maths a level mock set 3 question 15
i wasnt sure how to start this question
the first 3 terms of an arithmetic series are
ln3 ln3^k - 1 and ln 3^k + 5
find the exact value of k
the + 5 and -1 arent in the power
the first 3 terms of an arithmetic series are
ln3 ln3^k - 1 and ln 3^k + 5
find the exact value of k
the + 5 and -1 arent in the power
Okay, to start...
You probably want to describe, perhaps in a less mathematical sense, what an "arithmetic series" is, and what is the defining feature of it.
Can you then translate it back to maths?
You probably want to describe, perhaps in a less mathematical sense, what an "arithmetic series" is, and what is the defining feature of it.
Can you then translate it back to maths?
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