Answers
2: (yes)
3: (no)
4: (no)
Related Questions
I understand the answer to simplifying it, i want a mathematical expression of the method of simplifying to know how to show my work
Answers
Answer:
This is how I would approach it
Step-by-step explanation:
Select the correct answer. What is the y-intercept of f(x) = 3x+2? A. (9, 0) B. (0, 9) C. (0, -9) D. (9, -9)
Answers
The correct answer is not provided among the given choices.
The y-intercept of the function f(x) = 3x + 2 is (0, 2).
To find the y-intercept of the function f(x) = 3x + 2, we need to determine the value of y when x is equal to 0.
The y-intercept represents the point where the graph of the function intersects the y-axis.
Substituting x = 0 into the equation, we get:
f(0) = 3(0) + 2
f(0) = 0 + 2
f(0) = 2
So, when x = 0, the corresponding value of y is 2.
Therefore, the y-intercept of the function f(x) = 3x + 2 is (0, 2).
Among the given answer choices:
A. (9, 0) does not represent the y-intercept.
B. (0, 9) does not represent the y-intercept.
C. (0, -9) does not represent the y-intercept.
D. (9, -9) does not represent the y-intercept.
None of the given answer choices correctly represent the y-intercept of the function f(x) = 3x + 2, which is (0, 2).
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A school theater department is trying to set up their stage pulley system
for a play, but they need a triangular block with specific angle
measurements for one of the set pieces. The second angle of the triangle
has a measure equal to the sum of two times the other two angles. The third
angle has a measure equal to ten less than the first angle. What are the measures of all three angles?
Answers
Using a system of equations, it is found that:
The measure of the first angle is of 35º.The measure of the second angle is of 120º.The measure of the third angle is of 25º.--------------------------
We are going to call the angles x, y and z.In a triangle, the sum of the interior angles is of 180º, thus:
\(x + y + z = 180\)
The second angle of the triangle has a measure equal to the sum of two times the other two angles, then:
\(y = 2(x + z)\)
\(x + z = 0.5y\)
Replacing into the first equation, we find the second angle:
\(x + y + z = 180\)
\(0.5y + y = 180\)
\(1.5y = 180\)
\(y = \frac{180}{1.5}\)
\(y = 120\)
The measure of the second angle is of 120º.
Now, working to find the measures of the first and of the third angles:
\(x + z = 0.5y \rightarrow x + z = 60 \rightarrow x = 60 - z\)
The third angle has a measure equal to ten less than the first angle, then:
\(z = x - 10\)
Since \(x = 60 - z\)
\(z = 60 - z - 10\)
\(2z = 50\)
\(z = \frac{50}{2}\)
\(z = 25\)
And
\(x = 60 - z = 60 - 25 = 35\)
The measure of the first angle is of 35º.
The measure of the third angle is of 25º.
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i need help asap. we need the surface of the roof including the bottom
Answers
Answer:
0.64m squared
Step-by-step explanation:
Surface area is the area of the sides added together
I am going to assume that the bottom is a square
0.4 multiplied by 0.6 is 0.24
0.24 halved is 0.12
0.12 multiplied by 4 is 0.48
0.4 multiplied by 0.4 is 0.16
0.48 plus 0.16 is 0.64
Answer:
0.64 m²
Step-by-step explanation:
Total Surface Area : Area (4 triangles) + Area (square)
4 x 1/2 x 0.4 x 0.6 + (0.4)²2 x 0.24 + 0.160.48 + 0.160.64 m²Based on the diagram...what is the value of x??
Answers
Explain:
First, I divided 15 by 4 since there are 4 bars
That got me 3.75
Then, I multiple 15 by 3.75
To get the answer 22.5
Enter the equation of the line in slope-intercept form.
The line parallel to y = −x that passes through (7, 2.5).
The equation of the line that passes through (7, 2.5) is y = .
2. Enter the equation of the line in slope-intercept form.
The line parallel to y =
7
4
x + 4 that passes through (−8, 0).
The equation of the line that passes through (−8, 0) is y = .
