Problem 3
Question
Simplify. $$ \sqrt{64} $$
Step-by-Step Solution
Verified Answer
The square root of 64 is 8.
1Step 1: Identify the expression inside the square root
The given expression is \( \sqrt{64} \). Here, the number inside the square root is 64.
2Step 2: Find the square root of the number
The square root of 64 is the number that, when multiplied by itself, gives 64. We need to determine this number.
3Step 3: Calculate the square root
Since 8 multiplied by 8 equals 64 \(8 \times 8 = 64\), we conclude that the square root of 64 is 8.
Key Concepts
simplifying square rootselementary algebrabasic arithmetic operations
simplifying square roots
Simplifying square roots might sound complex, but it can be straightforward once you break it down into simple steps. The square root of a number is a value that, when multiplied by itself, gives the original number.
For example, the square root of 64 is written as \( \sqrt{64} \). To simplify this, we need to find a number that, when squared (multiplied by itself), equals 64.
After a bit of thinking, we recall that \( 8 \times 8 = 64 \), meaning 8 is a perfect square root of 64. Therefore, \( \sqrt{64} = 8 \).
Breaking down square roots into their simplest form helps in various areas of mathematics, including equations, problem-solving, and geometry.
For example, the square root of 64 is written as \( \sqrt{64} \). To simplify this, we need to find a number that, when squared (multiplied by itself), equals 64.
After a bit of thinking, we recall that \( 8 \times 8 = 64 \), meaning 8 is a perfect square root of 64. Therefore, \( \sqrt{64} = 8 \).
Breaking down square roots into their simplest form helps in various areas of mathematics, including equations, problem-solving, and geometry.
elementary algebra
Elementary algebra involves basic operations and understanding of algebraic expressions. Simplifying square roots is a significant part of it. Let's recapture our example: \( \sqrt{64} \).
In algebra, we often simplify expressions to make them easier to work with. When dealing with square roots, make sure you recognize numbers that form perfect squares, like 4, 9, 16, 25, 36, 49, and 64.
Being able to quickly identify these numbers and their roots can speed up your work.
For instance, knowing that \( \sqrt{64} = 8 \) can allow you to easily solve equations that include square roots by substitution and finding values. This skill is foundational in algebra and essential for progressing to more advanced math topics.
In algebra, we often simplify expressions to make them easier to work with. When dealing with square roots, make sure you recognize numbers that form perfect squares, like 4, 9, 16, 25, 36, 49, and 64.
Being able to quickly identify these numbers and their roots can speed up your work.
For instance, knowing that \( \sqrt{64} = 8 \) can allow you to easily solve equations that include square roots by substitution and finding values. This skill is foundational in algebra and essential for progressing to more advanced math topics.
basic arithmetic operations
Basic arithmetic operations form the building blocks of simplifying square roots. It involves addition, subtraction, multiplication, and division. Let's focus on multiplication, as it is directly related to our example: \( \sqrt{64} \).
When simplifying square roots, multiplication helps us identify the root. For 64, knowing that \( 8 \times 8 = 64 \) quickly leads us to the solution \( \sqrt{64} = 8 \).
Practicing multiplication with various numbers helps you recognize these relationships faster. Knowing your multiplication tables by heart can significantly ease working with square roots and other algebraic operations.
Keep practicing multiplication with perfect squares like 9, 16, 25, and 36, and you'll become more competent with simplifying square roots and solving algebraic problems.
When simplifying square roots, multiplication helps us identify the root. For 64, knowing that \( 8 \times 8 = 64 \) quickly leads us to the solution \( \sqrt{64} = 8 \).
Practicing multiplication with various numbers helps you recognize these relationships faster. Knowing your multiplication tables by heart can significantly ease working with square roots and other algebraic operations.
Keep practicing multiplication with perfect squares like 9, 16, 25, and 36, and you'll become more competent with simplifying square roots and solving algebraic problems.