Question

                                                   2
2) Dada as função g(x) = - 3x - 5x + 1



g(x) = 1

Answer 1

2) Dada as função g(x) = - 3x² - 5x + 1

g(x) = 1

1 = - 3x² - 5x + 1

1 - 1 = - 3x² - 5x

0 = - 3x² - 5x (-1)

0 = 3x² + 5x

3x² + 5x = 0

x.(3x + 5) = 0

x = 0

3x + 5 = 0

3x = - 5

x = - 5/3

R.: { 0 ; - 5/3 }