Which identity represents the difference of squares?

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Question: Which identity represents the difference of squares?

Options:

Correct Answer: a² - b² = (a + b)(a - b)

Solution:

The difference of squares is given by a² - b² = (a + b)(a - b).

Which identity represents the difference of squares?

Which identity represents the difference of squares?

Step 1: Understand what 'difference of squares' means. It refers to the subtraction of one square number from another.
Step 2: Identify the two square numbers. We can call them 'a squared' (a²) and 'b squared' (b²).
Step 3: Write the expression for the difference of squares. This is a² - b².
Step 4: Learn the formula that represents the difference of squares. It is a² - b² = (a + b)(a - b).
Step 5: Recognize that (a + b) and (a - b) are the factors of the difference of squares.

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