(1-1/2)(1-1/3)(1-1/4)............(1-1/19)(1-1/20)
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Answered by
1
Answer:
1/20
Step-by-step explanation:
(1-1/2)(1-1/3)(1-1/4)............(1-1/19)(1-1/20)
(1/2)(2/3)(3/4)(4/5)...............(18/19)(19/20)
everything gets cancelled except 1 and 20
1/20
Answered by
0
Answer:1/20
Step-by-step explanation:
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