Which of the following is an is equivalent to a - b ≥ a + b ? [ নিচের কোনটি  a - b ≥ a + b এর সমতাকৃত সমাধান ? ] 

A  a ≤ b 

B a ≤ 0

C b ≤ a

D b ≤ 0 

Solution

Correct Answer: Option D

এখানে, 

a - b ≥ a + b 

=> - b - b ≥ a - a 

=> -2b ≥  0 

 ∴ b ≤ 0 

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