Answers
Answer:
y = -x + 9.5
this is the answer to the line parallel to y=-x that passes through (7, 2.5)
Rocky thinks of an odd integer and adds the next two consecutive integer to it
Answers
Answer:
3 is an odd integer
next two consecutive integers are 4 and 5
then 3+4+5=12
like this u can take other integers
5+6+7=18
9+10+11=30..........
Step-by-step explanation:
hope this helps
Please help!20 POINTS BRAINLIEST
Answers
Answer: The answer is 0.20
Step-by-step explanation: To find a scale factor all you need to do is find the ratio of a side on the scaled shape to its corresponding side on the original figure. We know the bottom of the scaled figure is 0.5 and the same side on the original rectangle was 2.5 so we can just divide like so...
0.5/2.5 = 0.2 which is our correct answer. I hope this has been of use to you :) If you have any other questions please do not hesitate to ask!
3.Using the picture at the right, write the theorem that proves lines are parallel.
PI
a. If 21 = 26, then 1||m based on
b. If 23 + 25 = 180, then 1||m based on
Answers
Answer:
2d=180based on the 3d parallel =to 0xyc⁶=12(0)
Please help 6(x+6)=5(-2x-2)-5.2
Answers
Answer:
x=-3.2
Step-by-step explanation:
6(x+6)=5(-2x- -2)-5.2
6x+36=5(-2- -2)-5.2
6x+36=-10x-10-5.2
6x+36=-10x-15.2
6x+36-36=-10x-15.2-36
6x=-10x-51.2
6x+10x=-10x-51.2+10x
16x=-51.2
Divide 16x and -51.2 by 16
x=-3.2
Drag and drop the correct value next to its equivalent expression. Numbers may be used once or not at all. 10 5 6 28 14 2 3 20 1 4 27 2 3 20 3 4 Expression Value 2 3 × 42 5 12 × 26 11 15 × 20 3 8 × 54
Answers
The expressions are equivalent to any of the given values:
Expression Value
2 × 42 84
3 × 20 60
4 4
8 × 54 432
What is the equivalent expression?
Equivalent expressions are expressions that work the same even though they look different. If two algebraic expressions are equivalent, then the two expressions have the same value when we plug in the same value for the variable.
Expression Value
2 × 42 84
3 × 20 60
4 4
8 × 54 432
2 × 42 = 84 (multiplying 2 by 42 gives us a product of 84)
3 × 20 = 60 (multiplying 3 by 20 gives us a product of 60)
4 = 4 (4 is already a value, so it is equivalent to itself)
8 × 54 = 432 (multiplying 8 by 54 gives us a product of 432)
The remaining expressions (5 × 12 × 26, 11 × 15 × 20, 3 × 4) are not equivalent to any of the given values.
Hence, the expressions are equivalent to any of the given values:
Expression Value
2 × 42 84
3 × 20 60
4 4
8 × 54 432
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View Policies Current Attempt in Progress Using the information provided in the table, the network diagram and the project completion time = 25 weeks, reduce the completion time of the project by 5 we
Answers
Strategies such as fast-tracking, crashing, prioritization, and resource optimization can be employed to reduce the project completion time by 5 weeks.
To reduce the completion time of the project by 5 weeks, we need to analyze the provided information and make appropriate adjustments. The initial completion time of the project is 25 weeks.
To achieve a reduction of 5 weeks, we can consider several strategies:
1. Fast-tracking: This involves overlapping or parallelizing certain project activities that were initially planned to be executed sequentially. By identifying tasks that can be performed concurrently, we can potentially save time. However, it's important to evaluate the impact on resource allocation and potential risks associated with fast-tracking.
2. Crashing: This strategy focuses on expediting critical activities by adding more resources or adopting alternative approaches to complete them faster. By compressing the schedule of critical tasks, we can reduce the overall project duration. However, this may come at an additional cost.
3. Prioritization: By reevaluating the project tasks and their priorities, we can allocate resources more efficiently. This ensures that critical activities receive higher attention and are completed earlier, resulting in an accelerated project timeline.
4. Resource optimization: Analyzing the resource allocation and identifying potential areas for optimization can lead to time savings. By ensuring that resources are utilized effectively and efficiently, we can streamline the project execution process.
It's important to note that implementing any of these strategies requires careful evaluation, considering factors such as project constraints, risks, cost implications, and stakeholder agreements. A comprehensive analysis of the project plan, resource availability, and critical path can guide the decision-making process for reducing the project completion time.
