tturk2014
tturk2014
07-05-2018
Mathematics
contestada
solve for x x^2+3x<28
Respuesta :
Matheng
Matheng
07-05-2018
x² + 3x < 28
x² + 3x - 28 < 0
(x+7)(x-4) < 0
the zeros will be at x = -7 and x =4
∴ the solution of inequality
x ∈ (-7,4)
See the attached figure
Answer Link
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