Solution of the inequality is q> 1/4 and in interval notation is (1/4 , ∞ ).
According to the question we have been given the inequality that is
3/4q - 2/3q < 5/12q - 1/12
Solving the equation step by step we get
First simplifying 3/4q - 2/3q which will get q/12
Therefore, q/12 < 5/12q - 1/12
moving all the terms with q on the left hand side we get
q/12 - 5/12q < -1/12
(q-5q)/12 < -1/12
-4q/12 < -1/12
multiplying both sides by 12 we get
-4q/12 * 12 < -1/12*12
-4q < -1
multiplying -1 both sides we get
4q>1
q >1/4
Hence solution of the inequality we get
(1/4 , ∞ )
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can someone help me with this?
p^q is logically equivalent to
The logically equivalent statement to p → q is:
~q → ~p
How to find the logically equivalent statement?The conditional statement:
p → q
Assuming p and q are propositions, the conditional statement may be expressed as:
"If p holds true, then q follows suit. "
'
Whenever p is true, q is true as well. This implies that if q is false, then p must also be false.
We can rephrase this statement cleverly using the negative propositions, which include the opposite or contradictory statements.
~p and ~q
These mean:
Not p and Not q respectively.
Then the statement:
"If q is not true, then p is not true"
Is written as:
~q → ~p
So this is the logically equivalent statement.
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The Complete Question
Given a conditional statement p → q, which statement is logically equivalent?
~p → ~q
~q → ~p
q → p
p → ~q
In the word percent, the cent represents what number?
What the meaning of statement this?
The statement "Every set can be considered a class" means that every object in set theory, including sets, can be considered a class. This is because classes are simply collections of objects, and sets are a type of collection.
What does the statement implies?The statement "If S is a set, consider the formula x S and the class {x: x = S}" means that if S is a set, then we can consider the formula x S, which states that x is an element of S, and the class {x: x = S}, which is the class of all objects that are equal to S.
In other words, the statement is saying that every set can be considered a class, and that we can define a class for any set by considering the formula that defines the set and the class of all objects that satisfy that formula.
For example, the set {1, 2, 3} can be considered a class by considering the formula x ∈ {1, 2, 3}, which states that x is an element of the set {1, 2, 3}, and the class {x: x ∈ {1, 2, 3}} is the class of all objects that are elements of the set {1, 2, 3}. This class is equal to the set {1, 2, 3}.
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Explain why the two figures show equivalent graphs. Then draw a third equivalent graph.
B
G
K
M
Why are the two graphs equivalent? Select all that apply.
A. The graphs have a number of edges that matches the number of vertices.
B. The graphs have the same number of edges.
C. The vertices are connected in the same way.
D. The graphs have the same number of vertices.
The two figures show equivalent graphs because:
A. The graphs have several edges that match the number of vertices.
B. The graphs have the same number of edges.
C. The vertices are connected in the same way.
D. The graphs have the same number of vertices.
The third equivalent graph is at option D.
What are equivalent graphs?The graphs that have the same number of vertices connected in the same way are called equivalent graphs. If they are connected in the same way then their count of edges will be the same for both graphs. They are also said to be isomorphic graphs.
Calculation:The given graphs have
Graph1: vertices BCJK
Graph2: vertices BCJK
So, there is the same number of vertices for both graphs.
The connection between the vertices:
Graph1: J - B - C - K - B
Graph2: J - B - C - K - B
So, they are connected in the same way.
The edges formed by these vertices:
Graph1: JB; BC; CK; KB
Graph2: JB; BC; CK; KB
So, there is the same number of edges for both graphs.
Here the number of edges = the number of vertices i.e., (4 = 4)
From all these comparisons, the given graphs are equivalent.
The third equivalent graph made from these graphs is at option D in the diagram attached below.
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Disclaimer: The given question is incomplete. There is no image attached in the given question. Here the image is attached.
A patient is to receive 0.25 mg of Medication A per kg of body weight per day. If the patient is a 157 lb man, how much medication A will he need?
The patient needs 17.66 mg of medication A .
Unitary method is "A way of finding a single-unit value from a multi-unit value, and then finding a multi-unit value from a single-unit value."For simplicity, always write what you calculate on the right and what you know on the left.In order to do that, we must first find the value of one thing by division and then find the value of more or fewer things by multiplication.It is given that a patient has weight 157 lbs.
We apply division because we need to find the cost of one item given the cost of many items. If you need to find the cost of many items from the cost of one item, apply the multiplication operation.
