Answer:
Step-by-step explanation:
I dont see the drawling...
Which choice shows three lengths that cannot be the lengths of the three sides of a triangle?
A. 2, 3, 4
B. 5, 6, 9
C. 7, 7, 14
D. 7, 6, 12
Answer:
the answer is C 7,7 14 I hope its correct I'm new
What is a square plus b square equal c square
Which expression is equivalent tofor all values of m , p , and v where the expression is defined?
m^6p^(-3)v^10.m^2p^5v^2
a. m^12p^(-15)v^20
b. m^3p^12v^7
c. m^-(18)p^20v^10
d. m^8p^2v^12
The given expression \(m^6p^{-3}v^{10} .\ m^2p^5v^2\) for all values of m, p, and v is equivalent to \(m^{8}p^{2}v^{12}\). Therefore, option D is the right choice for this question.
Monomials are algebraic expressions with single terms. They can be said to be specialized cases of polynomials.
We are given the algebraic expression - \(m^6p^{-3}v^{10}\) . \(m^2p^5v^2\)
To simplify it we will use the rules of the indices as follows -
\(a^{m}.\ a^{n} = a^{m+n}\)
Now,
\(m^6p^{-3}v^{10}\) . \(m^2p^5v^2\)
Segregating the like variables, we get,
= \((m^6.\ m^2) .\ (p^{-3}.\ p^{5}) .\ (v^{10}.\ v^{2})\)
by using the rules of indices, we will get,
= \((m^{6+2}) .\ (p^{-3+5}) .\ (v^{10+2})\)
= \((m^{8}) .\ (p^{2}) .\ (v^{12})\)
= \(m^{8}p^{2}v^{12}\)
Hence, the given expression \(m^6p^{-3}v^{10} .\ m^2p^5v^2\) is equivalent to \(m^{8}p^{2}v^{12}\).
Therefore, option D is the right choice for this question.
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What are the zeros of f(x)=x2-8x+16?
OA. x=-4 and x = 4
OB. x= -4 only
OC. x=-2 and x = 8
O D. x = 4 only
The answer is D. x = 4 only
You make a quadratic equation with 0 on one side and solve it.
x²-8x+16=0
D = (-8)²-4*1*16=64-64=0
Now find the x:
x= (8+0)/2=4
The answer is 4.
The senior class officers have figured out that the prom will cost $5,000 for location rental and decorations and another $42 per person for food. Write an equation in general form that expresses the cost of the prom in dollars, y, as a function of the number of people who attend, x.
Answer:
X+42y = 5,000 y = 42x + 5000.
Step-by-step explanation:
I hope that helps
What color laundry basket do dirty towels and aprons go in?
A. Green
B. Yellow
Answer:
green because it sounds like garbage
Step-by-step explanation:
Answer:
the one u want to put em in?
Step-by-step explanation:
What is the y intercept
Answer:
the answer is A) -7
Step-by-step explanation:
-7 is the y-intercept
which triangles if any
REmember that
If two triangles are similar, then the ratio of its corresponding sides is proportional and its corresponding angles are congruent
so
Verify
Triangle 2
Find out the interior angles
47, 64,x
the sum must be equal to 180 degrees
47+64+x=180
x=69 degrees
Triangle 3
interior angles
47,69 and the third angle must be 64 degrees
that means
triangle 2 and triangle 3 are similar
answer is(2,3)An angle measures 12° less than three times it’s supplement. Find the measure of the angle
Answer:
132 degrees.
Step-by-step explanation:
Let the supplement be x and the angle be y.
x + y = 180 degrees.
y = (3x - 12) degrees.
x + 3x - 12 = 180
4x = 192
x = 48 degrees
y = 132 degrees
Hope this helped!
What do you think happens to the graph
of f(x) = x2 if we multiply it by 3? Make a
guess. It undergoes a ...
I
A. Vertical Stretch
B. Vertical Shrink
Answer:
b. vertical shrink
Step-by-step explanation:
Marian Plunket owns her own business and is considering an investment. if she undertakes the investment, it will pay $28,000 at the end of each of the new 3 years. the opportunity requires an initial investment of $7,000 plus an additional investment at the end of the second year of $35,000. what is the NPV of this opportunity if the interest rate is 8% per year? Should Marian take it?
The NPV is positive, it is worth taking the Investment.
Net Present Value (NPV) is an assessment method that determines the attractiveness of an investment. It is a technique that determines whether an investment has a positive or negative present value.
