Answer:
130
Step-by-step explanation:
<6 and <8 are vertical angles and vertical angles are equal
<6 = <8
130 = <8
Answer:
130°
Step-by-step explanation:
They are verical angles which are opposites.
Vertical angles are always equal in measurement.
Write each expression as a square of a monomial
\(9a^4b^2\)
The expression as a square of a monomial is (3a²b)²
Writing the expression as a square of a monomialFrom the question, we have the following parameters that can be used in our computation:
9a⁴b²
By definition, a monomial that is a perfect square is represented as
a²
Using the above as a guide, we have
9a⁴b² = (3a²b) * (3a²b)
When expressed as perfect square monomial, we have
9a⁴b² = (3a²b)²
Hence, the expression as a square of a monomial is (3a²b)²
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A sequence can be generated by using an=an−1+2, where a1=8 and n is a whole number greater than 1.
What are the first 3 terms in the sequence?
a) 8, 10, 12
b) 8, 16, 32
c) 2, 16, 128
d) 2, 10, 18
The sequence an=an−1+2 is an arithmetic sequence
The first three terms in the sequence are (a) 8, 10, 12
How to determine the first three terms?The sequence is given as:
an=an−1+2
Where:
a1 =8
Start by calculating a2 using:
a2=a1+2
This gives
a2=8+2 = 10
Calculate a3 using:
a3=a2+2
This gives
a3=10+2 = 12
So, we have:
a1 = 8, a2 = 10 and a3 = 12
Hence, the first three terms in the sequence are (a) 8, 10, 12
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Name
POW #10-Term #2
Due FRIDAY, Feb. 9th
2/6/2023
Mr. Phil T. Rich had a boat load of money. He decided to leave it to
his family, but wanted to make sure his goldfish, Bubbles, was taken care of, too. He
decided to leave 1/2 of his estate to his wife, $30,000 to his daughter, half of what was
left over to his butler, Niles, half of what was left to Bubbles (his goldfish). He
value of his estate? GO STEP BY STEP WORK BACKWARDS.
realized he had $8,000 remaining, so he donated it to charity. What was the original
value of his estate?
If Mr. Phil T. Rich had a boat load of money. The original value of his estate is $152,000.
How to find the original value?Let's call the original value of Mr. Phil T. Rich's estate "x".
After he gave 1/2 of the estate to his wife, he was left with x/2.
After he gave 30,000 to his daughter, he was left with x/2 - 30,000.
After he gave half of what was left to his butler Niles, he was left with (x/2 - 30,000)/2.
After he gave half of what was left to Bubbles, he was left with (x/2 - 30,000)/4.
Finally, after he donated the 8,000 to charity, he was left with (x/2 - 30,000)/4 - 8,000.
We know that the final amount after all these transactions was $0, so we can set up an equation to solve for x:
0 = (x/2 - 30,000$)/4 - 8,000
Multiplying both sides by 4 to isolate x/2:
0 * 4 = (x/2 - 30,000) - 8,000 * 4
Expanding the right side:
0 = (x/2 - 30,000) - 32,000
Adding 30,000 and 32,000 to both sides:
30,000+ 32,000 = (x/2)
Dividing both sides by 1/2:
62,000 * 2 = x
Multiplying both sides by 2:
62,000* 2 * 2 = x * 2
Expanding the left side:
62,000* 4 = x
Dividing both sides by 4:
62,000 * 4 / 4 = x / 4
Expanding the left side:
$62,000 = x
Therefore the original value of Mr. Phil T. Rich's estate was $62,000.
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Hello (^v^) can someone help me with this question?
Answer:sorry
Step-by-step explanation: i need points
In 2 ½ hours, Joaquin can bake 4 dozen cookies. What is his unit rate in dozen cookies per hour? In fraction form please
Answer:
maybe 2 1/2 ÷4=0.625
5/8?
what is 115% of 270 ?
Answer:
310.5
Step-by-step explanation:
Answer:
310.5
Step-by-step explanation:
To get the solution, we are looking for, we need to point out what we know.
1. We assume, that the number 270 is 100% - because it's the output value of the task.
2. We assume, that x is the value we are looking for.
3. If 270 is 100%, so we can write it down as 270=100%.
4. We know, that x is 115% of the output value, so we can write it down as x=115%.
5. Now we have two simple equations:
1) 270=100%
2) x=115%
where left sides of both of them have the same units, and both right sides have the same units, so we can do something like that:
270/x=100%/115%
6. Now we just have to solve the simple equation, and we will get the solution we are looking for.
7. Solution for what is 115% of 270
270/x=100/115
- we multiply both sides of the equation by x
- we divide both sides of the equation to get x
270/0.8695652173913=x
310.5=x
x=310.5
now we have:
115% of 270=310.5
An observer (O) spots a plane (P) taking off from a local airport and flying at a 33° angle horizontal to her line of sight and located directly above a tower (T). The observer also notices a bird (B) circling directly above her. If the distance from the plane(P) to the tower (T) is 7,000 ft., how far is the bird (B) from the plane (P)? Round to the nearest whole number. (4 points)
Angle P a 3815 feet b 5873 feet c 8343 feet d 10,779 feet
please see attatchment
Answer:
Option D. 10,779 feet
Step-by-step explanation:
Given from the figure attached,
PT = OB = 7000 ft
PB = OT = x feet
and angle of elevation (∠POT) = 30°
By applying Tan rule in the triangle POT,
tan33° = \(\frac{\text{Opposite side}}{\text{Adjacent side}}\) = \(\frac{PT}{OT}\)
tan33° = \(\frac{7000}{x}\)
x = \(\frac{7000}{\text{tan}33}\)
x = 10779 feet
Therefore, distance between the bird (B) and plane (P) is 10,779 feet.
Option D. will be the answer.
Answer:
10,779 feet
Step-by-step explanation:
I took the test.
sample size and the confidence level width have a (n) __________ relationship.
Sample size and the confidence level width have an inverse relationship. As the sample size increases, the confidence level width decreases.
When determining a confidence interval for a population parameter, such as the mean or proportion, a larger sample size provides more information about the population. This increased information leads to a narrower confidence interval.
The confidence level width is influenced by two factors: the sample standard deviation (or the variability of the data) and the critical value associated with the desired confidence level. As the sample size increases, the sample standard deviation becomes a more accurate estimate of the population standard deviation. This reduces the variability and leads to a narrower confidence interval.
A larger sample size leads to a decrease in the confidence level width, providing a more precise estimate of the population parameter with a higher level of confidence.
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The distance between two cities on a map is 25 inches. The actual distance between the two cities is 400 miles. How many miles would 35 inches be on the map?
560 miles
285 miles
16 miles
11 miles
560 miles would 35 inches be on the map.
What is distance?
Distance is a measurement of how far apart two objects or points are, either numerically or occasionally qualitatively. Distance can refer to a physical length in physics or to an estimate based on other factors in common usage.
Given:
The distance between two cities on a map is 25 inches.
The actual distance between the two cities is 400 miles.
We have to find the how many miles would 35 inches be on the map.
As the distance between two cities on a map is 25 inches but the actual distance between the two cities is 400 miles.
⇒ 400/25 = 16 miles would be map in a one inches.
⇒ 16 x 35 = 560 miles would be map in a 35 inches.
Hence, 560 miles would 35 inches be on the map
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For a project in her Geometry class, Nakeisha uses a mirror on the ground to measure the height of her school building. She walks a distance of 8. 65 meters from the school, then places a mirror on flat on the ground, marked with an X at the center. She then steps 1. 65 meters to the other side of the mirror, until she can see the top of the school clearly marked in the X. Her partner measures the distance from her eyes to the ground to be 1. 25 meters. How tall is the school? Round your answer to the nearest hundredth of a meter.
Please help
The height of the school building is 12.34 meters, rounded to the nearest hundredth of a meter.
Nakeisha's method of using a mirror on the ground to measure the height of her school building is based on the principles of similar triangles. When she places the mirror on the ground and steps away from it, she creates two triangles, one from her eyes to the mirror and the other from the mirror to the top of the school building. These two triangles are similar, which means that they have the same shape but different sizes.
To find the height of the school building, we need to use the ratios of the corresponding sides of the two similar triangles. Let's call the height of the school building "h". Then, the distance from Nakeisha's eyes to the mirror is (1.25 + 1.65) = 2.9 meters, and the distance from the mirror to the school building is (8.65 - 1.65) = 7 meters.
Using the ratios of the corresponding sides, we can set up the proportion:
h/7 = 2.9/1.65
Cross-multiplying and solving for h, we get:
h = 7 x (2.9/1.65) = 12.34 meters
It's important to note that this method of measuring height using a mirror on the ground assumes that the ground is flat and level. If there are any slopes or uneven surfaces, the results may be inaccurate. Additionally, it's crucial to take all necessary safety precautions when conducting any measurements from heights or near busy roads.
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determine whether s is a basis for p3. s = {t t3, −t t2 t3, 2 −t t2, 1 t3 }
S = {4t − t^2, 5 + t^3, 5 + 3t, −3t^2 + 2t^3} is a basis for P₃ because it spans P₃ and is linearly independent.
To check if S spans P₃, let's take an arbitrary polynomial in P₃, say p(t) = a + bt + ct^2 + dt^3. We need to show that we can write p(t) as a linear combination of the elements in S. Let's try
p(t) = a + bt + ct^2 + dt^3
= (5 + t^3) + (5 + 3t) + (4t - t^2) - (3t^2 - 2t^3) + (c - 5 - 3) + (b - 4)t + (a + 3)d
We can see that we can express p(t) as a linear combination of the elements in S plus some constants. Since the constants can be absorbed into the coefficients of the elements in S, we have shown that S spans P₃
Now, let's check if S is linearly independent. To do this, we need to show that no element in S can be written as a linear combination of the other elements in S. Let's set up the equation
c₁(4t - t^2) + c₂(5 + t^3) + c₃(5 + 3t) + c₄(-3t^2 + 2t^3) = 0
Expanding and collecting like terms, we get
(c₂ + c₃) + (-c₁ + c₄)t + (c₁ - 3c₄)t^2 + (2c₄)t^3 = 0
Since this equation must hold for all values of t, we can equate the coefficients of the corresponding powers of t to get the system of equations
c₂ + c₃ = 0
-c₁ + c₄ = 0
c₁ - 3c₄ = 0
2c₄ = 0
The last equation implies that c₄ = 0. Substituting this into the second equation gives -c₊ = 0, so c₁ = 0. Substituting c₁= c₄ = 0 into the first equation gives c₂ + c₃ = 0. Since c₂ and c₃ cannot both be zero (otherwise the equation is trivial), this implies that S is linearly independent.
Since S satisfies both conditions for a basis, we can conclude that S is a basis for P₃
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I have solved the question in general, as the given question is incomplete.
The complete question is:
Determine whether S is a basis for P_3.
S = {4t − t^2, 5 + t^3, 5 + 3t, −3t^2 + 2t^3}
Solve -24x+3y=-9 for y
what is 2/47 of 10/19 hhhhhhhheeeeeeelppppppp
Answer:
20/893
Step-by-step explanation:
of means to multiply
i did it on a calculator
hope this helps
Answer:
20/893 or 0.0224
Step-by-step explanation:
Of means "multiply".
So, 2/47 of 10/19 is 2/47 * 10/19.
Now simplify:
2/47 * 10/19
20/893 or 0.0224
11(7+9) using distributive property
Answer:
176
Step-by-step explanation:
Apply PEMDAS
Solve the parenthesis first
11 ( 7 + 9 )
11 ( 16 )
Now open the parenthesis and you will have your answer
11 times 16
176
The graphs below have the same shape. What is the equation of the graph of gx)?
A. g(x) = (x+4)2
B. g(x) = x2 - 4
C. g(x) = x2 + 4
D. g(x) = (x - 4)
NO LINKS YOU BOTS
Answer:
the answer should be A Hope this helps!
Thank you please help
Answer:
\(\frac{2}{3}\)
Hope this helps!
Step-by-step explanation:
Slope = \(\frac{y_{2} -y_{1} }{x_{2} -x_{1} }\)
b = ( -2, 0 )
a = ( -5, -2 )
\(slope = \frac{0 - (-2) }{-2 - ( -5)}\)
slope = \(\frac{2}{3}\)
How many bags of fertilizer are needed to fertilize a yard measuring 60 feet by 80 feet if one bag will cover 100 square feet
The perimeter of a rectangle is 88cm.
Its longest side has a length of 27cm.
State the length of the shortest side.
Answer:
17cm is the answer
Step-by-step explanation:
27×2 = 54
88 - 54 = 34
34 ÷ 2 = 17
Suponha que um trabalhador ganhe 20, 00 por dia , quando trabalha até 18 h . Após isso , ganha 5 , 00 a mais por hora trabalhada. Num determinado mês, trabalhou 25 dias mais 20 h noturnas , Sabendo que a décima parte dessa quantia foi gasta com transporte e a metade do restante com aluguel , quanto lhe sobrará nesse mês ?
Responda:
270, 00
Explicação passo a passo:
Dado o seguinte:
Pagamento diário até as 18h00
Pagamento por hora trabalhada = 5,00
Em um determinado mês:
Trabalhou 25 dias: (25 * 20) = 500,00
20 horas à noite: (20 * 5) = 100,00
Ganho total = 500 + 100 = 600,00
Despesas:
Transporte = 1/10
= (1/10) × 600 = 60,00
Quantidade restante = (600 - 60) = 540,00
Renda:
1/2 de 540 = 270,00
Valor total restante após a dedução das despesas:
600 - (270 + 60)
600 - 330 = 270,00
Kevin is in 8th grade and he wants to attend college. He claims he needs to research how much college will cost for his chosen degree and fill out the FAFSA before he can prepare and save for college. Which statement about his claim is correct
Kevin is correct. He needs to know how much of his college expenses will be covered so he knows how much he should save.
Kevin is correct. By filling out the FAFSA and sending it in, he will not have to pay anything because grants and scholarships will cover the costs.
Kevin is incorrect." Beacause It is never too early to start saving for college. Even if he earns scholarships, he could use the money for other expenses.
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A video posted to the internet had 3,200 views in its first week
(a ) The video got 4, 640 views in its second week. What was the percent increase in the views from the first week?
Answer:
45%
Step-by-step explanation:
The computation of the percentage increase from the first week is shown below:
Given that
In the first week there is 3,200 views
And, in the second week, there is 4,640 views
So, the percentage increase is
= (Second week views - first week views) ÷ (first week views)
= (4,640 - 3,200) ÷ (3,200)
= 45%
A line with a slope of 1 passes through the point (7,3). What is its equation in
slope-intercept form?
Answer:
y = x - 4
Step-by-step explanation:
Given the slope (m) = 1, and the point (7, 3):
We can determine the equation of the line in its slope-intercept form, y = mx + b by plugging in the given numbers to identify the y-intercept.
Let the slope (m) = 1
x = 7
y = 3
We'll plug these values into the slope-intercept form to solve for the y-intercept.
The y-intercept is the point on the graph where it crosses the y-axis. It is also the value of y when x = 0, hence having the coordinates of (0, b).
y = mx + b
3 = 1(7) + b
3 = 7 + b
Subtract 7 from both sides to solve for the y-intercept, b:
3 - 7 = 7 - 7 + b
-4 = b
Therefore, the y-intercept is -4.
Now that we have our slope, m = 1, and the y-intercept (b) = -4, we can establish our linear equation in slope-intercept form:
y = x - 4
Choose whether or not the series converges. If it converges, which test would you use? ∑ n=0
[infinity]
n!
2 n
Diverges by the integral test. Diverges by the divergence test. Converges by the integral test Converges by the ratio test
The correct answer is: Diverges by the Ratio Test. To determine whether the series \(\( \sum_{n=0}^\infty \frac{n!}{2^n} \)\) converges, we can use the Ratio Test.
The Ratio Test states that for a series \(\( \sum_{n=0}^\infty a_n \), if the limit \( \lim_{n \to \infty} \left|\frac{a_{n+1}}{a_n}\right| \)\) exists and is less than 1, then the series converges. If the limit is greater than 1 or does not exist, the series diverges.
Let's apply the Ratio Test to the given series:
\(\[ \lim_{n \to \infty} \left|\frac{\frac{(n+1)!}{2^{n+1}}}{\frac{n!}{2^n}}\right| = \lim_{n \to \infty} \left|\frac{(n+1)!}{2^{n+1}} \cdot \frac{2^n}{n!}\right| \]\)
Simplifying the expression:
\(\[ \lim_{n \to \infty} \left|\frac{(n+1)!}{2^{n+1}} \cdot \frac{2^n}{n!}\right| = \lim_{n \to \infty} \left|\frac{(n+1)(n!)}{2(n!)}\right| \]\)
The factor of \(\( (n+1) \) cancels with \( (n!) \):\)
\(\[ \lim_{n \to \infty} \left|\frac{n+1}{2}\right| \]\)
As \(\( n \)\) approaches infinity, the limit diverges to infinity. Therefore, the series \(\( \sum_{n=0}^\infty \frac{n!}{2^n} \)\) diverges.
Hence, the correct answer is: Diverges by the Ratio Test.
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At the start of 2014 Mikes car was worth £12000. the value of his car decreased 30% every year.
work out the value of the car at the start of 2017
What is the value of x in this triangle?
Answer as a decimal in the box. Round only your final answer to the nearest hundredth.
Answer:
61.3
Step-by-step explanation:
Hint: triangles will always equal 180
21.6 +7 +90+x=90
Add your constants or numbers that are alike
21.6
90
+ 7
_______
118.6
subtract to both sides
118. 6 +x =180
-118.6 -118.6
_______ ______
X = 61.3
What is the formula for mean median and mode?
Step-by-step explanation:
What is the formula for mean median and mode?
Mean: is the average of values
Median: center most value when values are arranged in numerical order
Mode: most frequent occurring value
_______________________________________
Example
Given values: 0 , 3 , 2 , 10 , 11 , 31 , 2
mean: (0 + 3 + 2 + 10 + 11 + 31 + 2)/7 = 8.429
median: 0 , 2 , 2 , 3 , 10 , 11 , 31
mode: 2 (because 2 shows up twice and the others numbers only once)
can someone help plz
Answer: 20
Step-by-step explanation:
A company makes concrete bricks shaped like rectangular prisms. Each brick is 10 centimeters long, 6 centimeters wide, and 4 centimeters cm tall. If they used 13,000cm³ of concrete, how many bricks did they make?
Answer: 54 bricks
Step-by-step explanation:
Hi, to answer this question we have to apply the next formula:
Volume of a rectangular prism (V) : length x width x height
Replacing with the values given and solving for v (Volume)
V = 10 x 6 x 4
V = 240 cm3 (volume of one brick)
Finally, we have to divide the amount of concrete used by the volume of each brick:
13,000cm³ /240 cm3 = 54.16 = 54 bricks
Feel free to ask for more if needed or if you did not understand something
In a bag of M&MS there are 4 green, 6 yellow and 8 blue candies. What is the probability of drawing a blue then a green if you replace the candy after the draw?
Answer:
8/81
Step-by-step explanation:
8/18 x 4/18 = 32/324 = 8/81
The probability of drawing a blue and then a green and replacing the candy after the draw is 8/81.
What is probability?Probability is defined as the ratio of the number of favorable outcomes to the total number of outcomes in other words the probability is the number that shows the happening of the event.
Probability = Number of favorable outcomes / Number of sample
It is given that in a bag of M&MS there are 4 green, 6 yellow, and 8 blue candies.
The probability for blue = 8/18
The probability for green = 4/18
The probabilities of drawing a blue then green if you replace the candy after the draw will be calculated as below:-
Probability = 8/18 x 4/18
Probability = 32/324
Divide the number 32 by 324 to get the probability.
Probability = 8/81
Therefore, the probability of drawing a blue and then a green and replacing the candy after the draw is 8/81.
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match the answer to the equation
1: no solution
2: infinitely many solutions
3: one solution