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ADD, SUBTRACT, MULTIPLY RADICALS EXPRESSIONS

ADD, SUBTRACT, MULTIPLY RADICALS EXPRESSIONS

Assessment

Flashcard

Mathematics

9th - 12th Grade

Practice Problem

Hard

CCSS
8.NS.A.1

Standards-aligned

Created by

Wayground Content

FREE Resource

Student preview

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a radical expression?

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.

Tags

CCSS.8.NS.A.1

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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