Examlex
For the function as defined that is one-to-one, graph f and f-1 on the same axes.
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Parentheses
Curved symbols used in writing to enclose a word, phrase, or number that adds extra information or clarifies something.
Calculations
The process of computing or determining the results using mathematical or logical methods on numerical data.
Indicate
To point out or show something.
Join
A database operation that combines rows from two or more tables based on a related column between them.
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Q419: Let <span class="ql-formula" data-value="\mathrm {