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RAJAT

· started a discussion

· 1 Months ago

1*1/2*2/3*3*4.............*(n-1)/n= 1/n

Question:
\(\left ( 1-\cfrac {1}{1} \right )\times\left ( 1-\cfrac {1}{2} \right )\times\left ( 1-\cfrac {1}{3} \right )\times...\times\left ( 1-\cfrac {1}{n} \right )=\)
Options:
A) 0
B) 1
C) \(\cfrac{1}{n}\)
D) \(\cfrac{1}{n-1}\) 
Solution:
Ans: (a) Hence, first number is 1 - 1 = 0

we know that, any number multiplied by 0 always gives 0.

\(\therefore\) 0 is the answer.

Knowledge Expert

· commented

· 1 Months ago

Dear student
Given answer is correct
Please solve the Question carefully

Best wishes
Team TR

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