trainwreckfosh trainwreckfosh

16-09-2020
Mathematics

contestada

Anyone got the answer or know how to do this? I forgot the formulas.

Anyone got the answer or know how to do this I forgot the formulas class=

Respuesta :

ChoiSungHyun ChoiSungHyun

16-09-2020

Step-by-step explanation:

(x - 1)(x + 2) < 18

x^2 + x - 2 < 18

x^2 + x - 20 < 0

(x - 4)(x + 5) < 0

Hence, -5 < x < 4.

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