Del ejercicio anterior. ¿Qué energía potencial gravitatoria tiene la lámpara
respecto al techo?
Tenemos un problema sobre energía potencial gravitatoria.
Econtraremos la expresión general: U = M*h*(H - h')
Lamentablemente no tenemos ninguna información sobre este problema, por lo que tendre que utilizar una expresión general. Sabemos que la energía potencial de un objeto de masa M que está a una altura H sobre el suelo, está dada por: U = M*g*H
Donde g es la aceleración gravitatoria; g = 9.8m/s^2
Si en lugar de querer definir la energia potencial con respecto al suelo, la queremos definir con respecto a otra cosa, entonces debemos conocer la altura de esa cosa con respecto al suelo. Por ejemplo, si en este caso el techo está a una altura h' del suelo, entonces la energía potencial gravitatoria con respecto al techo será: U = M*h*(H - h')
Algo muy interesante que podemos ver en la ecuación de arriba, es que si: h' ≥ H, entonces tendremos una energía potencial negativa, lo cual tiene sentido, pues deberemos agregar energía a la lampara si queremos que esta tenga un potencial igual a cero (lo que seria equivalente a tener la lampara en el techo)
Si quieres aprender más, puedes leer:
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The decimal equivalent of is 3/4 is...
.30
.75
.80
.90
none of these
Answer:
0.75
Step-by-step explanation:
since it's a fraction you can divide
3 divided by 4 is 0.75
how to do (-5+20) / 5 (-2) / is divide
Answer:
hope this helps you
have a great day
Answer:
-6
Step-by-step explanation:
(/) is divide right?
[tex]( - 5 + 20) \div 5( - 2)[/tex]
[tex] - 5 + 20 = 20 - 5 = 15[/tex]
[tex]15 \div 5 \times ( - 2)[/tex]
[tex] - (15 \div 5 \times 2) = - (30 \div 5) [/tex]
[tex] = - 6[/tex]
Find the slope of the line through each pair of points (-15,-12),(-13,-19)
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help me plz correctly
Step-by-step explanation:
<PQR and <SRQThe supplementary of a is b and c.<BFG<GFH<ECB<DCB<ABC and <BCZ, <DCZ and <CBX, <ABW and <BCY, <DCY and <CBW1. ∠SPQ
2. ∠b and ∠c both are supplementary of ∠a
3. ∠BFG
4. ∠GFH
5. ∠ECB
6. ∠DCB
7. (i) ∠ABX and ∠BCZ
(ii) ∠DCZ and ∠CBX
(iii) ∠ABW and ∠BCY
(iv) ∠DCY and ∠CBW
7 is the bracket from the quotient of 48 divided by the sum of 5 and difference of 11 and 8
What is the product of 3x+4 and 6x2−5x+7?
a^3-a+b^3-b
Factorise
[tex]\\ \rm\longmapsto a^3-a+b^3-b[/tex]
Take a common first[tex]\\ \rm\longmapsto a(a^2-1)+b^3-b[/tex].
Take out b common
[tex]\\ \rm\longmapsto a(a^2-1)+b(b^2-1)[/tex]
[tex]\\ \rm\longmapsto (a+b)(a^2-1)(b^2-1)[/tex]
Step-by-step explanation:
a^3-a+b^3-b = a³+b³-a-b
= a³+b³ - (a+b)
= (a+b)(a²-ab+b²) - (a+b)
= (a+b) (a²-ab+b²-1)
write the vertices of each figure
The multiplicative inverse of -3 2/5 × 5 / 34 is
Answer:
-2
Step-by-step explanation:
=-3 2/5 * 5/34
=-17/5 * 5/34
=-1/2
multiplicative inverse of -1/2 is -2
What is the product of ¼, -½ and -¾?
a
0.0934
b
-0.6543
c
-0.09357
d
0.09375
Find the area and perimeter.
Hint: The height of a non-right triangle is the length of the segment of a line that is perpendicular to the base and that contains the opposite vertex.
24x; 10x + 8
12x; 7x + 3
24x; 5x + 14
12x; 5x + 14
The area of triangle will be 12x and perimeter of triangle will be 5x + 14.
The sides of a triangle which is divided into two parts i.e., a right angle triangle and a non-right angle triangle is given in figure.
We have to find area and perimeter of triangle using the data given.
What are the area and perimeter of a triangle ?
The area of triangle is A = [tex]\frac{1}{2}[/tex] × b × h and perimeter is sum of all sides i.e., P = a + b + c.
As per the fig. given in question ;
h = 3x
b = 8
The area of the given triangle will be ;
A = [tex]\frac{1}{2}[/tex] × b × h
A = [tex]\frac{1}{2}[/tex] × 8 × 3x
A = 24x ÷ 2
A = 12x
The perimeter of triangle will be sum of all sides i.e.,
P = x + 9 + 4x - 3 + 8
P = 5x + 17 - 3
P = 5x + 14
Thus , the area of triangle will be 12x and perimeter of triangle will be 5x + 14.
