Square of 872

The square of a number is the product of the number itself. The square of 872 is 872 × 872. The square of a number always ends in 0, 1, 4, 5, 6, or 9. We write it in math as 872², where 872 is the base and 2 is the exponent. The square of a positive and a negative number is always positive. For example, 5² = 25; -5² = 25.

The square of 872 is 872 × 872 = 760384.

Square of 872 in exponential form: 872²

Square of 872 in arithmetic form: 872 × 872

The square of a number is multiplying the number by itself. So let’s learn how to find the square of a number. These are the common methods used to find the square of a number.

1. By Multiplication Method
2. Using a Formula
3. Using a Calculator

In this method, we will multiply the number by itself to find the square. The product here is the square of the number. Let’s find the square of 872.

Step 1: Identify the number. Here, the number is 872.

Step 2: Multiplying the number by itself, we get, 872 × 872 = 760384.

The square of 872 is 760384.

In this method, the formula, a² is used to find the square of the number. Where a is the number.

Step 1: Understanding the equation Square of a number = a²

a² = a × a

Step 2: Identifying the number and substituting the value in the equation.

Here, ‘a’ is 872. So: 872² = 872 × 872 = 760384

Using a calculator to find the square of a number is the easiest method. Let’s learn how to use a calculator to find the square of 872.

Step 1: Enter the number in the calculator. Enter 872 in the calculator.

Step 2: Multiply the number by itself using the multiplication button (×). That is 872 × 872.

Step 3: Press the equal to button to find the answer. Here, the square of 872 is 760384.

Tips and Tricks for the Square of 872

Tips and tricks make it easy for students to understand and learn the square of a number. To master the square of a number, these tips and tricks will help students.

• The square of an even number is always an even number. For example, 6² = 36.

• The square of an odd number is always an odd number. For example, 5² = 25.

• The last digit of the square of a number is always 0, 1, 4, 5, 6, or 9.

• If the square root of a number is a fraction or a decimal, then the number is not a perfect square. For example, √1.44 = 1.2.

• The square root of a perfect square is always a whole number. For example, √144 = 12.

• Perfect square: A number that is the square of an integer. For example, 4, 9, 16, 25, etc.

• Exponent: The number that indicates how many times the base is multiplied by itself. For example, in 2³, 3 is the exponent.

• Square number: A number that can be expressed as the product of an integer with itself.

• Even number: An integer that is divisible by 2 without any remainder. For example, 2, 4, 6, 8, etc.

• Multiplication: A mathematical operation where a number is added to itself a certain number of times. For example, 3 × 4 = 12.