Question

value of 251^2-250^2​

Answer 1

Answer:

251^2=63001

250^2=62500

251 ^ 2 - 250 ^ 2

= 63001 -62500

= 501

Answer 2

251² - 250² = 501

Given :

The expression 251² - 250²

To find :

The value of the expression

Solution :

Step 1 of 2 :

Write down the given expression

The given expression is

251² - 250²

Step 2 of 2 :

Find the value of the expression

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

$\sf {251}^{2} - {250}^{2}$

$\sf = (251 + 250) \times (251 - 250)$

$\sf =501 \times 1$

$\sf = 501$

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