Factorisation using identities
Last updated at Dec. 16, 2024 by Teachoo
Transcript
Ex 12.2, 1 Factorise the following expressions. (iii) 25𝑚^2 + 30m + 925𝑚^2 + 30m + 9 = 〖(5𝑚)〗^2+ 30𝑚+3^2 = 〖(𝟓𝒎)〗^𝟐+ (𝟐 × 𝟓𝒎 × 𝟑)+𝟑^𝟐 = 〖(5𝑚)〗^2+ 3^2+(2 × 5𝑚 × 3) = 〖(𝟓𝒎+𝟑)〗^𝟐