Music, asked by priyanshukumar965067, 3 months ago

a
C

5
n = 26+1=27
अतः दी गई A.P. में 27 पद हैं।
प्रश्न 6, क्या A.P.: 11,8,5,2,... का एक पद-15
क्यों?
हल : यहाँ,
= 8-11 3-3
43-0 = 5-8=-3
4-03 = 2-53-3
a..1-a, हर बार समान है। अतः दी गई संख्या A.P. का।
प्र
जन​

Answers

Answered by baviskarchinmayee
0

Answer:

a = 11 , d = -3 , n = 15

: AP(-15)= a + ( n - 1 ) × d

= 11 + ( -3 - 1 ) × 16

= 11 - 2 × 16

= 11 - 32

= -22

AP (15) = -22

hope the answer is right and it will help you thank you

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