Answer:
The coordinates of G' will be (8, 4)Step-by-step explanation:
Point G has coordinates (4, -2).
After reflection across the x-axis it s coordinates will change as per rule:
(x, y) → (x, - y)Applied to point G:
(4, - 2) → (4, 2)After dilation by a scale factor of 2 the coordinates will change as per rule:
(x, y) → (2x, 2y)Applied to point G:
(4, 2) → (2*4 = 8, 2*2 = 4)G' = (8, 4)15
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23
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15
a.) The standard deviation is(round to two decimal places)
b.) The variance is(round to one decimal place)
c.) The range is
PLEASE HELP ON QUESTION ASAP !
Hi please help on question.If you get answer correct is be willing to give brainliest,a thanks, five stars and 10pts.
My question:
As an analogy of a circuit with resistance, think of an obstacle race . Which parts of a circuit do the obstacles represent? which part of the circuit do the people respresent?
The electric current to flow through the resistors and complete the circuit by reaching its intended destination or powering a device.
In the analogy of a circuit with resistance, we can compare it to an obstacle race. Here's how we can relate the different elements:
Circuit: The entire obstacle race course represents the circuit itself. It includes all the components and paths that the participants will go through.
Obstacles: The obstacles in the race represent the resistors in the circuit. Just like resistors impede the flow of electrical current in a circuit, obstacles in the race impede the progress of the participants.
People/Participants: The people participating in the race represent the flow of electric current in the circuit. They are the "charge" moving through the circuit, encountering and overcoming obstacles (resistors) to reach the finish line.
The goal of the participants (people) is to navigate through the obstacles (resistors) and complete the race (circuit) by reaching the finish line.
Similarly, in an electrical circuit, the goal is for the electric current to flow through the resistors and complete the circuit by reaching its intended destination or powering a device.
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Mrs Brown and Mrs Jones make 4 dozen sandwiches in half an hour in Mrs Jones’ small kitchen. If they had 30 friends in to help, how many sandwiches could be made in the same time?
Answer:
1488 sandwiches in thirty minutes
Step-by-step explanation:
8961/29 step by step standard algorithm with no remainder
The step by step standard algorithm with no remainder for the long division is 8961 ÷ 29 = 309
What is long division?Long division refers to a way of dividing large numbers
performing the long division gives
divisor dividend quotient multiplication subtraction new dividend
29 8961 300 29 * 300 = 8700 8961- 8700 261
29 261 9 29 * 9 = 261 261 - 261 0
The quotient is then added as
300 + 9 = 309
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John has 10 quarters 11 nickels, 14 dimes and 159 pennies
his bank? He added that money to the $46.76 he had in his
savings account. How much money does John have in his
account now?
Answer:
Step-by-step explanation:10 quarters is $2.50
11 nickels is $0.55
14 dimes is $1.40
159 pennies is $1.59
Add the sum of all of those ($6.04) to the money that was originally in the bank acc.
6.04+46.76=52.80
Answer:52.80
HELP MEEEEEEEEEEEEEE PLEASE
Answer: The answer is A (32)
Step-by-step explanation:
you multiply 8 times 4 and you get 32.
My checking account balance was $443 on February 1st and $872 on February 7th. Show the rate of change
Answer:
$61.29 per day.
Step-by-step explanation:
Checking account balance on February 1st: $443
Checking account balance on February 7th: $872
Difference in balances: $872 - $443 = $429
Number of days between February 1st and February 7th: 7 days
Rate of change = Difference in balances / Number of days
Rate of change = $429 / 7 days
To find the rate of change per day, divide the difference in balances by the number of days:
Rate of change = $429 / 7 days ≈ $61.29 per day
Therefore, the rate of change in your checking account balance during that period was approximately $61.29 per day.
A new car is purchased for $26,000 and over time its value depreciates by one half
every 5 years. What is the value of the car 7 years after it was purchased, to the
nearest hundred dollars?
