Helpful2gether
Helpful2gether
26-01-2017
Mathematics
contestada
How do I show that V=28x^2 - 2x^3
??
Respuesta :
TheHero
TheHero
26-01-2017
4y + 8x = 112
V = x*x*y= x^2y
y + 2 x = 28
y = 28 - 2x
V = x^2 (28-2x) = 28 x^2 - 2 x^3
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