Question

using the property of squares, find the value of 24 square - 23 square

Answer 1

Answer:

47

Step-by-step explanation:

(a^2-b^2)=(a+b)(a-b)

(24+23)(24-23)

=47×1=47

Answer 2

24² - 23² = 47

Given :

The expression 24² - 23²

To find :

The value of the expression

Identity Used :

a² - b² = ( a + b ) ( a - b )

Solution :

Step 1 of 2 :

Write down the given expression

The given expression is

24² - 23²

Step 2 of 2 :

Find the value of the expression

Use the formula a² - b² = ( a + b ) ( a - b )

$\sf {24}^{2} - {23}^{2}$

$\sf = (24 + 23) \times (24 - 23)$

$\sf = 47 \times 1$

$\sf = 47$

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