Let U = {4, 5, 6, 7, 8, 9, 10, 11},  A = {5, 7, 9},  B = {4, 5, 8, 11}, and C = {4, 6, 10}. Find the following. (Enter your answers as a comma-separated list.) (A ∪ B) ∩ (B ∩ C')

Q: 1) -141, Vī, -8.5 , vZ , 1000

A: Since you have asked multiple questions in single request.so we will answering only first question.

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Q: - 7x – 4y = - 11 -8 -7 -6 -5 -4 -3 -2 -1, Į 2 3 4 5 6 7 8 -2 -3-

A: Plot the graph of -7x-4y=-11

Set Theory

Every field in the present world involves a set. The theory of sets was developed by German mathematician Georg Cantor while working on the “problems of trigonometric series”.