We need to convert this weight in kilogram using unitary method , we get 1 pound have = 0.45 kilogram
157 pound will have \(=157\times0.45\)
\(=70.65\) kilogram
A patient receive 0.25 mg of Medication A per kg
Using unitary method , we get
1 kg of body receives = 0.25 mg of medication A
70.65 kg of body receives \(=0.25\times 70.65\)
\(=17.66\) mg of medication A
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Plsss help mark brain list
Answer:
54
Step-by-step explanation:
63 * 2 = m of arc DF
arc DF = 126
180 - 126 = 54
Arc FE = 54
Answer:
arc FE = 54°
Step-by-step explanation:
Because DE is a diagonal, ∠DFE is 90°.
∠FDE = 180° - 90° - 63° = 27°
arc FE = 2(∠FDE) = 2(27°) = 54°
Describe a series of transformations that moves the blue figure to the red figure Be specific! If there is a : Translation - show number and direction Reflection - give axis of reflection Rotation - give direction (clockwise or counterclockwise) and degree amount
The blue figure is moved 5 units to the right (T(5, 0)), reflected in the y-axis (r(y-axis)), and then rotated 90 degrees counterclockwise (R(-90)).
Translation: Move the blue figure 5 units to the right (translation of 5 units to the right, denoted as T(5, 0))
Reflection: Reflect the figure in the y-axis (denoted as r(y-axis))
Rotation: Rotate the figure 90 degrees counterclockwise (denoted as R(-90))
The series of transformations that moves the blue figure to the red figure is T(5, 0) followed by r(y-axis) followed by R(-90).To better understand this, let's break down the transformations. The first transformation is a translation, which is a movement of a figure from one location to another. In this case, the figure is being moved 5 units to the right. This is denoted as T(5, 0).The second transformation is a reflection, which is a flip of a figure over a line or axis. In this case, the figure is being reflected in the y-axis. This is denoted as r(y-axis).The third transformation is a rotation, which is a turn of a figure around a point. In this case, the figure is being rotated 90 degrees counterclockwise. This is denoted as R(-90).Therefore, the series of transformations that moves the blue figure to the red figure is T(5, 0) followed by r(y-axis) followed by R(-90).
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find equation for this problem
Answer:
y = -1/3x - 13/3
Step-by-step explanation:
Parallel lines always have the same slope. Thus, the slope of the second equation is -1/3.
We can find the y-intercept by plugging in our slope and (-1, 4) and solving for b:
\(-4=-1/3(-1)+b\\-4=1/3+b\\-13/3=b\)
Therefore, the equation of the second line is y = -1/3x - 13/3
The population of a town increased by 4% in the first year. The next year, it decreased by 10% and
became 4446. What was the population of the town at the beginning of the first year?
Answer is 4750, but I don't know how solve it. Please, help. :p
Answer:
Increased of 4% is
100 + 4 = 104%
104/100 = 1.04 (decimal multipiler)
We also know:
Population x 1.04 = first year
Population x 0.9 = 4446 next year
(100% - 10% = 90% & 90/100 is 0.9 d.m)
So, you solve for the start population of next year
Population x 0.9 = 4446 next year
Population x 0.9 = 4446
÷0.9 both sides
Population = 4940
4940 becomes the total population after first year
(100% of the end population of first year)
Thus, we substitute this value into our first year
Population x 1.04 = first year
Population x 1.04 = 4940
÷ 1.04 both sides
Population = 4750 (to start with)
Hope this helps!
Select the correct answer. How many solutions for x does the following equation have? A. 4 B. 0 C. infinite D. 1
The equation 2 (p+ 7) = 4 - 8p has only one solution that is; -9.
We know that solution of an equation refers usually to the values of the variables involved in that equation that if substituted in place of that variable would give a true mathematical statement.
We need to determine the solutions does the equation 2 (p+ 7) = 4 - 8p have;
Now solving for p,
2 (p+ 7) = 4 - 8
Open the bracket,
2p+ 14 = 4 - 8
Combine the like terms,
2p = -4 - 14
2p = -18
p = -18/2 = -9
Therefore, the equation has only one solution which is -9.
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Describe the pattern in the dot plot. Then write a situation that this data could represent. Explain why your situation has this pattern.
Answer:
The mode (value that occurs the most) is 7, and the dot plot is skewed to the left. A possible situation for this dot plot is the time students need to complete their homework.
Step-by-step explanation:
The hours represents how much time that each student spends.
Answer:
This plot graph shows a sudden increase in some variables. Then it fell. This could represent the Wall Street Stock Market Crash of October 28, 1929. I hope this helped.
Step-by-step explanation:
Multiplicative inverse of 4/3
Answer:
The multiplicative inverse of 4/3 is 3/4. You literally swap the a and b points.
I want to send a picture to show you
We know that
• The area of the base is 24 square inches.
