Math, asked by keerthanagovinthasam, 7 months ago

find 10th term of an A.P 15,12,9,.....,10

Answers

Answered by vicky6352

1

Answer:

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Answered by paramjeetsingh57129

5

Step-by-step explanation:

a = 15

d = 12-15 = -3

n = 10

a10= ?

an = a + (n - 1 ) x d

a11 = 15 + ( 10 - 1 ) x -3

a11 = 15 + (9) x - 3

a11 = 15 - 18

a11 = - 3

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