Question

using suitable identity value find the answer of 98 * 103

Answer 1

Hey bro!!

Here is ur answer!!

Hope u will like it!!

98*103

(100-2)(100+3)

Identity: (a+b)(a+c)= a²+(b+c)a+(b×c)

100²+(-2+3)100+(-2×3)

10000+(1)100+(-6)

10000+100-6

10094

Thank u!!

Answer 2

hlo

97 × 103

( 100 - 3 ) ( 100 + 3 )

( a - b ) ( a + b ) = a² - b²

(100)² - (3)²

10000 - 9

9991 ✔✔✔

hope it helps.....