raytaygirl
15.08.2020 •
Chemistry
Two new elements were discovered element X was placed in group VIA and element Y was placed in group VIIA. Together they formed XY4. The compound has total valence electrons and electron geometry plus molecular geometry and when its polarity was tested, it was determined that the compound is .
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Ответ:
Step-by-step explanation:
the 2nd line can be rewritten as y < x-3
So, any value that is less than both 4x+4 and x-3 will work
Pick any value you want for x, and figure y possibilities
x=0; x-3=-3, 4x+4=4, so y<-3 ... (0,-5) will work
I'm sure you can now come up with other pairs.