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Sub 505 (Easy)|   Algebra|   Roots|      
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Bunuel
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If x^(1/3) = 3 and x = y^(1/2), what is the value of y ? 10 Dec 2018, 00:26
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E
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Difficulty:

5% (low)

Question Stats:

87% (00:56) correct 13% (01:04) wrong based on 118 sessions

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If \(\sqrt[3]{x} = 3\) and \(x = \sqrt{y}\), what is the value of \(y\)?

A. 9
B. 27
C. 81
D. 243
E. 729
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E
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KSBGC
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If x^(1/3) = 3 and x = y^(1/2), what is the value of y ? 10 Dec 2018, 00:34
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Bunuel
If \(\sqrt[3]{x} = 3\) and \(x = \sqrt{y}\), what is the value of \(y\)?

A. 9
B. 27
C. 81
D. 243
E. 729
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\(\sqrt[3]{x} = 3\)

x = 27

we are looking for the value of y

\(x = \sqrt{y}\)

y = 27 * 27

y = 729.

E is our answer.
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If x^(1/3) = 3 and x = y^(1/2), what is the value of y ? 10 Dec 2018, 03:41
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Bunuel
If \(\sqrt[3]{x} = 3\) and \(x = \sqrt{y}\), what is the value of \(y\)?

A. 9
B. 27
C. 81
D. 243
E. 729
Show more


m]\sqrt[3]{x} = 3[/m]

x has to be 27
and
\(x = \sqrt{y}\)

squaring both sides we would be get y = 27^2 = 729 IMO E
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