Question

The 10th term of an AP is (-4) and it's 22nd term is (-16).Find the 38th term.

Answer 1

Step-by-step explanation:

a10=-4

a+9d=-4 (1)

a22=-16

a+21d=-16 (2)

Subtract 1 and 2

-12d=-12

d=1

sub d=1 in 1

a+9×1=-4

a=-4-9

a=-13

a38=a+37d

=-13+37(1)

=24

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