Ответ:
в)
[tex]{5}^{ - 1} = \frac{1}{5} [/tex]
г)
[tex] {b}^{ - 1} = \frac{1}{b} [/tex]
д)
[tex](x + y) ^{ - 1} = \frac{1}{x + y} [/tex]
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Ответ:
в)
[tex]{5}^{ - 1} = \frac{1}{5} [/tex]
г)
[tex] {b}^{ - 1} = \frac{1}{b} [/tex]
д)
[tex](x + y) ^{ - 1} = \frac{1}{x + y} [/tex]