21. If (2-/3 is a root of a polynomial with integer coefficients, which of the following must be another root? A 2/3 B 3-2 2+3 D 3- /2 22. Which is a list of all the roots of x +3x = 28x? А -7, 0, 4 4,0, B - 7 С 4,7 D - C. 4,1,7 ABCD

21. If (2-/3 is a root of a polynomial with integer coefficients, which of the following must be another root? A 2/3 B 3-2 2+3 D 3- /2 22. Which is a list of all the roots of x +3x = 28x? А -7, 0, 4 4,0, B - 7 С 4,7 D - C. 4,1,7 ABCD

Algebra and Trigonometry (6th Edition)

6th Edition

ISBN:9780134463216

Author:Robert F. Blitzer

Publisher:Robert F. Blitzer

ChapterP: Prerequisites: Fundamental Concepts Of Algebra

Section: Chapter Questions

Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...

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Question

21. If (2-/3 is a root of a polynomial with integer
coefficients, which of the following must be
another root?
A 2/3
B 3-2
2+3
D 3- /2
22. Which is a list of all the roots of x +3x = 28x?
А -7, 0, 4
4,0,
B - 7
С 4,7
D -
C.
4,1,7
ABCD

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