Math, asked by Priyanshijha9206, 9 months ago

Which term of the A.P.84,80,76,...is 0?

Answers

Answered by Anonymous
7

Answer:

Step-by-step explanation:

We know that Tn = a + (n-1)d 

                            = 84 + (n-1) *(-4) = 0

                            = 84 - 4n + 4 = 0

                           = 88 - 4n = 0

                           n = 88/4

                              = 22

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Answered by Anonymous
5
\huge{\underline{\underline{\bf{\red{Answer}}}}}

Tn = a + (n-1)d 

                            = 84 + (n-1) *(-4) = 0

                            = 84 - 4n + 4 = 0

                           = 88 - 4n = 0

                           n = 88/4

                              = 22


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