Simplify and Square Radicals

Simplify:

• A

• B

• C

• D

Read the question carefully and choose the correct answer.

• A

• B

• C

• D

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• 
• 
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Explain why the radical expression is or is NOT in simplified form?

• The expression is simplified because the radicand contains no fractions

• The expression is simplified because the radicand has no​ perfect-square factors other than 1.

• The expression is not in simplified form because a radical appears in the denominator of a fraction.

• The expression is not simplified because it contains a fraction.

Simplify the following radical expression: \sqrt{242}

• Carlo did not make a mistake.

• He should have taken the square root of 16 instead of writing 16.
  

• He should have recorded the exponent on the variable k as 4 instead of 3.

Which value can be placed under the radical symbol to make this statement true? \sqrt[3]{??}=5\sqrt[3]{7}

• 35

• 245

• 875

• 1715