Given that the bottom area is 24 square inches, we would need 48 of 1/2 inches cubes because we would need double the square inches.
Hence, the answer is B. 48.Choose the system of inequalities that best matches the graph below.
Answer: D
Step-by-step explanation:
Hope it helps
100 Points! Algebra question. Photo attached. Please show as much work as possible. Thank you!
Answer: \((f \cdot g)(x) = x^4-11x^2+30.\)
Step-by-step explanation:
We want to find the value of \(f(g(x)).\) To do this, we plug in \(g(x)\) into the expression for \(f(x).\) This gives us:
\(f(g(x)) = (x^2-9)^2+7(x^2-9)+12 = x^4-18x^2+81+7x^2-63+12 = \boxed{x^4-11x^2+30}.\)
1. AIDS is caused by a virus called HIV. True or false
Answer:
\(\huge\boxed{True\hookleftarrow}\)
⎆ AIDS (Acquired Immunodeficiency Syndrome) is caused by a virus named HIV (Human Immunodeficiency Virus). This disease can be transmitted through :-1) sexual contact2) transfer of blood etc.Find the missing probability. P(A)=7/20,P(A∪B)=191/400,P(A∩B)=49/400 ,P(B)=? A. 7/8 B. 1/4 C. 117/400 D. 19/40
Answer:
B
Step-by-step explanation:
P(AUB)=P(A)+P(B)-P(A∩B)
191/400=7/20+P(B)-49/400
P(B)=191/400+49/400-7/20=240/400-7/20=12/20-7/20=5/20=1/4
The value of P(B) is 1/4.
What is probability?The probability is defined as the possibility of an event is equal to the ratio of the number of favorable outcomes and the total number of outcomes.
For an experiment having q number of outcomes, the number of favorable outcomes can be denoted by p. The formula to calculate the probability of an event is as follows:
Probability(Event) = Favorable Outcomes/Total Outcomes = p/q
Given data as :
P(A) = 7/20,
P(A∪B) = 191/400,
P(A∩B) = 49/400 ,
P(AUB) = P(A) + P(B) - P(A∩B)
Substitute the values of P(A), P(A∪B) and P(A∩B) in formula,
191/400 = 7/20 + P(B) - 49/400
Rearrange the terms in the equation,
P(B) = 191/400 + 49/400 - 7/20
P(B) = 240/400 - 7/20
P(B) = 12/20 - 7/20
P(B) = 5/20
P(B) = 1/4
Hence, the value of P(B) is 1/4.
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5.
Peggy wants to build a solid cube with a side length of 5 units. Peggy has 45 unit cubes. How many
more unit cubes does she need?
Answer:
80
Step-by-step explanation:
The cube Peggy wants to build will require 5×5×5 = 125 unit cubes. Since she has 45, she will need 80 more.
____
Peggy's cube will have 5 cubes along one edge. Then one layer will be 5 times that many, so 25 cubes. The 5 layers will be 5 times that many, so 125 cubes.
In 2016, 6.76% (1,026) of Cincinnati college and university graduates majored in Registered Nursing. That combined statement provides both the percentage (6.76%) and the number (1,026) of Cincinnati college and university students who majored in Registered Nursing in 2016. Based on that statement, how many students graduated from Cincinnati universities and colleges altogether in 2016? Round to the nearest whole number.
The total number of students who graduated from the Cincinnati universities and colleges are 15382.
We are given that 6.76 % of Cincinnati college and university graduates majored in Registered Nursing.
The number of the Cincinnati college and university graduates who majored in Registered Nursing = 1026.
We need to find the total number of students that graduated from the Cincinnati universities and colleges altogether in 2016.
Let the total number of students be x.
ATQ:
6.67 % x = 1026
6.67 x = 102600
667 x = 10260000
x = 10260000 / 667
x = 15382.309
Rounding off to the nearest whole number is:
x = 15382.
Therefore, we get that the total number of students who graduated from the Cincinnati universities and colleges are 15382.
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d) A product contains three lasers, and the product fails if any of the lasers fails. Assume the lasers fail independently. What should the mean life equal for 99% of the products to exceed 10000 hours before failure
Solution :
Let the probability laser works = p
The probability that the system works = \($P(\text{all three component works}) = p^3 $\)
= 0.99
Therefore, p = 0.9967
Now for the above probability critical z = -2.72
Hence, the mean life is equal to = \(10,000 + 2.72 \times 600\)
= \(10,000+1632\)
\(=11,632\)
Which graph represents the function f(x) = 2^x-1 + 2?
The graph that represents the exponential function f(x) = 2^(x - 1) + 2 is given as follows:
Graph A.
How to define an exponential function?An exponential function has the definition presented as follows:
y = ab^x.
