What is the result of $$\sqrt{a^2}$$ ?

$$|a|$$ (the absolute value of a)

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Math

Algebra

Adding And Subtracting Radicals

6.20: Adding And Subtracting Radicals

6.20: Adding and Subtracting Radicals

Flashcard

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Mathematics

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9th - 12th Grade

•

Practice Problem

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Hard

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FLASHCARD QUESTION

Front

What is the result of $-3\sqrt{2} + 5\sqrt{18}$ ?

Back

$12\sqrt{2}$

FLASHCARD QUESTION

Front

What is the Quotient Rule for exponents?

Back

$\frac{a^x}{a^y} = a^{x-y}$

FLASHCARD QUESTION

Front

How many real fifth roots does 1,024 have?

Back

1 real

FLASHCARD QUESTION

Front

What is the result of $-5\sqrt{18} + 3\sqrt{2}$ ?

Back

$-12\sqrt{2}$

FLASHCARD QUESTION

Front

What is the result of $-13\sqrt{11} - 13\sqrt{11}$ ?

Back

$-26\sqrt{11}$

FLASHCARD QUESTION

Front

Define a radical expression.

Back

An expression that includes a root, such as a square root or cube root.

FLASHCARD QUESTION

Front

What is the simplified form of $\sqrt{18}$ ?

Back

$3\sqrt{2}$

FLASHCARD QUESTION

Front

What is the sum of $2\sqrt{3} + 3\sqrt{3}$ ?

Back

$5\sqrt{3}$

FLASHCARD QUESTION

Front

What is the difference of $4\sqrt{5} - 2\sqrt{5}$ ?

Back

$2\sqrt{5}$

10.

FLASHCARD QUESTION

Front

What is the product of $\sqrt{2} \cdot \sqrt{8}$ ?

Back

$4$

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