How to evaluate the square root of a perfect square number ex 3, root(144)

The video tutorial explains how to evaluate the square root of 144 by understanding the concept of square roots, reviewing basic multiplication, and using prime factorization. It demonstrates breaking down 144 into its prime factors and finding pairs to calculate the square root, ultimately showing that the square root of 144 is 12.

What is the main question when evaluating the square root of a number?

• What number subtracted from itself gives the original number?

• What number added to itself gives the original number?

• What number divided by itself gives the original number?

• What number multiplied by itself gives the original number?

Which of the following is a step in the prime factorization of 144?

• Multiply by 5

• Divide by 3 continuously

• Subtract 10

• Divide by 2 continuously

What is the prime factorization of 144?

• 6 times 6 times 6 times 6

• 5 times 5 times 5 times 5

• 4 times 4 times 4 times 4

• 3 times 3 times 2 times 2 times 2 times 2

How do you find the square root of a number using its prime factors?

• Divide the number by its largest prime factor

• Add all the prime factors together

• Identify pairs of prime factors and multiply them

• Subtract the smallest prime factor from the largest

What is the square root of 144?

• 13

• 12

• 11

• 10