Unit 5 Review - Rational Exponents and Radical Functions PART 2

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What is a rational exponent?

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How do you solve the equation @@ oot{2}{2x} + 4 = 0@@?

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This equation has no solution because the square root of a number cannot be negative.

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What is the process to isolate a square root in an equation?

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To isolate a square root, subtract or add any constants on the same side of the equation, then square both sides to eliminate the square root.

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What is the definition of a radical function?

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A radical function is a function that contains a variable within a radical (root) symbol, such as @@f(x) = oot{n}{x}@@.

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What is the result of @@ oot{2}{x^2}@@?

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What is the relationship between rational exponents and radicals?

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Rational exponents can be expressed as radicals; for example, @@x^{rac{m}{n}} = oot{n}{x^m}@@.

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How do you solve the equation @@6 + oot{6 - 15x} = 15@@?

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