Simplifying Radicals and Solving Quadratic Equations

What is the square root of 9?

• 3

• 9

• 6

• 81

Which number is a perfect square?

• 20

• 18

• 16

• 22

What does a factor tree help to identify?

• Prime numbers

• Perfect squares

• Decimal values

• Multiplication tables

What is the simplified form of the square root of 48 using a factor tree?

• 8

• 6√2

• 2√12

• 4√3

How can the square root of 100 be simplified when multiplied by 4?

• 400

• 10

• 40

• 20

What is the result of simplifying the square root of 20?

• √4

• 4√5

• 5

• 2√5

What is the correct approach if an equation results in a negative number under a square root?

• No solution

• Use absolute values

• Multiply by -1

• Ignore the negative sign

What does the square root of a negative number indicate in basic algebra?

• Imaginary number

• No solution

• Negative root

• Error in calculation

How is the square root of 8 simplified?

• 2√2

• 8

• √4

• 4

What is the importance of practicing with square roots?

• To improve multiplication skills

• To prepare for complex equations

• To memorize square roots

• To ensure accuracy on tests