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 ( 49+ )
Otras preguntas
Find M angle P The diagram is not a scale
How does Creon justify treating the brothers so differently after their deaths?
Jim needs to put up a new fence around the outside of his yard. He bought 45 ft of fencing materials. He knows that the width of hid yard is 13.5 ft. What is th
In Hard Times by Charles Dickens, the scene in which Sissy and Bitzer are asked to define a horse shows that _____. nervousness prevents people from thinkin
Helllppppppppp meeeeee
Applied anthropologists who are trained in-------may work in the area of forensic investigations
I am first going to try finding the tangent line at this point: Take the derivative: dy/dx = (3x^2 - e^x)/2y Solve using (0, 1) dy/dx = (0 - 1)/6 = -1/6 I belie
Rearrange the formula m = x + y / 2 for y. A) y = 2mx B) y = 2m - x C) y = x - 2m D) y = 2m + x
Which product does the Krebs cycle require from the electron transport chain?
By 1970, Nixon and those who supported him believed that