Answer: $203
Step-by-step explanation: We first start out with the exponential decay model which is y=a(1-r)^t, then plug in the numbers of your problem:
-y=26,000(1-0.50)^7
-y=26,000*0.50^7
-y=26,000*0.0078125
-y=203.125
Then, after rounding to the nearest hundred dollars you get your answer....
:) hope this helped a bit
The value of the car 7 years after it was purchased will be $203.
What is exponential decay?A quantity lowers gradually at first during exponential decay before rapidly declining after that. Half-life may be calculated using the exponential decay formula, which is also used to estimate population decrease.
It is given that, A brand-new car costs $26,000 to buy, and every five years, its value decreases by 50%.
We have to find the value of the car 7 years after it was purchased
The exponential decay model, y=a(1-r)t, is where we begin. The data from your problem are then entered.
y=-26,000(1-0.50)^7
y=-26,000*0.50^7
y=-26,000*0.0078125
y=-203.125 (-ve shows the value is declining)
Thus, the car will be worth $203 seven years after it was bought.
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cultural anthropologists distinguish between ideal behavior (what people are expected to do) and real behavior (what people actually do)
Because cultural anthropologists are studying culture as it is and not as it would like it to be, anthropologists are concerned with actual behavior as opposed to ideal behavior.
A given group's social behavior, customs, achievements, and values are collectively referred to as its culture. It is the only thing that unites everyone in a society, regardless of country, social class, ethnicity, or religion. These things can be both material and immaterial, such as the importance of family or the customary dishes of a culture.
Anthropologists are unable to gather data with accuracy when people idealize their actions in front of them. Their entire study may be in jeopardy if they use false data.
Real culture is defined as the observed and quantified values, customs, and beliefs of a particular civilization. There may be a right and incorrect way to accomplish something in a culture, but exceptions are always possible. While some goals might be seen or expected, there is always room for the rules to be bent or even ignored in some circumstances because no civilization on Earth is genuinely an ideal society. As a result, there are lots of ambiguities.The ideals, customs, and viewpoints that a particular civilization professes to uphold or wants to do so are referred to as ideal culture in contrast to real culture. Instead of the reality that can be seen, it is the aim of a particular culture. Civilization is said to have an ideal culture when all of its members adhere to indisputable values and norms and act in ways that are generally seen as immoral. In an ideal culture, there are fewer exceptions and more clear-cut "rules." No society can, however, really live up to all of its values because people are fallible and frequently break the law.to know more about ' anthropology' try:
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209.69 rounded to 2 Dp
Answer:
209.70
Step-by-step explanation:
209.70 to 2decimal places
1 point
The temperature in Anchorage, Alaska was 2 degrees Celsius below zero.
The next day, the temperature dropped 10 more degrees Celsius. Thanks to
a warm front, the temperature rose by 5 degrees Celsius. On the fourth
day, the temperature decreased by 13 degrees Celsius. What was the final
temperature in Anchorage, Alaska on the fourth day? *
20
Answer:
6 degrees Celsius
Step-by-step explanation:
It started at 2 degrees Celsius below zero. The next day, it dropped to 12 degrees Celsius below zero. The next day, it rose to 7 degrees below zero. The next day, it increased to 6 degrees ABOVE zero. -7+13=6
a. What is the decimal for 1 trillionth of a second?
Answer:
Step-by-step explanation:
1 000 000 000 000 E12
Answer:
Step-by-step explanation:
0.000 000 000 001
PLEASE HELP!
A poll is given, showing 45% are in favor of a new building project.
If 4 people are chosen at random, what is the probability that exactly 3 of them favor the new building project?
The probability that exactly 3 out of 4 people chosen at random favor the new building project is 0.2904.
This problem can be solved using the binomial probability formula. Let X be the number of people who favor the new building project out of the 4 chosen at random. Then X follows a binomial distribution with parameters n = 4 and p = 0.45.
