Math, asked by anushreep3639, 1 year ago

Find the number of terms of an ap .18,31÷2,13,.......-47

Answers

Answered by meghakatiyar1

105

a + (n-1)d = -47

18+(n-1)-2.5=-47

18-2.5n+2.5=-47

-2.5n = -67.5

n=27

the number of terms is 27

Answered by anjalinishad18118

8

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