Question

In an AP: (i) given a = 5, d = 3, An = 50, find n The value of n is ​

Answer 1

Answer:

Use the formula An = a+(n-1d). then put the value and solve

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Answer 2

Answer:

GIVEN A = 5. D = 3 AN = 50

Step-by-step explanation:

WE KNOW THAT

AN = A + (N - 1) D

50 = 5 + ( N - 1) 3

45 = 3N - 3

48 = 3N

N = 48 / 3

N = 16

THERE ARE 16 TERMS IN THE AP

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