Question

*यदि एक समांतर श्रेणी (A.P.) का n वाँ पद 3x-5 हो तो इसका 5 वाँ पद क्या होगा?*

1️⃣ 28
2️⃣ 22
3️⃣ 10
4️⃣ −8
​

Answer 1

3x - 5

let x = 0

then 1st term of AP = -5

NOW,let x = 1

then 2nd term would be

3(1)-5 = -2 .

similarly if we let x = 5

3(5)-5

15 - 5 = 10

Hence , 10 is the correct answer

THEREFORE OPTION (C) i.e , 10 is the answer

HOPE HELPS

DON'T FORGET TO FOLLOW AND THANK THE ANSWER

Answer 2

Answer:

यदि एक समांतर *यदि एक समांतर श्रेणी (A.P.) का n वाँ पद 3x-5 हो तो इसका 5 वाँ पद 28

1️⃣ 28