Math, asked by ankitkumar7352149707, 9 months ago

find 9th term of the series 1,3,7,13,21...........

Answers

Answered by singlaprachi277

0

Answer:it is not in an AP series

Step-by-step explanation:

Because the common difference (d) is not same

Answered by sarithasandra

0

Answer:

73

Step-by-step explanation:

t2 = t1+2

t3 = t2 + 4

....

.....

t9= t8 + 7th even number

t9=57 + 16

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