GMAT Practice Question Set #37 (Question 109-111)

Problem Solving Question #110: Square Root of Difference of Squares  
Time 0 0 : 0 0 : 0 0

If a > b > 0, then `sqrt(a^2 - b^2)` =










`(sqrt(a) + sqrt(b))(sqrt(a)-sqrt(b))`

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