Please hurry!!Which type of angle is ZABC?
2 answers:
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coolio
so each term is ound by subtracting 13 from the previous term
an aritmetic sequence can be written as
were
is the nth term
is the first term
d is common difference, which can also be found by doing
n=wich term
we know that and we can find d
,
so te general term is which can also be expanded and written as