Question

Qu) Which term of the AP 12, 16, 20, 24..., is 104?​

Answer 1

Answer:

N=4

Step-by-step explanation:

a=12,d=4,tn=104,n=?

Tn=a+(n-1)×d

104=12+(n-1)×4

104=12+(4n-4)×4

104 upon 4=12+4n-4

26=12+4n-4

26-12=4n-4

12=4n-4

12+4=4n

16=4n

16÷4=n

n=4

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