whoknows12
whoknows12
25-05-2018
Mathematics
contestada
solve using quadratic equations
Respuesta :
ktreyb
ktreyb
25-05-2018
4x² - 9x² + 5 = 0
4x² - 4x - 5x + 5 = 0
4x(x - 1) - 5(x - 1) = 0
(4x - 5)(x - 1) = 0
Set each binomial equal to zero.
4x - 5 = 0
4x = 0 + 5
4x = 5
x = 5/4
x - 1 = 0
x = 0 + 1
x = 1
Your solutions are
x = 1, 5/4
Answer Link
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