3
QuizMultiple Choice
Radical Equations and Extraneous Roots
Question 3 of 7 • NC-Math 2 CR
To rationalize the denominator of , you should multiply the expression by which fraction?
Answer
A
StartFraction 5 + StartRoot 7 EndRoot Over 9 minus StartRoot 14 EndRoot EndFraction
B
StartFraction 9 minus StartRoot 14 EndRoot Over 9 minus StartRoot 14 EndRoot EndFraction
C
StartFraction 9 + StartRoot 14 EndRoot Over 9 + StartRoot 14 EndRoot EndFraction
D
StartFraction StartRoot 14 EndRoot Over StartRoot 14 EndRoot EndFraction