The probability of having exactly k people who favor the new building project out of 4 is given by:
P(X = k) = (4 choose k) * \(0.45^{k}\) * \(0.55^{4-k}\)
where (4 choose k) is the binomial coefficient.
To find the probability that exactly 3 of the 4 people favor the new building project, we substitute k = 3 in the above formula and evaluate:
P(X = 3) = (4 choose 3) * \(0.45^{3}\) * \(0.55^{1}\)
= 0.290384375
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If Sheyenne walked 8 miles in 2 hours what was her speed?
Answer:
4 miles per hour
Step-by-step explanation:
Answer:
4mph
Step-by-step explanation:
8 divided by 2 and boom the answer.Hope this helps.
Few families can survive on a single salary.
Please select the best answer from the choices provided
T
F
Few families can survive on a single salary is true statement
Many families rely on dual incomes to make ends meet, especially in areas with high living costs.
However, there are still many families that rely on a single salary to support themselves.
While it may be challenging to make ends meet on a single salary, it is still possible for families to survive and even thrive in these circumstances.
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Use a table to show the sample space of two digit numbers using the digits 1,4,5,9
The sample space of the two digit numbers is 11, 14, 15, 19, 41, 44, 45, 49, 51, 54, 55, 59, 91, 94, 95, 99
Finding the sample space of two digit numbersFrom the question, we have the following parameters that can be used in our computation:
Digits = 1, 4, 5 and 9
The sample size of the above digits is
Sample size = 2⁴
Where
2 = the count of digits in each number
4 = the count of 1, 4, 5 and 9
So, we have
Sample size = 16
using a table, we have the sample space to be
1 4 5 9
1 11 14 15 19
4 41 44 45 49
5 51 54 55 59
9 91 94 95 99
So, the sample space is 11, 14, 15, 19, 41, 44, 45, 49, 51, 54, 55, 59, 91, 94, 95, 99
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What are the domain and range of the function f(x)=-x+3-2? domain: -3 -2 domain: -3 -3 range: y<-2 domain: x>-3 range:y>-2
For given function function f(x)=-x+3-2, the domain is x > -3 and the range is y ≤ 2. So, correct option is D.
The function f(x)=-x+3-2 is a linear function in the form y=mx+b, where m is the slope and b is the y-intercept. In this case, the slope is -1 and the y-intercept is 1. Therefore, the graph of the function is a straight line that intersects the y-axis at (0,1) and has a slope of -1, meaning that it decreases by 1 for every 1 unit increase in x.
The domain of the function is the set of all possible values of x for which the function is defined. Since there are no restrictions on the value of x in the equation f(x)=-x+3-2, the domain is all real numbers, or (-∞, ∞).
The range of the function is the set of all possible values of y that the function can output. In this case, the lowest possible value of y occurs when x approaches positive infinity, and the highest possible value of y occurs when x approaches negative infinity. Therefore, the range is all real numbers less than or equal to 2, or y ≤ 2.
So, the domain is x ∈ (-∞, ∞) and the range is y ≤ 2. Alternatively, the domain can also be expressed as x > -3, since that is the minimum value of x at which the function is defined.
Correct option is D.
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Complete question is:
What are the domain and range of the function f(x)=-x+3-2?
A) domain: -3 -2
B) domain: -3 -3 range: y<-2
C) domain: x>-3 range:y>-2
D) domain : x>-3 range: y ≤ 2
Use the table below to answer the following questions.
Notebooks Cost
3
4
(Dollars)
$1.65
$2.20
$2.75
$3.30
5.
6
anyone can answered this question pls , I brainliest who answered I'll promise (Using Polygons) Math Subject Thank You!(:
Answer:
pentagon
Step-by-step explanation:
Factor the equation8a^2+8a
Factor the equation:
\(8a^2+8a\)The facotr will by separated
\(\begin{gathered} 8a^2+8a \\ 8a(a+1) \end{gathered}\)The two factor of the expression are:
\(8a(a+1)_{}\)
Answer: 8a(a+1)
Step-by-step explanation:
Bashir has a loyalty card good for a 10% discount at his local hardware store. What would his total in dollars and cents be, after the discount and before tax, if the total cost of all the items he wants to buy is $11? Round to the nearest cent.
