Problem 4.4. consider the real function f(r) = r2 - 1. calculate each of the following. (1) the image/value of 5 under f. (2) all the pre-images of 15 under f, if they exist. (3) all the arguments associated with the value 20, if they exist. (4) all the pre-images of -10 under f, if they exist. hint. this is straight forward. just be careful with the terminologies. c..d.. th falloninga olaim ae wall ae tha "nronf

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step-by-step explanation:

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think about the doctor who treated the major and the speaker in the short story "in another country." put yourself in the shoes of the doctor, and based on what you read in the story, write what you think his thoughts about the major and the speaker would be. use the following vocabulary in your response and change the form of these words as needed: detached resign withered