riteshrammohan23 riteshrammohan23

25-02-2024
Mathematics

contestada

find the square of 105 without actual multiplication

Respuesta :

sangameplay7 sangameplay7

25-02-2024

Answer:

11025

Step-by-step explanation:

105^2=(100+5)^2

use formula (a+b)^2=a^2+b^2+2ab

=(100)^2+(5)^2+2(100)(5)

=10000+25+1000

=11025

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