Answer:
The answer would be A because the person would go up 7 floors, go down 2, and go down five more.
Step-by-step explanation:
I need help answering these questions
1. (0/2 points) DETAILS PREVIOUS ANSWERS SCALCET8 4.7.003 Find two positive numbers whose product is 16 and whose sum is a minimum. (If both values are the same number, enter into both blanks) 32 X (s
The two positive numbers x = 4 and y = 4 have a product of 16 and a minimum sum.
An expression in mathematics is a set of numbers, variables, and operators that can be evaluated to yield a value, including addition, subtraction, multiplication, and division. Parentheses, other symbols, and mathematical functions are also acceptable expressions.
The two positive numbers will be denoted by x and y. The problem statement states that we have:
xy = 16 …...(1)
x + y = ?
The substitution method can be used to find the values of x and y. We can determine the value of one of the variables, say y, from equation 1:
\(y =\dfrac{ 16}{x}\)
When we enter this expression in the second equation in place of y, we obtain:
\(x + y = x + \dfrac{16}{x}\)
Take the derivative of this equation with respect to x and set it to zero in order to minimize it:
\(\dfrac{d}{dx} (x + \dfrac{16}{x}) = 1 - \dfrac{16}{x^2} = 0\)
Solving for x, we get:
x = 4
Substituting this value back into equation 1,
y = 4
Therefore, the two positive numbers whose product is 16 and whose sum is a minimum are x = 4 and y = 4.
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The two positive numbers whose product is 16 and whose sum is minimized are x = y = 4.
The problem is asking us to find two positive numbers whose product is 16 and whose sum is minimized.
Let x and y be the two positive numbers. Then we have:
xy = 16, or y = 16/x (by dividing both sides by x)
We want to minimize x + y = x + 16/x
To find the minimum value of x + 16/x, we can use calculus. We take the derivative of this expression with respect to x, set it equal to zero, and solve for x:
d/dx (x + 16/x) = 1 - 16/x^2 = 0
Solving for x, we get x = 4. Plugging this value of x into y = 16/x, we get y = 4 as well.
Therefore, the two positive numbers whose product is 16 and whose sum is minimized are x = y = 4.
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My car has a tank of 50 litres. If it is 50% full, how many litres do I have?
Answer:
The answer would be 25 litres.
Step-by-step explanation
Half of 50 is 25.
Answer:
25 litres hope this helps
Step-by-step explanation:
God bless you
i need help please im kind of lost on this problem please help soon
Answer:
3(6x-3)
Step-by-step explanation:
there are three groups, each group having 6x and 3 boxes valuing negative 1.
Masha’s grandmother lives 250 miles away. How many hours will it take the family to reach grandmother’s house if they are driving at an average speed of 50 miles per hour?
x - 10+ 9x = - 1 + 10x
Answer:
the equation is falseStep-by-step explanation:
x - 10+ 9x = - 1 + 10x
-10 + 1 = -x - 9x + 10x
-9 = 0
the equation is false
The simplified form of the expression
The values of the placeholder variables are as follows;
A = -8B = 27x = 3y = 3x = 12.What are the values of the placeholder variables as in the task content?The actual expression in the task content can be further simplified as follows;
(-2jk²/3km⁴)³
= -8j³k⁶/27k³m¹²
= -8j³k³/27m¹².
Hence, by comparison; the values of the variable are as indicated above.
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let f(x)=7x-4
what is f(6)?
Answer:
38
Step-by-step explanation:
To find the value of f(6), we substitute the value 6 where x is into the function. You would get:
7(6) - 4
42 - 4
f(6) = 38
Answer:
See my writting here have answer
Madison thinks the solution to the equation 2z - 17 = 11 is -3. Is she
correct? Explain.
1. Let G be a group and H be a nonempty subset of G that is closed under the binary operation of G. Then H is a subgroup of G. a. True b. False 2. Given the following statements. Statement A: Every cyclic group is abelian. Statement B: The order of the cyclic group is the same as the order of its generator. Choose the correct option. a. A and B are true. b. Both A and B are false. c. A is true but B is false. d. A is false but B is true. 3. The set of all real numbers under the usual multiplication operation is not a group since a. Zero has no inverse. b. The identity element under the operation does not exist. c. Multiplication is not a binary operation on the set. d. Multiplication is not satisfying the associativity property.
The correct answer is a)True c)True The order of the cyclic group is determined by the number of elements in the group, whereas the order
a. True. If a nonempty subset H of a group G is closed under the binary operation of G, contains the identity element of G, and contains the inverse of each of its elements, then H is a subgroup of G.
c. A is true but B is false. Every cyclic group is indeed abelian, but the order of the cyclic group is not necessarily the same as the order of its generator. The order of the cyclic group is determined by the number of elements in the group, whereas the order of the generator refers to the smallest positive exponent that generates all elements of the group.
a. Zero has no inverse. In the set of real numbers under the usual multiplication operation, the element zero does not have a multiplicative inverse. Every nonzero real number has an inverse, but zero itself does not. In a group, every element should have an inverse, so the set of all real numbers under multiplication does not form a group.
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Consider the graphs of the following lines.
3x - 5y = 2
3x + 5y = -2
Find the slope m of each line.
3x - 5y = 2
m₁ =
3x + 5y = -2
m2 =
8.6A.
4
Slope of lines 3x - 5y = 2 and 3x + 5y = -2 are m₁ = 3/5 and m₂ = -3/5 respectively.
