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![([[81(x^7)]^1/2]/[9x^4]^1/2) - [(162x^5)^1/2]/(27x^6) = ?](/forum/styles/gmatclub_light/imageset/icon_post_target_unread.svg "([[81(x^7)]^1/2]/[9x^4]^1/2) - [(162x^5)^1/2]/(27x^6) = ?"){kind=icon}
07 Oct 2021, 05:15
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C
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
35%
(medium)
Question Stats:
80% (02:53) correct
20%
(03:21)
wrong
based on 184
sessions
History
Date
Time
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Not Attempted Yet
\(\frac{\sqrt[3]{81x^7}}{\sqrt{9x^4}} - \frac{\sqrt{162x^5}}{\sqrt[3]{27x^6}}=?\)
(A) \(3x^3 - \frac{1}{3}\)
(B) \(\sqrt[3]{2x} - 3\)
(C) \(\sqrt[3]{3x} - 3 \sqrt{2x}\)
(D) \(3x^2 -\sqrt{2}\)
(E) \(9x - \sqrt{3}\)
(A) \(3x^3 - \frac{1}{3}\)
(B) \(\sqrt[3]{2x} - 3\)
(C) \(\sqrt[3]{3x} - 3 \sqrt{2x}\)
(D) \(3x^2 -\sqrt{2}\)
(E) \(9x - \sqrt{3}\)
07 Oct 2021, 06:12
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Correct Option C
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03 Nov 2021, 07:54
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