siennalongo1 siennalongo1
  • 23-03-2022
  • Mathematics
contestada

The area of a rectangular door is given by the trinomial x2 – 14x + 45. The door's width is
(x - 9). What is the door's length?

Respuesta :

soydawg56
soydawg56 soydawg56
  • 23-03-2022
Length = (x - 5)

Explanation:
Area
=
Width × Length
⇒
x
2
−
14
x
+
45
=
(
x
−
9
)
× Length
⇒
Length =
x
2
−
14
x
+
45
(
x
−
9
)

⇒
Length =
(
x
−
5
)
(
x
−
9
)
(
x
−
9
)

⇒
Length =
(
x
−
5
)
(
x
−
9
)
(
x
−
9
)

⇒
Length =
(
x
−
5
)
Answer Link

Otras preguntas

The animal which is harmed by the other one but not killed immediately: (a) Prey (b) Predator (c) Host (d) Parasite
Determine the general rule for the sequence 19;11;3;.....​
Metabolic rate is _____. See Concept 40.4 (Page) View Available Hint(s) Metabolic rate is _____. See Concept 40.4 (Page) determined when the organism is vigorou
What is the scale factor from ∆ABC to ∆DEF?​
What is the past tense of cost
in order for the parallelogram to be a rhombus x=
14x+7y represents the sum of the perimeters of two shapes. The perimeter of one body is defined by 3x−5y. Which expression means the perimeter of the other shap
Define sinA?Wrong answers will be reported .So please give correct answer.​
A silo in the shape of a cylinder is partially filled with corn to feed cows. The corn fills 25% of the height of the silo. What is the approximate volume of th
if x = 1 and y = 1 Then the value of x-y + xy is