If a and b are real numbers and _a _ b_2 _ a2 _ b2, then a _ 0 or b _ 0 or a _ b _ 0
Chapter 0, Problem 16(choose chapter or problem)
If a and b are real numbers and _a _ b_2 _ a2 _ b2, then a _ 0 or b _ 0 or a _ b _ 0.
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