Math, asked by ann270209, 10 months ago

Find the product using suitable property. 84 X 9
Please explain in detail

Answers

Answered by kamalkashyap12

1

I AM EXPLAINING YOU BIT YOUARK BRAINLIST

= 84 x 9

=3 x 7 x4 x3 x3

= 27x 28

= ( 27.5-0.5) ( 27.5+ 0.5)

= 27.5^2 - 0.5^2

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