Ответ:
Если a > b , то ( a - b ) > 0 и | a - b | = a - b .
[tex]\bf \sqrt{(a-b)^2}-\sqrt[3]{\bf (b-a)^3}=|a-b|-(b-a)=a-b-b+a=2a-2b=2(a-b)[/tex]
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Ответ:
Если a > b , то ( a - b ) > 0 и | a - b | = a - b .
[tex]\bf \sqrt{(a-b)^2}-\sqrt[3]{\bf (b-a)^3}=|a-b|-(b-a)=a-b-b+a=2a-2b=2(a-b)[/tex]