If (x + 1)(x + m) = x² + 4x + 2 then the value of l² +m² is

(x + 1)(x + m) = x² + 4x + 2 எனில் l² +m² ன் மதிப்பு

(A) 12

(B) 4

(C) 48

(D) 14

Ans (A) Click here to know clear explanation https://youtu.be/FyeqCH6JFb0

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