NameNeverMatters NameNeverMatters

14-11-2020
Mathematics

contestada

HURRY! One of the roots of the equation [tex]5x^{2} -12x+c=0[/tex] is 5 times as big as the other root. Find the value of c.
NOT C=5.4

Respuesta :

xenia168 xenia168

14-11-2020

Answer:

c = 4

Step-by-step explanation:

x + 5x = 12/5

30x = 12

[tex]x_{1}[/tex] = 2/5

[tex]x_{2}[/tex] = 2

c = [(2/5)*2] * 5 = 4

(5x - 2)(x - 2) = 0

5x² - 12x + 4 = 0

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