brad31
brad31
04-05-2017
Mathematics
contestada
What is the answer please
Respuesta :
Alishameeks
Alishameeks
04-05-2017
If
a ≥ 0
then
√a
denotes the non negative square root of
a
.
(x-9)^2 = (-(x-9))^2
So both
x−9
and
−
(x−9)
are square roots of
(x−9)
2
, but we want to pick whichever is non negative.
x−9
|
does that for us.
Answer should be √
(x-9)^2) = x-9
Answer Link
VER TODAS LAS RESPUESTAS ( 94+ )
Otras preguntas
What is propaganda and when is it used
Hey u! I need help simplify this expression
describe some people in the crowd present at public event
The graph of the function f(x) =4 square root x is shown. what is the domain of the function?
Establishing helps to set a purpose for a formal discussion. It is also important to create such as moderator, for participants. Creating helps everyone underst
To prepare for an upcoming basketball tournament, Coach Somers keeps track of the number of points scored by each player on the team for various minutes played
How do you graph x-y=1 and 3x+2y=-12
solve for x, x+3y=-3
which expression represents five more than one-third y?
If f(x) = x3 and g(x) = 2x + 7, what is f(g(x)] when g(x) = -1?
