Question

Which of the term AP 121,117,113 ...is the negative term

Answer 1

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The 13th term of an AP is negative term.

Answer 2

Answer: 32 term is a negative number

Step-by-step explanation:

a+(n-1)d =0

121+(n-1)*(4)=0

For answer be negative

(n-1)(-4)=121

4n-4=121

4n =125

n =125/4

n =31.25

n=32

Therefore the 31st term is the negative term

Verify

a(n)=a+(n-1)d

a(n)=121+(32-1)-4

a(n)=121+31*-4

a(n)=121-124

a (n)=-3