Question

13th term of the A P x – 7, x – 2, x +3, ------ is​

Answer 1

Answer:

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Answer 2

Step-by-step explanation:

a=x-7

d=(x-2)-(x-7)

=x-2-x+7

d =5

n=13

an=a+(n-1)d

a13=(x-7)+(13-1)5

=x-7+12*5

=x-7+60

=x+53

a13=x+53