D1 linear programming
https://d26717c226ccd62f68563058e0b0bc346afeda6c.googledrive.com/host/0B1ZiqBksUHNYUTZSc0psc0x6UUk/Edexcel-Set-1/D1%20Linear%20programming%20-%20Graphical.pdf
Question 2, why does the inequality 3x<=2y get shaded underneath the graph?
Rearranging gives y>= 3/2 x therefore shade under?
Question 2, why does the inequality 3x<=2y get shaded underneath the graph?
Rearranging gives y>= 3/2 x therefore shade under?
Original post by iMacJack
https://d26717c226ccd62f68563058e0b0bc346afeda6c.googledrive.com/host/0B1ZiqBksUHNYUTZSc0psc0x6UUk/Edexcel-Set-1/D1%20Linear%20programming%20-%20Graphical.pdf
Question 2, why does the inequality 3x<=2y get shaded underneath the graph?
Rearranging gives y>= 3/2 x therefore shade under?
Question 2, why does the inequality 3x<=2y get shaded underneath the graph?
Rearranging gives y>= 3/2 x therefore shade under?
Your answer is correct, the markscheme is wrong. (Or there is a typo in the question, such that both inequalities as given to you should be the other way round).
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