which term of an AP: 2,-1,4....is-70
Answers
Answered by
2
it is 15 th term
just put the value of an =-70
in the formula an=a+(n-1)d
and from the given ap you can find d and a is already given...d is a1-a2
just put all the values you will get your ans..
hope thi helps you...
just put the value of an =-70
in the formula an=a+(n-1)d
and from the given ap you can find d and a is already given...d is a1-a2
just put all the values you will get your ans..
hope thi helps you...
Answered by
2
a=2;
d= -1-2=-3
also,
d= 4-(-1)=4+1=5
since the common difference is not same
therefore this sequence is not an AP.
d= -1-2=-3
also,
d= 4-(-1)=4+1=5
since the common difference is not same
therefore this sequence is not an AP.
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