ticobmil54ovyt91 ticobmil54ovyt91

13-02-2018
Mathematics

contestada

The product of the roots of the equation x^2 + x = 2 is:
A. -2
B. 0
C. 1

Respuesta :

grujan50 grujan50

13-02-2018

Correct answer is A. -2 why
x^2+x-2=0 => x^2+2x-x-2=0 => x(x+2)-(x+2)=0 => (x+2) (x-1)=0 =>
x+2=0 or x-1=0 => x1=-2 and x2=1 => x1 * x2 = 1* (-2)= -2

Answer Link

robinvalenzuela333 robinvalenzuela333

15-02-2019

Answer:

-2

Step-by-step explanation:

Answer Link

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