Dr. Rhonda gave a presentation at a conference. She asked the audience whether they had seen movies A, B,and C, and gathered the following numbers:223 people had seen A, 219 had seen B, 229 had seen C, 114 had seen A and B, 121 had seen A and C, 116 hadseen B and C, 54 had seen all three, and 21 had seen none of the three.How many people attended her presentation?4

Answered: Image /qna-images/answer/47dc076c-140c-4a8e-8c11-b57d216dc18d.jpg

Answered: Dr. Rhonda gave a presentation at a…

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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