This method involves determining the future cash inflows and outflows and adjusting them to their present value. This helps determine the profitability of the investment, taking into account the time value of money and inflation.The formula for calculating NPV is:
NPV = Σ [CFt / (1 + r)t] – CIWhere CFt = the expected cash flow in period t, r = the discount rate, and CI = the initial investment.
The given problem can be solved by using the following steps:
Calculate the present value (PV) of the expected cash inflows:
Year 1: $28,000 / (1 + 0.08)¹ = $25,925.93Year 2: $28,000 / (1 + 0.08)² = $24,009.11Year 3: $28,000 / (1 + 0.08)³ = $22,173.78Total PV = $72,108.82
Calculate the PV of the initial investment: CI = $7,000 / (1 + 0.08)¹ + $35,000 / (1 + 0.08)²CI = $37,287.43Calculate the NPV by subtracting the initial investment from the total PV: NPV = $72,108.82 – $37,287.43 = $34,821.39
Since the NPV is positive, it is worth taking the investment.
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person who answers this WITH complete explanation, formula, AND correct answer will be marked BRAINLIEST...... pls answer:
2/5 x -3/7 - 1/6 x 3/2 - 1/4 x 2/5
Charlie needs to memorize words on a vocabulary list for Spanish class. He has 12 words to memorize, and he is one-fourth done. How many words has Charlie memorized so far?
Charlie has memorized 3 words so far.
To determine the number of words Charlie has memorized so far, we can use the information provided.
We know that Charlie has 12 words to memorize in total and that he is one-fourth done.
To calculate the number of words Charlie has memorized, we can multiply the total number of words by the fraction completed.
One-fourth can be represented as 1/4.
Therefore, to find the number of words Charlie has memorized, we can multiply 12 by 1/4:
Number of words memorized = 12 * 1/4 = 12/4 = 3.
Charlie has memorized 3 words so far.
This calculation is based on the assumption that Charlie is progressing evenly through the vocabulary list and that each word is given equal weight.
It is important for Charlie to continue working on the remaining words to complete his memorization.
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Andy is considering taking a loan to remodel his kitchen. He is offered a loan by his bank for five years and an annual interest of 6.5% with monthly payments. To the nearest $100, what is the maximum amount of money he can borrow if he can only afford to pay back $200 per month?
Using compound interest, it is found that the maximum amount of money he can borrow is of $8,700.
------------------------
The compound interest formula is given by:
\(A(t) = P(1 + \frac{r}{n})^{nt}\)
A(t) is the amount of money after t years.P is the principal(the initial sum of money). r is the interest rate(as a decimal). n is the number of times that interest is compounded per year.t is the time in years.Maximum monthly payments of $200 per month per five years, thus:
\(A(t) = 5 \times 200 \times 12 = 12000\)
Interest rate of 6.5%, thus \(r = 0.065\).Monthly payments, thus \(n = 12\).Five years, thus \(t = 5\).The amount he can borrow is the principal.\(A(t) = P(1 + \frac{r}{n})^{nt}\)
\(12000 = P(1 + \frac{0.065}{12})^{60}\)
\(1.38282P = 12000\)
\(P = \frac{12000}{1.38282}\)
\(P = 8678\)
To the nearest 100, $8,700.
The maximum amount of money he can borrow is of $8,700.
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what is 21 ÷ by 9 1/3
\(\framebox{2$\dfrac{1}{4}$ or 2.25}\)
Simplify:
\(21\div9\frac{1}{3}\)
\(=2\frac{1}{4} or2.25\)
Given the differential equation: 1 dy + 2y = 1 xdx with initial conditions x = 0 when y = 1, produce a numerical solution of the differential equation, correct to 6 decimal places, in the range x = 0(0.2)1.0 using: (a) Euler method (b) Euler-Cauchy method (c) Runge-Kutta method (d) Analytical method Compare the %error of the estimated values of (a), (b) and (c), calculated against the actual values of (d). Show complete solutions and express answers in table form.
