-7√2 = -√2*7² = -√2*49 = -√98
-5√3 = -√3*5² = -√3*25 = -√75
-4√5 = -√5*4² = - √5*16 = -√80
-√98 < -√80 < -√75
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-7√2 = -√2*7² = -√2*49 = -√98
-5√3 = -√3*5² = -√3*25 = -√75
-4√5 = -√5*4² = - √5*16 = -√80
-√98 < -√80 < -√75