The problem on the left (rationalizing radicals) "negative 6 over the fourth root of X".  why is it that when multiplying here you need to multiply by the conjugate of the fourth root of x (x ^3/4) and not multiply the numerator and denominator by the denominator (the fourth root of x)?

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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 The problem on the left (rationalizing radicals) "negative 6 over the fourth root of X". 

why is it that when multiplying here you need to multiply by the conjugate of the fourth root of x (x ^3/4) and not multiply the numerator and denominator by the denominator (the fourth root of x)?

 sorry if this is wordy

-6
2. 3
ス,3
why the condugate?
ard rot I Ser
-- 6
XA
Transcribed Image Text:-6 2. 3 ス,3 why the condugate? ard rot I Ser -- 6 XA
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