The numerical solutions of the given differential equation using different methods, along with their corresponding %errors compared to the analytical solution, are summarized in the table below:
| Method | Numerical Solution | %Error |
|------------------|----------------------|--------|
| Euler | | |
| Euler-Cauchy | | |
| Runge-Kutta | | |
The Euler method is a first-order numerical method for solving ordinary differential equations. It approximates the solution by taking small steps and updating the solution based on the derivative at each step?To apply the Euler method to the given differential equation, we start with the initial condition (x = 0, y = 1) and take small steps of size h = 0.2 until x = 1.0. We can use the formula:
\(\[y_{i+1} = y_i + h \cdot f(x_i, y_i)\]\)
where \(\(f(x, y)\)\) is the derivative of \(\(y\)\)with respect to\(\(x\).\) In this case,\(\(f(x, y) = \frac{1}{2y} - \frac{1}{2}x\).\)
Calculating the values using the Euler method, we get:
|x | y (Euler) |
|---|--------------|
|0.0| 1.000000 |
|0.2| 0.875000 |
|0.4| 0.748438 |
|0.6| 0.621928 |
|0.8| 0.496267 |
|1.0| 0.372212 |
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Off the 300 television sets sold at an electronics store last month, 90 were flat screen TVs . What is the ratio of the flat screen TVs to TVs sold last month ( geometry)
Answer:
3/7 is the correct answer
Step-by-step explanation:
Answer:
my answer is that is 3/7 because look at the question and you will see what i mean.
Step-by-step explanation:
Which statement describes the following expression? 7 x (2,304 x 681)
Answer:
7 times the value of 2,304 times 681
Step-by-step explanation:
✨
Answer:
it is a
Step-by-step explanation:
hope it helps
The equation y-3=-2(x+5) is written in point-slope form. What is the y-intercept of the line? *
1 point
-7
8
2
-13
Answer:
-7
Step-by-step explanation:
y-intercept
x=0
y-3= -2x-10
y=2(0)-10+3
y=0-7
y= -7
(0;-7)
Answer:
-7
Step-by-step explanation:
Diego's high school soccer team started a fundraiser selling treats at their games. they spent $1000 to start and an additional $0.30 on each candy bar and can of soda. they decide to sell both the candy and the soda for the same price, to make things simple. choose a reasonable price for the team to sell the candy bars and sodas. in your discussion post, share the equations that you used to model this situation and answer the following questions (remember that profit is the revenue minus the costs): how much do they need to sell to break even (where revenue is equal to cost)? how much do they need to sell to make at least $5,000 in profit? do you think it is likely for them to make at least $5,000 in profit? in what situations would it be possible for them to make at least $5,000 in profit?
It is more likely for them to make at least $5,000 in profit if they sell a larger quantity of treats. This can be achieved by implementing effective marketing strategies, setting an appealing price, and targeting a wide audience.
Let's say the team decides to sell the candy bars and sodas for $1 each. In this case, they will make $1 in revenue for each candy bar and can of soda sold.
Now, let's calculate the costs. The team spent $1000 to start the fundraiser, which is a fixed cost that does not depend on the number of treats sold. In addition, they spend $0.30 on each candy bar and can of soda sold.
To break even, the revenue needs to equal the total cost. Let's denote the number of treats they need to sell to break even as "x". The revenue from selling x treats would be $1 multiplied by x. The total cost would be the sum of the fixed cost and the cost per treat multiplied by the number of treats sold.
Equation to break even: Revenue = Cost
1x = $1000 + $0.30x
To solve for x, we can subtract $0.30x from both sides and then divide both sides by 0.70:
0.70x = $1000
x = $1000 / 0.70
x ≈ 1428.57
So, they need to sell approximately 1429 treats to break even.
To make at least $5,000 in profit, we need to calculate the revenue required to cover the costs and generate the desired profit. Let's denote the number of treats they need to sell to make this profit as "y".
Equation to make at least $5,000 in profit: Revenue = Cost + Profit
1y = $1000 + $0.30y + $5000
Simplifying the equation:
0.70y = $6000
y = $6000 / 0.70
y ≈ 8571.43
So, they need to sell approximately 8572 treats to make at least $5,000 in profit.
Whether it is likely for them to make at least $5,000 in profit depends on various factors, such as the demand for treats, the number of people attending the games, and the team's marketing efforts. If they can attract a large number of customers and successfully sell the treats, it is possible for them to make at least $5,000 in profit.
In general, it is more likely for them to make at least $5,000 in profit if they sell a larger quantity of treats. This can be achieved by implementing effective marketing strategies, setting an appealing price, and targeting a wide audience.
Additionally, if they can minimize their costs (such as by negotiating better deals for purchasing treats), they would have a better chance of reaching their profit goal.
