Question

27)Find the value of (998)^2 using identity
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Answer 1

Step-by-step explanation:

see the attachment mate hope it helps you

Answer 2

$= > {(998)}^{2}$

$= > {(1000 - 2)}^{2}$

$( Identity:{(x - y)}^{2} = ( {x}^{2} - 2xy + {y}^{2} ))$

$= > {((1000}^{2}) - (2)(1000)(2) + {(2)}^{2} )$

$= > 1000000 - 4000 + 4$

$= > 996004$

Hope this answer helps you ^_^ !