The total cost of all the items he wants to buy with the applied discount and before tax is $9.9.
What is the percentage?A percentage is a value per hundredth. Percentages can be converted into decimals and fractions by dividing the percentage value by a hundred.
Given, Bashir has a loyalty card good for a 10% discount at his local hardware store.
So, Each good he buys at (100 - 10)% = 90% of the value before tax.
He wants to buy some items that cost $11 before the discount and tax.
Therefore the amount he has to pay is,
= (90/100)×11.
= $9.9
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At a point on the ground 50 feet from the foot of a tree, the angle of elevation to the top of the tree is 58 degrees. Find the height of the tree.
Answer:
height of tree is 80 feet.
Step-by-step explanation:
Given:-
Distance of point from tree's foot:- 50 feetAngle of elevation:- 58 degreesTo find :-
Height of treeSolution:-
In the given figure we can see that AB is perpendicular , BC is base and AC is hypotenuse.
We know ,
tan 58° = AB/BC
1.6 = AB/50 feet
(Cross Multiplication)
80 feet :- AB
Note:- Figure is in attachment and is a rough work.
Factor the expression.
g²r +
9²₂² - 6g²rs²t+
DONE
__jp²t)(
5422)
To factor the expression, we need to identify any common factors that can be pulled out of the terms.
The terms g²r and 9²₂² have a common factor of g². The terms 6g²rs²t and -6g²rs²t have a common factor of -6g²rs²t. The term 5422 does not have any factors in common with the other terms.
Therefore, the expression can be factored as:
(-6g²rs²t)(g²r + 9²₂²) + 5422
This is the fully factored form of the expression.
????
An employee started a new job and must enroll in a new family health insurance plan. One of the options involves prescription drug coverage. The employee estimates that the entire family will fill 6 prescriptions per month, totaling $850. The monthly premium for the plan is $48, with 90% coverage for the first $450 in prescription costs, then 80% coverage for all prescription costs over $450. What is the total out-of-pocket expense for one month?
$173
$125
$773
$677
The total out-of-pocket expense for one month is $677. The correct option is D.
The first step is to calculate the amount of the prescription costs that will be covered by the insurance plan.
Since the family will fill 6 prescriptions per month and the total cost is $850, the average cost per prescription is $850/6 = $141.67 per prescription.
The insurance plan covers 90% of the first $450 in prescription costs, which is $450 * 0.9 = $405.
The remaining $141.67 - $405 = -$263.33 of the first prescription is not covered, since it is below the $450 threshold. This means that the family will have to pay the full cost of the first prescription, and the insurance will not contribute anything to it.
For the remaining 5 prescriptions, the insurance will cover 80% of the cost, since they are over the $450 threshold. The remaining 20% will be the family's responsibility.
The cost of the remaining 5 prescriptions is $141.67 x 5 = $708.35.
The insurance will cover 80% of this amount, which is $708.35 x 0.8 = $566.68.
The family will be responsible for the remaining 20% of the cost, which is $708.35 x 0.2 = $141.67.
Adding up all the costs, the total out-of-pocket expense for one month is:
$405 (first prescription) + $141.67 (20% of remaining prescription costs) + $48 (monthly premium) = $594.67
Therefore, the correct answer is option D: $677.
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what is the median of the number 10 12 13 15 16 19 25?
Answer:
15 is the middle number
Step-by-step explanation:
BECAUSE IF YOU COUNT FROM THE LEFT AND RIGHT AND WHICH NUMBER APPEARS IN THE MIDDLE IS YOUR MEDIAN
Answer:
15
Step-by-step explanation:
this asks for the median, and not the mean value.
please notice that these 2 values are often if not mostly different from each other.
the median just defines the middle of the value interval, so that half of the different values are left, and half are right of that median value.
here we have 7 values. do we find one, so that 3 other values are smaller, and 3 other values are bigger than that ?
that is 15.
