# Ethiopian Technical University True Value of Real Numbers Exercises

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Ethiopian Technical University.
Faculty of common courses and computational science
Department of Mathematics and computational science
April 25, 2020
Basic Mathematics (Math 1101)
Group Assignment 1 (1%)
1. Given; Q(x, y): x < y Determine the truth value of each of the following, if the universe is the set of real numbers. a) (3x) Wy)(Q(x, y) b) (x) (Ey) Q(x, y) 2. Check the validity If Mathematics is a good subject, then it is worth I earning. Either the grading system is not fair or Mathematics is not worth learning. But the grading system is fair. Therefore, Mathematics is not a good subject. 3. Show that the equation 13+23+33 + ....... + n2 = n2 (n+1), ne N 4. Write as a form of (as a fraction) form a periodic number 10.412 5. Find the multiplicative inverse of Z= (2-1)(5+2i) in the form of x+yi Purchase answer to see full attachment Tags: real numbers truth value Multiplicative inverse granding system periodic number User generated content is uploaded by users for the purposes of learning and should be used following Studypool's honor code & terms of service.

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