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Factorise the following expressions. 25m^2 + 30m + 9

Factorise the following expressions.
25m^2 + 30m + 9 

Grade:12

1 Answers

Harshit Singh
askIITians Faculty 5963 Points
3 years ago
Dear Student

25m^2 + 30m + 9
= (5m)^2-2 × 5m × 3+3^2
= (5m+3^)2
Using identity: (x+y)^2= x^2+2xy+y^2

Thanks

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