Math, asked by vs6886739, 9 months ago

(1) A.P.: 10,7,4,.... का 30वाँ पद है:
7​

Answers

Answered by chetan9881
1

d=-3

a=10

t30=10+(30-1)-3

= 10+(29)-3

=10+(-87)

= 10-87

= -77

t30=-77

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