What is a radical expression?
ADD, SUBTRACT, MULTIPLY RADICALS EXPRESSIONS

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•
Mathematics
•
9th - 12th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A radical expression is an expression that includes a root, such as a square root, cube root, etc. For example, √x is a radical expression.
2.
FLASHCARD QUESTION
Front
How do you simplify √a + √a?
Back
You combine like terms: √a + √a = 2√a.
3.
FLASHCARD QUESTION
Front
What is the product of two radical expressions?
Back
To multiply two radical expressions, multiply the numbers outside the radicals and the numbers inside the radicals separately. For example, (√a)(√b) = √(ab).
4.
FLASHCARD QUESTION
Front
How do you add radical expressions?
Back
You can only add radical expressions that have the same index and radicand. For example, √2 + √2 = 2√2, but √2 + √3 cannot be simplified further.
5.
FLASHCARD QUESTION
Front
What is the process to subtract radical expressions?
Back
Similar to addition, you can only subtract radical expressions with the same index and radicand. For example, 3√2 - 2√2 = 1√2.
6.
FLASHCARD QUESTION
Front
How do you multiply a radical by a whole number?
Back
Multiply the whole number by the coefficient of the radical. For example, 3 * √2 = 3√2.
7.
FLASHCARD QUESTION
Front
What is the simplified form of √(a^2)?
Back
The simplified form is |a|, which represents the absolute value of a.
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