In which the parameters are given as follows:
a is the value of y when x = 0.b is the rate of change.The function for this problem is defined as follows:
f(x) = 2^(x - 1) + 2
It has an horizontal asymptote at y = 2, which removes the option C.
The parameter b is of b = 2, meaning that the function is increasing, which removes option D.
The numeric value of the function when x = 0 is given as follows:
f(0) = 2^(0 - 1) + 2
f(0) = 1/2 + 2
f(0) = 5/2
f(0) = 2.5.
Hence graph A is correct.
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There is a mound of g pounds of gravel in a quarry. Throughout the day, 200 pounds of gravel is added to the mound. Two orders of 500 pounds are sold and the gravel is removed from the mound. At the end of the day, the mound has 1,200 pounds of gravel.
Answer:
What is the question?
Step-by-step explanation:
g + 200 - (2 * 500) = 1200
g + 200 - 1000 = 1200
g = 1200 + 1000 - 200
g = 2200 - 200
g = 2000
A figure has vertices at points (0,3),(6,3), and (3,6)what polygon is made
Answer:
The polygon that is made is a triangle
Step-by-step explanation:
can someone please help
Answer:
The measure of CD is 46
Step-by-step explanation:
From the midpoint theorem, we have,
FG = (1/2)CD
so,
\(13+5x=(1/2)(-3x+52)\\So,\\2(13+5x)=-3x+52\\26+10x=-3x+52\\13x=52-26\\13x=26\\x=26/13\\x=2\)
Now,
\(CD = -3x+52\\since \ x=2\\we \ get\\CD=-3(2) +52\\CD=-6+52\\CD=46\)
Find the intersection of the parabola y=x^2+4x+3 and the line x-y=-1
Answer:
1
Step-by-step explanation:
After graduating from college, Trevor gets a job at a software company with a starting salary of 50,000 dollars and is given a 10% raise every year. After 10 years, what will his total earnings have been at the company? (Round to the nearest dollar)
Answer:
796871
Step-by-step explanation:
Based on the given conditions, formulate:
5000 x (1 - (1 + 10%) 10)
-------------------------------
1 - (1 + 10%)
Evaluate the equation/expression:
796871.23005
Find the closest integer to
798871.23005
= 796871
The distance in New York is 3 hours ahead of the distance in LA. The miles between the cities is 7,120. A plane left New York at 6:25a.m. and arrived at 8:25a.m. local time. At what speed did the plane travel?
Question 4
You are offered an opportunity to work for a local car company. They will pay a 13% commission on
all sales. You will have to pay 35.45% in taxes and other deductions to the government. How many
dollars in sales you should achieve in order to net $50,000?
1
I
0.5 p
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Answer:
Step-by-step explanation:
im not old enough to have a job
TThe Education Trust publishes data on U.S. colleges and universities. Six-year graduation rates and student-related expenditures per full-time student for 2007 were reported for the seven primarily undergraduate public universities in California with enrollments between 10,000 and 20,000. Suppose that a 90% confidence interval for the prediction of student expenditures at a university with a graduation rate of 40% was (5,304, 8,686).
Required:
a. Determine the point estimate for the prediction of student expenditures at a university with a graduation rate of 40%.
b. Calculate the margin of error.
c. Calculate the standard error of the prediction of student expenditures at a university with a graduation rate of 40%.
Answer:
a) The point estimate is 6995.
b) The margin of error is of 1691.
c) The standard error is of 1000
Step-by-step explanation:
a. Determine the point estimate for the prediction of student expenditures at a university with a graduation rate of 40%.
The point estimate is the mean of the two bounds of the confidence interval. So
\(P = \frac{5304 + 8686}{2} = 6955\)
The point estimate is 6995.
b. Calculate the margin of error.
The margin of error is the difference between the bounds and the point estimate. So
M = 8686 - 6995 = 6995 - 5304 = 1691
The margin of error is of 1691.
c. Calculate the standard error of the prediction of student expenditures at a university with a graduation rate of 40%.
Now I have to expand a bit into the confidence interval.
We have that to find our \(\alpha\) level, that is the subtraction of 1 by the confidence interval divided by 2. So:
\(\alpha = \frac{1 - 0.9}{2} = 0.05\)
Now, we have to find z in the Ztable as such z has a pvalue of \(1 - \alpha\).
That is z with a pvalue of \(1 - 0.05 = 0.95\), so Z = 1.645.
The margin of error is:
\(M = zs\)
In which s is the margin of error.
We have that M = 1691. So
\(M = zs\)
\(s = \frac{M}{z} = \frac{1645}{1.645} = 1000\)
The standard error is of 1000