(c) (i) Express [(XnY)ªu (X – Y)] in its simplest form.(ii) Solve the equation x² + x³ - 21x² -x+ 20 = 0.(d) Sketch the graph of the function f(x) = |3x+1| +2, showing clearly the point at which thegraph cuts the y-axis.

To express X∩Yc∪X-Yc in its simple form.

Math

Advanced Math

(c) (i) Express [(XnY)ªu (X – Y)] in its simplest form. (ii) Solve the equation x² + x³ - 21x²-x+ 20 = 0.

College Algebra

7th Edition

ISBN:9781305115545

Author:James Stewart, Lothar Redlin, Saleem Watson

Publisher:James Stewart, Lothar Redlin, Saleem Watson

Chapter3: Polynomial And Rational Functions

Section3.1: Quadratic Functions And Models

Problem 1E: To put the quadratic function f(x)=ax2+bx+c in standard form, we complete the ________________.

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Question

(c) (i) Express [(XnY)ªu (X – Y)] in its simplest form.
(ii) Solve the equation x² + x³ - 21x² -x+ 20 = 0.
(d) Sketch the graph of the function f(x) = |3x+1| +2, showing clearly the point at which the
graph cuts the y-axis.

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