soltmanc55
soltmanc55
07-08-2017
Mathematics
contestada
Solve 5y 2 = 405 9 ±9 ±81
Respuesta :
choixongdong
choixongdong
07-08-2017
5y^2 = 405
y^2 = 405/5
y^2 = 81
y = - 9 and y = 9
answer
±9
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