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Find the perimeter of a triangle with sides
10 inches, 5 inches, and 11 inches in length.
Answer:
Answer is D
Step-by-step explanation:
Basically, when finding the perimeter you add up all the sides. So 10 + 5 + 11 which equals 26.
CORRECT ANSWER ONLY PLEASE!!! The table of values represents the function g(x) and the graph shows the function f(x).
Answer: Choice C. f(x) and g(x) have a common x intercept.
Explanation:
The graph of f(x) shows it has an x intercept at x = 2, since this is one location where the curve crosses the x axis.
The g(x) table shows that x = 2 and y = 0 pair up together. This is the location (2,0). This location is the exact same x intercept as described earlier.
This is the common x intercept the two functions share. This means the two functions cross or intersect at this location.
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Answer:
-10
Step-by-step explanation:
the answer to the question is-10
Answer:
If it's addition then the answer is
-10
In a sample of 169 students, 16 said they donated blood. What percent of students have donated blood?
Answer:
9/79/169%
Step-by-step explanation:
16/169×100%=9/79/169%
find the cost of operation of a central air conditioner that uses 3.5 kilowatts and runs for 12 hours a day for one week at a cost of 9.53¢ per kilowatt-hour.
Answer:2.561,664¢ or roughly 25.61$.
Step-by-step explanation:
So, the air conditioner will cost 3.5 * 9.53 ¢ = 30.496 ¢ per hour running.
That means 30.496¢ * 12 = 365.952¢ or ≈3.65$ for a day.
Or 365.95¢ * 7 = 2.561,664¢ or ≈25.61$ for a week.
I'm vietanh and have fun studying!
Use algebraic notation to describe how to transform the blue function into the red function. F\left(x\right)-1f(x)−1 f\left(x-1\right)f(x−1) f\left(x+1\right)f(x+1) f\left(x\right)+1f(x)+1
In geometry, transformations are used to move a point or points from one position to another. The notation that describes how the blue function is transformed into the red function is -f(x)
I have attached the graph of both functions.
From the attached graph, we can see that the blue function is reflected over the x-axis to produce the red function.
Let:
[tex]f(x) \to[/tex] Blue
[tex]g(x) \to[/tex] Red
The transformation of reflection across the x-axis is:
[tex]g(x) = -f(x)[/tex]
Hence, the notation that describes how the blue function is transformed into the red function is -f(x)
Read more about function transformation at:
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Find the missing length
Step-by-step explanation:
In box, write 170.
Hope it helps.
Step-by-step explanation:
Hypotneuse²=Base²+Height²
C²=11²+7²
C²=121+49
C²= 170
C=√170
C=13.08
how fo I do this? please, need help
Answer:
Round off to the two decimal places then plot on your Cartesian Plane
5(a-1)-15=3(a+2)+4 help
Answer:
a=15
Step-by-step explanation:
5(a−1)−15=3(a+2)+4
Use the distributive property to multiply 5 by a−1.
5a−5−15=3(a+2)+4
Subtract 15 from −5 to get −20.
5a−20=3(a+2)+4
Use the distributive property to multiply 3 by a+2.
5a−20=3a+6+4
Add 6 and 4 to get 10.
5a−20=3a+10
Subtract 3a from both sides.
5a−20−3a=10
Combine 5a and −3a to get 2a.
2a−20=10
Add 20 to both sides.
2a=10+20
Add 10 and 20 to get 30.
2a=30
Divide both sides by 2.
a=230
Divide 30 by 2 to get 15.
a=15
Order from least to greatest
3.5,-2.1,√9,-7/2,√5
Answer:
-7/2,-2.1,✓5,✓9,3.5
Step-by-step explanation:
✓5=2.23
✓9=3
-7/2=-3.5
Help please I need that answer rn.Plzz help thanks :))
Answer:
3 1/3 ÷ 4/5 = 25/6 =4 1/6
Result in decimals: 4.1666666666667
Answer:
The answer is 5/4
For the first expression, 3 multiplies 3 plus 1 divided by the denominator 3
= 3×3 +1÷3
=10/3
then with the second expression, the division sign changes to a multiplication sign . Immediately it changes,4/5 turns to become 5/4
so now it will be
10/3×5/4
=15/12
=5/4
The best way to begin solving the equation 3/2 x - 3/4=4 is to multiply the entire equation by what to get the simplified equation 6x-3=16 A.6 B.2 C.4 D.3
Answer:
C. 4.
Step-by-step explanation:
Multiply by the LCD of 2 and 4 which is 4.
If you save 10 cents a day, how many days would it take to save a million cents?
Answer: 100,000
Step-by-step explanation: 1,000,000 divided by 10.
601.584 to the nearest tenth
What’s the square root of 8
(20 points)
Answer:
answer is 2
Step-by-step explanation:
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I need help on number 19 and 20
Gwen is attending a school orchestra concert. She sees her math teacher seated 3 meters ahead of her and her science teacher seated 4 meters to her right. How far apart are the two teachers?