmetic progression formula with $a=4$ and $d=4$” …
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