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  Discussion about math, puzzles, games and fun.   Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ • π ƒ -¹ ² ³ °

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#1 2019-12-02 23:10:04

alex77
Member
Registered: 2019-12-02
Posts: 8

Hard exercise with positive terms

https://ibb.co/CmVWqm1

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#2 2019-12-10 02:55:18

alex77
Member
Registered: 2019-12-02
Posts: 8

Re: Hard exercise with positive terms

No one?

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#3 2019-12-12 19:24:18

George,Y
Member
Registered: 2006-03-12
Posts: 1,372

Re: Hard exercise with positive terms

I suggest you first thing first, simplify the fraction

i.e. k^(1/3)/k^2 = k^(-5/3)

Then you can try add them together?


X'(y-Xβ)=0

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