10, 12, 13 are smaller.
16, 19 and 25 are bigger.
so, 15 is the median.
if there are three sleds for every five children which equation shows the correct relationship between the number of sleds
Answer:
multiplication
Step-by-step explanation:
it should be 5×3
Solve each of the following equations and show how you checked your answers 2y+4y=6-3y
Answer:
y=2/3
Step-by-step explanation:
2y+4y=6-3y
⇔ 2y+4y+3y=6
⇔ 9y=6
⇔ y=6/9=2/3
The answer is:
y = 2/3
Work/explanation:
For now, I focus on the left side and combine the like terms:
\(\bf{2y+4y=6-3y}\)
\(\bf{6y=6-3y}\)
Add 3y to each side
\(\bf{6y+3y=6}\)
Combine like terms
\(\bf{9y=6}\)
Divide each side by 9
\(\bf{y=\dfrac{6}{9}}\)
\(\bf{y=\dfrac{2}{3}}\)
Hence, the answer is 2/3.
If 1 card is drawn at random from a standard 52-card deck, what is the probability that the card drawn is a king?
Answer:
1/13 chance or roughly 7.7% chance.
Step-by-step explanation:
There are 4 Kings in a standard 52-card deck. If one King was to be pulled out, you'd get a probability of 4/52 chance of pulling a king. Simplified, 4/52 is 1/13 chance.
PLEASE HELP!! I HAVE 30 MINS
#1) 9a+2-6a
#2) -p^6
#3) 5n^2
#4) -10n^4+9-7n^5+n^6
it is 9a+2-6a is 3a+2
it is -p^6 is -531441
5n^2 is 25n2
-10n^4+9-7n^5n^6 i di not know
The transverse axis of the hyperbola lies on the line y=-3 and has length 6, and the conjugate axis lies on the line x=2 and has length 8.
The general equation of a hyperbola is represented as: \(\mathbf{\frac{(x - h)^2}{a^2} - \frac{(y - k)^2}{b^2} = 1}\)
The equation of the hyperbola is: \(\mathbf{\frac{(x - 2)^2}{9} - \frac{(y + 3)^2}{16} = 1}\)
Recall that:
\(\mathbf{\frac{(x - h)^2}{a^2} - \frac{(y - k)^2}{b^2} = 1}\)
The hyperbola lies on \(\mathbf{y = -3}\)
This means that: \(\mathbf{k =y}\)
So, we have:
\(\mathbf{k =-3}\)
The length on the y-axis is 6.
So:
\(\mathbf{a = \frac 62}\)
\(\mathbf{a = 3}\)
Similarly, the hyperbola lies on \(\mathbf{x = 2}\)
This means that: \(\mathbf{h =x}\)
So, we have:
\(\mathbf{h =2}\)
The length on the x-axis is 8.
So:
\(\mathbf{b = \frac 82}\)
\(\mathbf{b = 4}\)
At this point, we have:
\(\mathbf{k =-3}\)
\(\mathbf{a = 3}\)
\(\mathbf{h =2}\)
\(\mathbf{b = 4}\)
Substitute these values in \(\mathbf{\frac{(x - h)^2}{a^2} - \frac{(y - k)^2}{b^2} = 1}\)
\(\mathbf{\frac{(x - 2)^2}{3^2} - \frac{(y -- 3)^2}{4^2} = 1}\)
\(\mathbf{\frac{(x - 2)^2}{3^2} - \frac{(y + 3)^2}{4^2} = 1}\)
Evaluate the exponents
\(\mathbf{\frac{(x - 2)^2}{9} - \frac{(y + 3)^2}{16} = 1}\)
Hence, the equation of the hyperbola is: \(\mathbf{\frac{(x - 2)^2}{9} - \frac{(y + 3)^2}{16} = 1}\)
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