SOLUTION: Quesion: Which wquation below is the quadratic equation in standard form that results whsn you substitute u+x^-2 into the equation x^-4 -32 = 4x^-2 ?
Answers:
(a) 1/u^2 - 4/u -
Algebra.Com
Question 30332: Quesion: Which wquation below is the quadratic equation in standard form that results whsn you substitute u+x^-2 into the equation x^-4 -32 = 4x^-2 ?
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 =o
Answer by Cintchr(481) (Show Source): You can put this solution on YOUR website!
This is a duplicate of Question 30331 in Linear_Algebra
See the solution there.
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