Rational Exponents (Grade 10 NSC Matric Mathematics): Quizzes

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Rational Exponents
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10 questions from this quiz

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What do rational exponents represent?

Both power and root operations combined

What does a1na^{\frac{1}{n}} represent?

The nth root of aa

In a rational exponent mn\frac{m}{n}, what does the denominator tell you?

Which root to take

In a rational exponent mn\frac{m}{n}, what does the numerator tell you?

Which power to apply

What is a12a^{\frac{1}{2}} equivalent to?

a\sqrt{a}

Which expression is equivalent to amna^{\frac{m}{n}}?

amn\sqrt[n]{a^m}

When multiplying x13×x23x^{\frac{1}{3}} \times x^{\frac{2}{3}}, what do you do with the exponents?

Add them

What is the value of x0x^0?

11

What is a helpful first step when simplifying decimals with rational exponents?

Convert the decimal to a fraction

What is 3x14×2x−143x^{\frac{1}{4}} \times 2x^{-\frac{1}{4}} simplified?

66

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