Square of -5

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

The square of -5 is -5 × -5 = 25.

Square of -5 in exponential form: (-5)²

Square of -5 in arithmetic form: -5 × -5

The square of a number is obtained by multiplying the number by itself. Let's learn how to find the square of a number. These are the common methods used to find the square of a number.

• By Multiplication Method
• Using a Formula
• 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 -5.

Step 1: Identify the number. Here, the number is -5

Step 2: Multiplying the number by itself, we get, -5 × -5 = 25.

The square of -5 is 25.

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 -5 So: (-5)² = -5 × -5 = 25

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 -5.

Step 1: Enter the number in the calculator Enter -5 in the calculator.

Step 2: Multiply the number by itself using the multiplication button (×) That is -5 × -5

Step 3: Press the equal to button to find the answer Here, the square of -5 is 25. Tips and Tricks for the Square of -5 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.

• Integer: A whole number that can be positive, negative, or zero. For example, -5, 0, 3, 7.

• Exponent: The exponent is the number that represents the power to which the base number is raised. For example, in ², 2 is the exponent.

• Perfect Square: A number that is the square of an integer. For example, 25 is a perfect square because it is 5².

• Square Root: The square root is the inverse operation of squaring a number. It is a number which when multiplied by itself gives the original number.

• Arithmetic Form: The representation of mathematical operations using basic arithmetic symbols. For example, -5 × -5 for the square of -5.