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Posted: **Wed May 11, 2022 10:03 pm**

: Let F R3 R2 And Ecr3 Be Given By F 21 22 23 2123 22 21 2 3 And By E 21 22 23 Er 15x1 X2 X3 1 (27.02 KiB) Viewed 22 times

Let f: R3 + R2 and ECR3 be given by f(21, 22, 23) = (2123 + 22, 21 – 2.3) and by E = {(21, 22, 23) ER’: 15x1 + x2 + x3 <2}. Decide if the set f(E) (the image of the set E under the function f) is compact in R2.