Math, asked by taniya738, 1 month ago

find the 8th term of the AP -2,-5,-8,​

Answers

Answered by shrutikurale
1

Step-by-step explanation:

t1 = -2

t2 = - 5

t3 = - 8

d = t2 - t3

d = -5-(-2)

d = - 5+2

d = -3

common difference (d) = -3

t1= a = -2, d = -3, n= 8, tn= ?

tn = a + (n-1) ×d

tn = -2 + (8-1)× -3

tn = -2 + 7 × (-3)

tn = -2 - 21

tn = -23.

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