2Make a change of variable, x = Py, that transforms the quadratic form 3x² + 14x₁x2 + 3x² into a quadratic form with no cross-product term. Give P and the new quadraticform.Which of the following matrices can be used as P in x= Py to produce a quadratic form with no cross product term?O A.1√211√√2 √√2OB.The corresponding quadratic form is y' Dy=(Simplify your answer.)√2 √2www√2 √2O C.√2 √211√2 √2OD.1·|-|1

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Make a change of variable, x= Py, that transforms the quadratic form 3x + 14x₁x2 + 3x3 into a quadratic form with no cross-product term. Give P and the new quadratic form. O A. Which of the following matrices can be used as P in x = Py to produce a quadratic form with no cross product term? O C. 1 1 √2 √2 [호회 1 1 √2 √2 1 √√2 1 √2 1 1 √√2 √2 OB. The corresponding quadratic form is y' Dy= (Simplify your answer.) 1 √2 √2 5- 3- C 1 √2 √2 5/-3/-0 2/31 - SI- OD.