chaisidney103 chaisidney103

20-02-2020
Mathematics

contestada

What is the solution set of 2x2 - 3x= 5?
{-1, -5/2}
{-1,5/2}
{1, -5/2}

Respuesta :

valerieulbrich valerieulbrich

31-07-2020

Answer:

{-1, 5/2}

Step-by-step explanation:

2x² - 3x = 5

2x² - 3x - 5 = 0

(2x - 5) (x + 1) = 0

2x - 5 = 0, therefore 2x = 5 and x = 5/2

x + 1 = 0, therefore x = -1

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