# SOLUTION: Which equation below is the quadratic equation in standard form that results when you substitute u=x^-2 into the equation x^-4 -32+ 4x^-2 ? POssible Answers: (a) 1/u^2 - 4/u -

Algebra ->  Algebra  -> College  -> Linear Algebra -> SOLUTION: Which equation below is the quadratic equation in standard form that results when you substitute u=x^-2 into the equation x^-4 -32+ 4x^-2 ? POssible Answers: (a) 1/u^2 - 4/u -       Log On

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 Question 30238: Which equation below is the quadratic equation in standard form that results when you substitute u=x^-2 into the equation x^-4 -32+ 4x^-2 ? POssible Answers: (a) 1/u^2 - 4/u - 32=0 (b) u^2-4u-32=0 (c) u^4-4u^2-32=0 (d) u^-2 -4u +32=0 (e) 1/ u^2 + 4/u -32 = 0 Please be specific in which is the correct answer. Thanks!Answer by mukhopadhyay(490)   (Show Source): You can put this solution on YOUR website!x^-4 -32+ 4x^-2 =0 u=x^-2 =>u^2+4u-32=0 Standard form of quadratic equation is ax^2+bx+c=0 None of the given equations is correct. Check your problem please.