Question

owery
:. Using suitable identity evalute the
following
47X53​

Answer 1

$\huge\star\underline{\mathtt\red{A}\mathtt\green{N}\mathtt\blue{S}\mathtt\purple{W}\mathtt\orange{E}\mathtt\pink{R}}\star\:$

47 × 53

=> ( 50 - 3 ) × ( 50 + 3 )

=> Using identity :- (a+b)(a-b) = a² - b²

=> (50)² - (3)²

=> 2500 - 9

=> 2491