Math, asked by margamvasantha237, 10 months ago


(x + 2y + 4 {)}^{2}

Answers

Answered by HèrøSk
129

We know that,

  • ( a + b+ c )^2 = a^2 + b^2 + c^2 + 2ab + 2bc + 2ca

Now,

  •  x^2 + 4y^2 + 16 + 2 × x × 2y + 2 × 2y × 4 + 2 × 4 × x
  •  x^2 + 4y^2 + 16 + 4xy + 16y + 8x

hope it will helps you ✌️

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