1.

In an Ap 5,11....50 find number of terms and sum​

Answer»

ANSWER:

Step-by-step explanation:

a = 5

d = 11-5 = 6

l = 50

l = a+(n-1)d

50 = 5 + (n-1)6

45/6 = n-1

7.5+1 = n

8.5 = n

Therefore this a.p. doesn't EXIST as n can only be real number



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