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A truck that can carry no more than 7600 lb is being used to transport refrigerators and upright pianos. Each refrigerator weighs 300 lb and each piano weighs 525 lb. Write and graph an inequality to show how many refrigerators and how many pianos the truck could carry. Will 13 refrigerators and 7 pianos overload the truck? Explain.
Answer:
13 refrigerators and 7 pianos will NOT overload the truck
Step-by-step explanation:
For x refrigerators, their total weight is 300x.
For y pianos, their total weight is 525y.
The total weight of both of these together must not exceed 7600, so the inequality is ...
300x +525y ≤ 7600
__
The point (x, y) = (13, 7) lies in the solution area. The truck will not be overloaded.
__
Check
300(13) +525(7) = 7575 . . . this is less than 7600
Answer:
Step-by-step explanation:
Represent the number of refrigerators by r and that of pianos by p.
Then the total weight in the truck bed is calculated and we determine whether or not this total is less than the truck capacity.
Find the total weight of the load consisting of 13 refrigerators and 7 pianos. The inequality given above becomes:
w(r, p) = (300 lb)r + (525 lb)p ≤ 7600 lb
w(13, 7) = (300 lb)13 + (525 lb)7 ≤ 7600 lb becomes:
w(13, 7) = 3900 lb + 3675 lb = 7575 lb
Since 7575 lb is just under the truck's capacity (7600 lb), the truck will not be overloaded.
what 157423 x 104969
Answer:
16524534887
Step-by-step explanation:
Answer:
16524534887
Step-by-step explanation:
just multiply, takes a while but you can do it
or you can just use a calculator
3) A moving target at a police academy target range can be hit 88% of the time by a particular individual. Suppose that as part of a training exercise, eight shots are taken at a moving target. a) What 3 characteristics of this scenario indicate that you are working with Bernoulli trials? b) What is the probability of hitting the 6
th
target (Hint: think of this as a single trial)? c) What is the probability that the first time hitting the target is not until the 4 th shot?
a. The probability of success (hitting the target) is constant for each trial (88% or 0.88).
b. The probability of hitting the 6th target is:
P(X = 1) = C(1, 1) * 0.88^1 * (1 - 0.88)^(1 - 1) = 0.88
c. Using the binomial probability formula as before, with p = 0.88 and n = 3:
P(X = 1) = C(3, 1) * 0.88^1 * (1 - 0.88)^(3 - 1)
P(X = 2) = C(3, 2) * 0.88^2 * (1 - 0.88)^(3 - 2)
P(X = 3) = C(3, 3) * 0.88^3 * (1 - 0.88)^(3 - 3)
a) The three characteristics of this scenario that indicate we are working with Bernoulli trials are:
The experiment consists of a fixed number of trials (eight shots).
Each trial (shot) has two possible outcomes: hitting the target or missing the target.
The probability of success (hitting the target) is constant for each trial (88% or 0.88).
b) To find the probability of hitting the 6th target (considered as a single trial), we can use the binomial probability formula:
P(X = k) = C(n, k) * p^k * (1 - p)^(n - k)
where:
P(X = k) is the probability of getting exactly k successes,
C(n, k) is the binomial coefficient or number of ways to choose k successes out of n trials,
p is the probability of success in a single trial, and
n is the total number of trials.
In this case, k = 1 (hitting the target once), p = 0.88, and n = 1. Therefore, the probability of hitting the 6th target is:
P(X = 1) = C(1, 1) * 0.88^1 * (1 - 0.88)^(1 - 1) = 0.88
c) To find the probability that the first time hitting the target is not until the 4th shot, we need to consider the complementary event. The complementary event is hitting the target before the 4th shot.
P(not hitting until the 4th shot) = P(hitting on the 4th shot or later) = 1 - P(hitting on or before the 3rd shot)
The probability of hitting on or before the 3rd shot is the sum of the probabilities of hitting on the 1st, 2nd, and 3rd shots:
P(hitting on or before the 3rd shot) = P(X ≤ 3) = P(X = 1) + P(X = 2) + P(X = 3)
Using the binomial probability formula as before, with p = 0.88 and n = 3:
P(X = 1) = C(3, 1) * 0.88^1 * (1 - 0.88)^(3 - 1)
P(X = 2) = C(3, 2) * 0.88^2 * (1 - 0.88)^(3 - 2)
P(X = 3) = C(3, 3) * 0.88^3 * (1 - 0.88)^(3 - 3)
Calculate these probabilities and sum them up to find P(hitting on or before the 3rd shot), and then subtract from 1 to find the desired probability.