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Read the excerpt from A Short Walk Around the Pyramids and through the World of Art.
This is another bronze sculpture, and it is also in a museum. Called Knife Edge Mirror Two Piece, it is a huge work by the British sculptor Henry Moore and stands at the entry of the East Building of the National Gallery of Art in Washington, D.C.
Which text feature would best help readers understand important details in this excerpt?
a drawing of British sculptor Henry Moore
a picture of Knife Edge Mirror Two Piece
a drawing of Henry Moore
a table numbering the sculptures in the East Building
Answers
Answer:
B. a picture of Knife Edge Mirror Two Piece
Step-by-step explanation:
pls give brainliest, u don't have to
Did it on edge, hope u have a good day :)
Answer:
b
Step-by-step explanation:
in triangle ABC, AB = 6 cm, BC = 13cm and angle ACB = 23 degrees. Calculate angle BÁC, which is obtuse.
Answers
Answer:
\(\angle BAC=180^{\circ}-\frac{13\sin 23^{\circ}}{6}\)
Step-by-step explanation:
\(\frac{\sin(\angle BAC)}{13}=\frac{\sin 23^{\circ}}{6} \\ \\ \sin \angle BAC=\frac{13\sin 23^{\circ}}{6} \\ \\ \angle BAC=180^{\circ}-\frac{13\sin 23^{\circ}}{6}\)
To determine her breathing rate, Miranda divides up her day into three parts: morning, afternoon, and evening. She then measures her breathing rate at 4 randomly selected times during each part of the day. What type of sampling is used? A. Simple random B, Stratified C. Systematic D. Convenience E. Cluster
Answers
The type of sampling used in this scenario is B. Stratified sampling. Stratified sampling involves dividing the population into distinct subgroups or strata and then selecting samples from each subgroup.
In this case, Miranda divides her day into three parts: morning, afternoon, and evening. Each part of the day represents a stratum or subgroup. Miranda measures her breathing rate at 4 randomly selected times during each part of the day. This means she is taking samples from each of the three strata (morning, afternoon, and evening) and collecting data from within those subgroups.
By using stratified sampling, Miranda ensures that her samples represent the different parts of her day in a proportional and systematic manner, allowing her to capture potential variations in her breathing rate throughout the day.
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Hans is using frequent flier miles to fly to a location 450 miles away, but the airline he is using still charges $15.89 for fees and taxes and $0.17 to redeem each mile. In the equation below, x represents the distance Hans is flying, and y represents the cost of the trip. y = $0.17x + $15.89 How much did Hans pay for his trip?
Answers
Given :
Hans is using frequent flier miles to fly to a location 450 miles away, but the airline he is using still charges $15.89 for fees and taxes and $0.17 to redeem each mile.
In the equation below, x represents the distance Hans is flying, and y represents the cost of the trip. y = $0.17x + $15.89 .....1)
To Find :
How much did Hans pay for his trip.
Solution :
x = 450 miles.
Putting value of x in equation 1 we get :
y = $(0.17×450 + 15.89)
y = $(76.5+15.89)
y = $92.39
Therefore, Hans will pay $92.39 for his trip.
Hence, this is the required solution.
Assume that this proportion is true for ALL children (e.g. that this proportion applies to any group of children), and that the remainder of the questions in this section apply to selections from the population of ALL children. b) If 8 children are chosen, the probability that exactly 4 would draw the nickel too small is: c) If 8 children are chosen at random, the probability that at least one would draw the nickel too small is:
Answers
The probability that at least one child would draw the nickel too small is: P(X ≥ 1) = 1 - P(X = 0).
b) To find the probability that exactly 4 children would draw the nickel too small, we can use the binomial probability formula. The formula is: P(X = k) = (nCk) * (p^k) * (q^(n-k)), where n is the number of trials, k is the number of successes, p is the probability of success, and q is the probability of failure.
In this case, n = 8 (as 8 children are chosen), k = 4 (as exactly 4 children drawing the nickel too small), p = 0.15 (as the probability of a child drawing the nickel too small), and q = 1 - p = 1 - 0.15 = 0.85.
So, the probability that exactly 4 children would draw the nickel too small is: P(X = 4) = (8C4) * (0.15^4) * (0.85^(8-4)).
c) To find the probability that at least one child would draw the nickel too small, we can use the complement rule. The probability of at least one success is equal to 1 minus the probability of no success.
The probability of no success (all children drawing the nickel of the right size) is given by: P(X = 0) = (8C0) * (0.15^0) * (0.85^8).
Therefore, the probability that at least one child would draw the nickel too small is: P(X ≥ 1) = 1 - P(X = 0).
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Select the correct statement:
(this is only briefly mentioned in the video, if you have a difficult time finding it, or just want to make sure you answer is correct, you can find the answer in the book too)
Group of answer choices
Freud is not a stage theorist
Freud is a stage theorist
Answers
Freud is a stage theorist. Sigmund Freud, the renowned Austrian neurologist and psychoanalyst, is widely recognized as one of the pioneers in the field of psychoanalysis.
He proposed a developmental theory that included psychosexual stages of development. According to Freud, human development progresses through distinct stages, each characterized by a specific focus on different erogenous zones. These stages include the oral stage, stage, phallic stage, latency stage, and genital stage. Freud believed that the way individuals navigate these stages influences their personality and psychological well-being in adulthood.
Although Freud's stage theory has been critiqued and modified over time, his ideas regarding the importance of early childhood experiences and unconscious processes have had a profound impact on psychology and continue to shape our understanding of human development.
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Find the domain and range of the function
Answers
Step-by-step explanation:
using set notation
domain [-3,3]
range[-1,3]
in 7 years, tom will be half as old as patty. using p to represent patty’s age now, write an expression for tom’s age in 7 years.
Answers
Answer:
Step-by-step explanation:
Therefore, the expression for Tom's age in 7 years is (x+7) and the main answer is Expression for Tom's age in 7 years is (x+7).
Given that in 7 years, Tom will be half as old as Patty. Let's represent their age of Patty by "p".We know that Tom's present age is "x" years. Therefore, the expression for Tom's age in 7 years will be (x+7). Now, we can write an equation based on the given information as x + 7 = (p + 7)/2. Multiplying both sides by 2, we get:2x + 14 = p + 7Rearranging the above equation, we get:2x = p - 7Therefore, the expression for Tom's age in 7 years is (x+7) and the r is: Expression for Tom's age in 7 years is (x+7).
Therefore, the expression for Tom's age in 7 years is (x+7) and the main answer is Expression for Tom's age in 7 years is (x+7).
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I need help with this one question it say select all of the terms that describe each number \( \sqrt{50} \)then it say is it natural, whole, integer, rational or irrational
Answers
We have
\(\sqrt[]{50}\)is an irrational number, because it can't be represented as a fraction
A computer store bought a program at a cost of $10. They sold it with a 30% markup. What is the amount of the markup ?
Answers
Answer:
$3
Step-by-step explanation:
There are 460 students enrolled at freedom academy. 40 percent of the students are male. How many males attend Freedom academy?
Answers
Answer:
184
Step-by-step explanation:
convert percentage into decimal:
40% = 40/100 = 0.4
Therefore 40% of 460 = 0.4 x 460 = 184
Solution:
Note that:
460 students = Total40% = MaleUse the percentage formula to find out how much males attended the freedom academy.
Total males/Total students x 100 = % of males=> x/460 x 100 = 40%=> x/46 x 10 = 40% => x/23 x 5 = 40% => 5x/23 = 40% => 5x = 920=> x = 920/5 = 184184 males attended the Freedom academy.
Please helppppp pleaseeeee
Answers
Answer:
A.) 3/10
Step-by-step explanation:
I added all the colored cubes together (4+6+3+7=20) then I put the number of green cubes (6) over the total (20) so it looks like 6/20. But that can be simplified to 3/10.
Hope I helped! (p.s. Maybe brainliest)
Answer:
3/10Addition:
4 + 6 + 3 + 7 = 20
I put the number of green cubes
6 over the total
20
= 6/20
However, this can be simplified to 3/10.
please help with this, 20p
Answers
Answer:
about 325
Step-by-step explanation:
On average, the mileage is about 21.7 miles per gallon, so 15 gallons would be good for about 325 miles.
If we look at the table for fills that total 15 gallons, we see the first and last total 330 miles, and the 3rd and 4th total 314 miles. So, we expect somewhere between these values, on average.
A formal average adds the miles driven and divides by the total of gallons used. That result is shown below. While we might estimate that we could drive 325 miles on 15 gallons, we have found that our mileage actually varies.
Because 198+115+154+160+132=759
9+5+7+8+6=35
759/35 is about 21.7
So it’s 21.7*15 is about 325 or 326
T=(7,−11)
Explanation:
let the midpoint be
M(4,−3)
since M is the midpoint then
SM=MT
⇒m − s = t − m
⇒t = 2m - s
⇒t = 2(4/−3)−(1/5)
⇒t = (8 /− 6)−(1/5
=(7−11)
⇒coordinates of T =(7,−11)
HOPE IT HELPS
PLEASE MARK AS BRAINLIEST
Answers
The coordinate of point S given the midpoint is 1, 5)
Calculating the coordinate of point STo find the coordinates of S, we first need to use the midpoint formula to find the coordinates of M.
The midpoint formula states that the coordinates of the midpoint of a line segment with endpoints (x1, y1) and (x2, y2) are:
Midpoint = ((x1 + x2)/2, (y1 + y2)/2)
We are given that the midpoint of ST is M = (4, -3), and we know the coordinates of T are T = (7, -11).
Using the midpoint formula, we can write:
M = ((x1 + 7)/2, (y1 - 11)/2)
Solving for x1 and y1, we get:
x1 + 7 = 2 * 4 = 8
y1 - 11 = 2 * (-3) = -6
x1 = 8 - 7 = 1
y1 = -6 + 11 = 5
Therefore, the coordinates of S are S = (1, 5).
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Maritza, Kerstin, and Hermine are collecting books. Maritza has twice as many books as Kerstin. Hermine
has 15 fewer books than Kerstin. The three girls have 113 books in all. How many books does Kerstin
have?
Answers
This is because Maritza has 64, and Hermine has 17.
Total, they have 113 books in all. :)
Find the values of x and y
Answers
Answer:
x = 78º
y = 35º
Step-by-step explanation:
These are isosceles triangles
two angles are congruent
-----------------------------
x + 51 + 51 = 180
x = 180 - 102
x = 78º
y + y + 110 = 180
2y = 70
y = 35º
A group of adult males has foot lengths with a mean of 26.84 cm and a standard deviation of 1.29 cm. Use the range rule of thumb to identify the limits separating values that are significantly low or significantly high. Is the adult male foot length of 23.8 cm significantly low or significantly high?
Significantly low values are ___ cm or lower.
Significantly high values are ___ cm or higher.
Select the correct choice below and fill in the answer box(es) to complete your choice.
A) The adult male foot length of 23.8 cm is not significant because it is between __ cm and __ cm
B) The adult male foot length of 23.8 cm is significantly low because it is less than __ cm
C) The adult male foot length of 23.8 cm is significantly high because it is greater than __ cm
Answers
The option B, "The adult male foot length of 23.8 cm is significantly low because it is less than 24.26 cm" is correct.
In the given question, a group of adult males has foot lengths with a mean of 26.84 cm and a standard deviation of 1.29 cm.
We have to find the adult male foot length of 23.8 cm significantly low or significantly high.
According to thumb rule, a value is significantly low if it is 2 standard deviations below mean and significantly high if it is 2 standard deviations above mean
Mean = 26.84 cm
Standard deviation = 1.29 cm
Significantly low value = 26.84 - 2*1.29 = 24.26 cm
Significantly high value = 26.84 + 2*1.29 = 29.42 cm
Significantly low values are 24.26 cm or lower.
Significantly high values are 29.42 cm or higher.
The adult male foot length of 23.8 is lower than the significant low value of 24.26.
So the option B, "The adult male foot length of 23.8 cm is significantly low because it is less than 24.26 cm" is correct.
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tom started his hike at 2:15pm. he arrived at his destination at 4:30pm. how long did he hike??
Answers
Answer:2:15 minutes is how long he hiked
Step-by-step explanation:
Answer: 2 hours and 15 minutes
Step-by-step explanation: