Math, asked by shreyas2004007, 10 months ago

3,0, -3, -6...... - 57 Find the number of terms.

Answers

Answered by amitagnidev

1

Answer:

Step-by-step explanation:

Tn = a + (n-1) d

-57=3+(n-1)-3

-57=6-3n

-63=-3n

n= 21 terms

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