Math, asked by satyamku9018, 1 month ago

Find t12 for the A.P 12,9,6

Answers

Answered by dhemalatha2006

0

Answer:

-21

Step-by-step explanation:

a=12

n=12

d=t2-t1

9-12= -3

tn=a+(n-1)d

=12+(12-1) -3

=12+(11)-3

=12-33

t12 = -21

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