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OpenStudy (anonymous):
Can someone please giving me a step by step walk through with this equation by reducing it to the quadratic form? 4x^-2 - x^-1 - 5=0
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OpenStudy (anonymous):
replace \(x^{-1}\) by \(u\) making \(x^{-2}=u^2\)
OpenStudy (anonymous):
the "quadratic form" is now \[4u^2-u-5=0\]
OpenStudy (anonymous):
Thank You so much!
OpenStudy (anonymous):
yw
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