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HELP REAL QUICK PLEASE!!! ALGEBRAIC INEQUALITIES!!!
Answer:
i believe the answer is x >3
Step-by-step explanation:
pls brainliest me if it was helpful
the election of 2000 demonstrated that a poll isn't reliable if which of the following occurs?responsesthe election is too close to call.the election is too close to call.the sample is biased.the sample is biased.the sample is too small.the sample is too small.too many states are red.
The election of 2000 demonstrated that a poll may not be reliable if the sample size is too small (option d).
The factor that can impact the reliability of a poll is bias. If the sample is biased, it may not accurately represent the larger population, leading to skewed results. Bias can occur in several ways, such as selecting a sample that is not representative of the larger population, asking leading questions, or using a sampling method that favors a particular group.
In the 2000 election, both of these factors contributed to the unreliability of the polls. The race was extremely close, with the outcome depending on the results in a few key states. Pollsters struggled to accurately predict the outcome of the election, with some predicting a win for Al Gore and others predicting a win for George W. Bush.
Additionally, the sample sizes and methods used by pollsters were called into question. Some pollsters used small sample sizes, while others were accused of bias in their sampling methods. The combination of these factors led to unreliable poll results and uncertainty about the outcome of the election.
Hence the correct option is (d).
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It is given that A⃗ −B⃗ =(−51.4m)x^,C⃗ =(62.2m)x^, and A⃗ +B⃗ +C⃗ =(13.8m)x^.
Find the vector A⃗ . Find the vector B⃗ .
The vector A is (49.9m) x and vector B is (1.5m) x.
In the given question, A − B = (−51.4m)x, C =(62.2m)x, and A +B +C =(13.8m)x.
Find the vector A. Find the vector B.
We may disregard the vector x and treat the issue as an arithmetic one since all of the measurements are in the same direction (simultaneous equations).
A − B = −51.4.............................(1)
C = 62.2.............................(2)
A + B + C = 13.8.............................(3)
Now putting the value of C from Equation (2) in Equation (3)
A + B + C = 13.8
A + B + 62.2 = 13.8
Subtract 62.2 on both side, we get
A + B = 13.8 - 62.2
A + B = - 48.4.....................(4)
Adding the equation (1) and (4), we get
2A = - 99.8
Divide by 2 on both side, we get
A = - 49.9
Now subtracting the equation (1) and (4), we get
2B = -48.4 - ( -51.4)
2B = 3
Divide by 2 on both side, we get
B = 1.5
Since all of the calculations are done in terms of the unit vector x.
So the answer is vector B = (1.5m) x and vector A = (49.9m) x.
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Three cars are shown below, along with
their original prices.
The price of each car is then rounded to
the nearest £100.
a) Work out which car's price changes the
most.
b) By how much does this car's price
change?
Car X
£18,920
MATHS X
Car Y
£12,490
MATHS Y
Car Z
£16,340
MATHS Z
Step-by-step explanation:
a.) First, we need to take each car's price and round it.
Car X: £18,920
Rounded to the nearest £100: £18,900
Car Y: £12,490
Rounded to the nearest £100: £12,500
Car Z: £16,340
Rounded to the nearest £100: £16,300
Now, we need to figure out how much each car's price changes. To do this, we will take the car's original price and subtract the rounded price.
Car X:
£18,920 - £18,900 = £20
The car's price changed by £20.
Car Y:
£12,490 - £12,500 = -£10
The car's price changed by £10.
Car Z:
£16,340 - £16,300 = £40
The car's price changed by £40.
So, car Z had the largest price change of £40.
b.) Use the information already gathered from above
Car X: The car's price changed by £20.
Car Y: The car's price changed by £10.
Car Z: The car's price changed by £40.
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a binomial experiment with probability of success and trials is conducted. what is the probability that the experiment results in exactly successes?
= nCx ⋅ px ⋅ (1−p) n − x .
Moreover, Success probability is the ratio of successful cases to all outcomes. It is used as as success ratio of a play or area in which several wells have been drilled. In evaluating prospects, it is a parameter of the expectation curve that shows the chance of having more than some minimum.If the probability of success on an individual trial is p , then the binomial probability is nCx ⋅ px⋅ (1−p) n− x .
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Plz help ASAP I will mark u branliest
please help me fast
I WILL MARK YPU AS BRAINLIEST
Answer:
I think it is 11
Step-by-step explanation: