Math, asked by raffysaed95, 6 months ago

the first term of an arithmetic sequence is 3 and the 20th term is -54. what is the common difference of the sequence?

a.9
b.6
c.3
d.-3

Answers

Answered by rajendrasingh572004

0

Answer:

applied formula of nth series to get right answer

Step-by-step explanation:

a=3

T20=-54

applied formula of nth series

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