alexlevinson291 alexlevinson291

03-07-2020
Mathematics

contestada

Please help, I am lost with how to do this problem

Please help I am lost with how to do this problem class=

Respuesta :

winny62 winny62

03-07-2020

Answer:

u=-4/3 , u=-1

Step-by-step explanation:

[tex] {3u}^{2} + 7u + 4 = 0 \\ {3u}^{2} + 3u + 4u + 4 = 0 \\ 3u(u + 1) + 4(u + 1) = 0 \\ (3u + 4) = 0 \: and \: (u + 1) = 0 \\ 3u = - 4 \: and \: u = - 1 \\ therefore \: u = \frac{ - 4}{3} and \: u= - 1[/tex]

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