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musickatia [10]
2 years ago
8

The line segment determined by A(4,7) and B(2, 9) along <0, –2>

Mathematics
1 answer:
Arlecino [84]2 years ago
4 0

The endpoints of the image are A'(x,y) = (4,5) and B'(x,y) = (2,7), respectively.

Note - The statement is incomplete. Complete description is shown below:

<em>The line segment determined by </em>A(4,7)<em> and </em>B(2,9)<em> is translated along </em>\langle 0, -2\rangle<em>. Determine the endpoints of the image of the line segment AB.</em>

Vectorially speaking, the translation of a point is defined by this formula:

P'(x,y) = P(x,y) + T(x,y) (1)

Where:

  • P(x,y) - Original point.
  • P'(x,y) - Resulting point.
  • T(x,y) - Translation.

Now we proceed to calculate the endpoints of the image:

Point A

A'(x,y) = A(x,y) + T(x,y)

A'(x,y) = (4,7) + (0,-2)

A'(x,y) = (4,5)

Point B

B'(x,y) = B(x,y) + T(x,y)

B'(x,y) = (2,9) + (0,-2)

B'(x,y) = (2,7)

The endpoints of the image are A'(x,y) = (4,5) and B'(x,y) = (2,7), respectively.

We kindly invite to see this question on translations: brainly.com/question/12463306

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Find the slope of the ordered pair. A(4,6) B(5,8)
andrezito [222]

Answer:

<h2>The slope is 2</h2>

Step-by-step explanation:

Step one:

we are required to find the slope of the given data points

A(4,6) B(5,8)

hence the x and y values correspond to

x1=4

y1=6

x2=5

y2=8

Step two:

Required is the slope which is

slope= y2-y1/x2-x1

Slope=8-6/5-4

Slope= 2/1

<em><u>Hence the slope of the ordered pair is 2</u></em>

3 0
3 years ago
Una torre de 28.2 m de altura esta situada a la orilla de un rio, desde lo alto del edificio el ángulo de depresión a la orilla
Svet_ta [14]

Answer:

El ancho del río es 59.9 metros.

Step-by-step explanation:

El ancho del río lo podemos calcular con la siguiente relación trigonométrica asumiendo que la torre forma un triángulo rectángulo con el río:

tan(\theta) = \frac{CO}{CA}

En donde:

CA: es el cateto adyacente = Altura de la torre = 28.2 m

CO: es el cateto opuesto = ancho del río =?

θ: es el ángulo adyacente a CA

Dado que el ángulo de depresión (25.2°) está ubicado fuera de la parte superior de la hipotenusa del triángulo que forma la torre con la orilla opuesta del río, debemos calcular el ángulo interno (θ) como sigue:

\theta = (90 - 25.2)^{\circ} = 64.8 ^{\circ}

Ahora, el ancho del río es:

CO = tan(\alpha)*CA = tan(64.8)*28.2 = 59.9 m

Por lo tanto, el ancho del río es 59.9 metros.

Espero que te sea de utilidad!                  

4 0
3 years ago
Find f(b-2) if f(x) = x^2-6x+1
jasenka [17]

▪▪▪▪▪▪▪▪▪▪▪▪▪  {\huge\mathfrak{Answer}}▪▪▪▪▪▪▪▪▪▪▪▪▪▪

The equivalent expression is ~

  • f(b - 2) =  {b}^{2}  - 10b + 17

\large \boxed{ \mathfrak{Step\:\: By\:\:Step\:\:Explanation}}

Let's evaluate f(b - 2) ~

  • f(x) =  {x}^{2}  - 6x + 1

  • f(b - 2) = (b - 2) {}^{2}  -6 (b - 2) + 1

  • \mathcal{ {f(b - 2) =  {b}^{2}   +  2 {}^{2}  - (2 \times b \times 2) - 6b + 12}}

  • f(b - 2) =  {b}^{2}   + 4 - 4b - 6b + 12 + 1

  • f(b - 2) =  {b}^{2}  - 10b + 17
4 0
3 years ago
Read 2 more answers
Select the correct answer.
Shtirlitz [24]
Why are all the answer choices the same..?
7 0
3 years ago
Read 2 more answers
Consider this function.
charle [14.2K]

Answer:

3. Since the range of the original function is limited to y> 6, the domain of the inverse function is x ≥ 6.

Step-by-step explanation:

The domain of a function is the range of its inverse, and vice versa. The only answer choice that expresses this relationship is choice 3.

__

Comment on the answer choice:

The slope of the function is undefined at x=4, so restricting the function domain to the portion with positive slope means the domain restriction of the function is x > 4. That also means the range restriction of the function is y > 6. The domain restriction of the inverse function is the same: x > 6, not x ≥ 6. The answer choice has an error.

7 0
3 years ago
Read 2 more answers
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