larkinc2946
28.10.2019 •
Mathematics
2x+y=4
y=1/2x-2
graph the system and write solution
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Ответ:
x³ + 27 which can be written as x³ + 3³
It is in the form of a³ + b³ = ( a + b) ( a² - ab + b²)
so
x³ + 3³
= (x+ 3) (x² - x * 3 + 3²)
= ( x + 3 ) ( x² - 3x + 9)
Hope this helps you.