Math, asked by ArchanaLS, 8 months ago

please answer guys it's urgent

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Answers

Answered by vidyavarsha87

1

Step-by-step explanation:

Given .

first term is -3.3

19th term is 5.7

To find common difference

we know,

aņ=a+(n-1)d

19th term=-3.3+(19-1)d

5.7+3.3=18d

9=18d

d=1/2 or 1.5

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