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If x is positive
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30 Jul 2021, 06:57
30 Jul 2021, 06:57
Expert Reply
00:00
Question Stats:
80% (01:15) correct
20% (02:27) wrong based on 10 sessions
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If x is positive and \(6-x^4=\frac{15}{16}\), then x =
A. \(\frac{81}{16}
\)
B. \(\frac{9}{10}\)
C. \(\frac{\sqrt{3}}{2}\)
D. \(\frac{2}{3}\)
E. \(\frac{3}{2}\)
A. \(\frac{81}{16}
\)
B. \(\frac{9}{10}\)
C. \(\frac{\sqrt{3}}{2}\)
D. \(\frac{2}{3}\)
E. \(\frac{3}{2}\)
If x is positive
[#permalink]
30 Jul 2021, 07:28
30 Jul 2021, 07:28
1
\(x > 0\)
\(6-x^4=\frac{15}{16}\)
\(x^4 = 6 - \frac{15}{16}\)
\(x^4 = \frac{81}{16}\)
\(x = \frac{3}{2}\)
Answer E
\(6-x^4=\frac{15}{16}\)
\(x^4 = 6 - \frac{15}{16}\)
\(x^4 = \frac{81}{16}\)
\(x = \frac{3}{2}\)
Answer E
gmatclubot
If x is positive [#permalink]
30 Jul 2021, 07:28
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