Math, asked by Anku2515, 10 months ago

Which term of an ap:72,68,64..................................................................is -8?

Answers

Answered by PalaAdithyan

0

Answer:

a = 72

d = -4

-8 = a + (n-1)d

-8 = 72 + (n-1)-4

-80 = -4n + 4

-84 = - 4n

84/4 = n

n = 21

Answered by Aditya0015

0

Answer:

21

Step-by-step explanation:

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