9000010509
Level:
A
For \(x\in \mathbb{R}\),
\(x > 0\),
simplify the following expression.
\[
x\cdot \root{3}\of{x^{11}}
\]
\(x^{4}\root{3}\of{x^{2}}\)
\(x^{11}\root{3}\of{x}\)
\(x^{12}\root{3}\of{x}\)
\(x\root{3}\of{x}\)
Expressions with exponents and radicals
9000010503
Level:
B
For \(x\in \mathbb{R}\),
\(x > 0\),
simplify the following expression.
\[
\root{5}\of{x}\cdot \root{}\of{x}
\]
\(\root{10}\of{x^{7}}\)
\(\root{10}\of{x}\)
\(\root{5}\of{x^{2}}\)
\(\root{10}\of{x^{2}}\)
9000013503
Level:
B
Write the number \(\root{6}\of{3^{-3}}\)
as a power with a rational exponent.
\(3^{-\frac{1}
{2} }\)
\(3^{\frac{1}
{2} }\)
\(3^{2}\)
\(3^{-2}\)
9000010504
Level:
A
For \(x\in \mathbb{R}\),
\(x > 0\),
simplify the following expression.
\[
\root{3}\of{x^{2}} : \root{3}\of{x}
\]
\(\root{3}\of{x}\)
\(x\)
\(1\)
\(\root{9}\of{x}\)
9000013502
Level:
B
Simplify the expression \(0.5^{\frac{6}
{7} }\cdot 0.5^{-\frac{5}
{14} }\)
and write the result using a root.
\(\sqrt{0.5}\)
\(\root{7}\of{0.5}\)
\(\root{14}\of{0.5^{11}}\)
\(\root{14}\of{0.5}\)
9000010506
Level:
B
For \(x\in \mathbb{R}\),
\(x > 0\),
simplify the following expression.
\[
x\cdot \root{}\of{x}\cdot \root{3}\of{x}
\]
\(x\root{6}\of{x^{5}}\)
\(\root{6}\of{x^{3}}\)
\(\root{}\of{x}\)
\(x^{5}\root{6}\of{x^{5}}\)
9000010507
Level:
A
For \(x\in \mathbb{R}\),
\(x > 0\),
simplify the following expression.
\[
x^{3} : \root{}\of{x}
\]
\(x^{2}\root{}\of{x}\)
\(x^{3}\root{}\of{x}\)
\(\root{}\of{x^{3}}\)
\(\root{6}\of{x}\)
9000010510
Level:
B
For \(x\in \mathbb{R}\),
\(x > 0\),
simplify the following expression.
\[
\root{3}\of{x} : \root{6}\of{x}
\]
\(\root{6}\of{x}\)
\(\root{}\of{x}\)
\(\root{3}\of{x^{2}}\)
\(x\)
9000013501
Level:
B
Write the expression \(2^{\frac{3}
{4} }\)
in an equivalent form which does not contain a rational exponent.
\(\root{4}\of{2^{3}}\)
\(\root{4}\of{2}\)
\(\root{3}\of{2^{4}}\)
\(\root{4}\of{3^{2}}\)
9000013504
Level:
B
Simplify \(\sqrt{\root{4}\of{25}}\).
\(\root{4}\of{5}\)
\(\root{8}\of{5}\)
\(\root{4}\of{25}\)
\(\sqrt{5}\)