Question

using suitable identity find (4x + 3y)^2​

Answer 1

Answer:

Step-by-step explanation:

$:(x+y)^{2} =x^{2} +2xy+y^{2}\/\(4x+3y)^{2} \\x=4,x y=3y\\(4x)^{2} +2*4x*3y+(3y)^{2} \\16x^{2} +24xy+9y^{2}$

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