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Grade 128 grade maths

Use a suitable identity to get each of the following products.
( 𝟏/𝟐 𝒙 + πŸ‘/πŸ’ π’š)( 𝟏/𝟐 𝒙 + πŸ‘/πŸ’ π’š)

Profile image of Pawan Prajapati
5 Years agoGrade 12
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1 Answer

Profile image of Harshit Singh
5 Years ago
Dear Student

( 𝟏/𝟐 𝒙 + πŸ‘/πŸ’ π’š)( 𝟏/𝟐 𝒙 + πŸ‘/πŸ’ π’š)= (𝟏/πŸπ’™+πŸ‘/πŸ’π’š)^𝟐
= (x^2/4) + (9y^2/16) + (3xy/4)
Using (a+b)^2= a^2+ b^2+ 2ab

Thanks

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