Math, asked by BullsEye1678, 7 hours ago

३] एका अंकगणिती श्रेढीचे पहिले पद 12 व सामान्य फरक 4 आहे आणि tn=96 असेल, तर n चीकिंमत काढा.​

Answers

Answered by kheteshwarkp
3

Answer:

n=2

Step-by-step explanation:

Given a=12,r=4,tn=96

tn=ar^n-1

96=12x4^n-1

8=4^n-1

2^3 =2^2n-1

3=2n-1

2n=4

n=2

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Answered by yashshinde67209
0

a=12. ,d=4. ,tn=96 , n=?

tn=a+(n-1) × d

96=12+(n-1) × 4

.......a

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