danierx
danierx
15-03-2016
Mathematics
contestada
what are the values of x when x^2+x-6=-4
Respuesta :
Аноним
Аноним
15-03-2016
x2
+x
−6
=
−4
At first ubtract -4 from both sides.
x2
+x
−6
−
(
−4
)
=
−4
−
(
−4
)
x2
+x
−2
=0
the factor left side of equation.
(
x−1
)
(
x+2
)
=0
factors equal to 0.
x−1
=
0 or
x
+2
=0
x=
1 or
x
=
−2
Answer Link
VER TODAS LAS RESPUESTAS ( 77+ )
Otras preguntas
Can some one explain to me wht to do plz!!!
When Tan refers to her public speech as filled with "carefully wrought grammatical phrases." She means
for a given species, an increased evolutionary rate would cause a decrease in what
Silence in this case will be eminently -- golden. Which kind of figurative language is found in the selected line? A) simile B) metaphor C) hyperbole D) e
Why do you need to find zero in a polynomial function????
the united states of america consists of 50 and _____ territoriesA. 2B. 3C. 4D. 5
i need to know the answers by tomorrow
Which type of invader best symbolizes the fear of unknown technology and weapons? A. zombies B. Martins C. vampires D. Giants
Pleaseee helpppppp :(
What impact did the appeasement policy have on german aggression? a. it reduced aggression. b. it encouraged more aggression. c. it brought peace to europe.
