Question

Find the n-th term of -5,-7,-9,-11,-13

Answer 1

-2n-3

Explanation:

-5 , -7 they go up in steps of -2

but it was -2n this would be how it would go

a) -2 -4 -6 -8

which you can see is -3 off each time

so -2n which is a)

and then -3

= -2n-3

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