) Resolver la ecuacion
5(2x² - 6x + 4) + 4(5x²- 5 + 6x) = 0
5(2x² - 6x + 4) + 4(5x²- 5 + 6x) = 0
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5(2x² - 6x + 4) + 4(5x²- 5 + 6x) = 0
10x² - 30x + 20 + 20x²- 20 + 24x = 0
10x² + 20x² - 30x + 24x + 20 - 20 = 0
30x²- 6x = 0
6x(5x - 1) = 0
6x = 0 5x - 1 = 0
x = 0/6 5x = 1
x = 0 x = 1/5
CS = (0 ; 1/5)
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