In Exercise 5.7, it is stated that (a + b) 1a + 1b 4 for every two positive real numbers
Chapter 5, Problem 5.8(choose chapter or problem)
In Exercise 5.7, it is stated that (a + b) 1a + 1b 4 for every two positive real numbers a and b. Does ittherefore follow that (c2 + d2) 1c2 + 1d2 42 for every two positive real numbers c and d?
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