Question

एक AP का पहला पद 4 तथा सार्वअन्तर –3 है। इसका 12वाँ पद ज्ञात कीजिए |

Answer 1

Answer:

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Step-by-step explanation:

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Answer 2

Step-by-step explanation:

$\huge\underline\purple{Solution}$

given that

$\sf\implies$a =4

$\sf\implies$d= -3

$\sf\implies$nth term = 12

Then ,

an = a + ( n - 1 ) d

a12 = 4 + ( 12 - 1 ) (-3)

= 4 + 11 × (-3)

= 4 - 33

= -29

$\huge\boxed{a12 = -29}$