What is slope of the line?The slope of a line is defined as the change in y-coordinate with respect to the change in x-coordinate of the line. The net change in the y coordinate is Δy and the net change in the x coordinate is Δx. Therefore, the change in y-coordinate for a change in x-coordinate can be written as
Line slope is a measure of the steepness or direction of a line in the coordinate plane.
m = Δy/Δx
where,m is the slope
Given,
equations of the line
3x - 5y = 2
Moving 3x to RHS
-5y = -3x + 2
y = (3/5)x - 2/5
comparing with slope intercept equation of the line y = mx + c
slope m₁ = 3/5
Now, equation
3x + 5y = -2
moving 3x to RHS
5y = -3x - 2
y = (-3/5)x - 2
comparing with slope intercept equation of the line y = mx + c
slope m₂ = -3/5
Hence, m₁ = 3/5 and m₂ = -3/5 are slope of lines 3x - 5y = 2 and 3x + 5y = -2 respectively.
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please help me ill give brainliest
Answer:
Ok so I think it might be multiplying or dividing
Step-by-step explanation:
My answer for multiplying is 6,732
My answer for dividing is 46.33333
Answer:
Step-by-step explanation:
There are 561 people.
When you divide by 12 you get 46 complete tables of 12
There are 9 people left over.
You can't round down. You must round up. These 9 people get a table all to themselves.
So you need 47 tables.
uhh solve the question? i hope i find some haikyuu stans out there✌️
Answer and Step-by-step explanation:
\((\frac{1.25 - x}{1.25x} ) * 100\\\\\\(\frac{1.25}{1.25x} - \frac{x}{1.25x} ) * 100\\\\(\frac{1}{x} - \frac{1}{1.25} ) * 100\\\\\frac{100}{x} - 80\\\\\\\)
Decreased by 20%
Answer:
YESSSSSS I LOVE HAIKYUU (my favorite ppl in haikyuu are iwaizumi, akaashi, kuroo, oikawa, and kenma- also suna)
Step-by-step explanation:
also 20% is ur answer
Calculate the area of the regular pentagon.
The area of the regular pentagon is 252.7m²
How to determine the valueThe formula that is used for calculating the area of a regular pentagon is expressed with the equation;
A = 5/2 x s x a
where the parameters are;
's' is the side of the pentagon 'a' is the apothem length.Apothem is the line from the center of the pentagon to a side, intersecting the side at 90 degrees right angle.
apothem,a = s/2 tan (180/n)
Substitute the values
Apothem, a = 7.6/2 tan 16
a = 7.6/0.57 = 13.3m
Substitute the values, we get;
Area = 5/2 × 7.6 × 13.3
Multiply the values, we have;
Area = 505. 4/2
Divide the values, we get;
Area = 252.7 m²
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A management dilemma defines the research question.True or False
A management conundrum is an issue or difficulty that a manager faces that necessitates a choice. This difficulty or challenge frequently defines the study question and motivates researchers to conduct research to discover a solution that is the given statement is true.
What is research?Mathematics research is the long-term, open-ended investigation of a series of connected mathematical issues, the answers to which connect to and build upon one another. Because students always come up with new questions to ask based on their observations, problems are open-ended. Mathematics research is the long-term, open-ended investigation of a series of connected mathematical issues, the answers to which connect to and build upon one another. Because students always come up with new questions to ask based on their observations, problems are open-ended. Student research also has the following characteristics: Students create questions, tactics, and outcomes that are, at least for them, unique. Students employ the same broad techniques as research mathematicians. They go through data collection, visualization, abstraction, conjecture, and proof cycles.
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Write a system of equations to describe the situation below, solve using any method, and fill in the blanks.
A librarian is expanding some sections of the city library. He buys books at a special price from a dealer who charges one price for any hardback book and another price for any paperback book. For the children's section, Mr. Howard purchased 100 new hardcover books and 72 new paperback books, which cost a total of $1,760. He also purchased 97 new hardcover books and 72 new paperback books for the adult fiction section, spending a total of $1,718. What is the special price for each type of book?The special price is $ for hardcover books and $ for paperback books.
The system of equation is 100x + 72y = 1760 and 97x + 72y = 1718. The special price is $14 for hardcover books and $5 for paperback books.
What is linear equation?Equations are declarations of equality between two mathematical expressions containing one or more variables. A linear equation is one in which the maximum power of the variable is one. Any arithmetic equation can be solved using linear equations, which can also be used to find the precise value or root of the variable that answers the question.
Let us suppose the price of hardback covers = x.
Let us suppose the price of paperback covers = y.
Given that, Mr. Howard purchased 100 new hardcover books and 72 new paperback books, which cost a total of $1,760.
100x + 72y = 1760........(1)
He also purchased 97 new hardcover books and 72 new paperback books for the adult fiction section, spending a total of $1,718.
97x + 72y = 1718.........(2)
The system of equation to describe the situation is:
100x + 72y = 1760.
97x + 72y = 1718
To find the solution subtract the two equations:
100x + 72y = 1760.
- (97x + 72y = 1718)
Thus,
3x = 42
x = 14
Substitute the value of x in equation 1:
100(14) + 72y = 1760
1400 + 72y = 1760
72y = 360
y = 5
Hence, the special price is $14 for hardcover books and $5 for paperback books.
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Can someone please help me with this immediately. What is the length of A F¯¯¯¯¯
, in centimeters?
A. √384
B. √164
C. 10
D. 6
Help please I need to pass
Answer:
(x+8, y+4).
Step-by-step explanation:
8 units to the right followed by 4 units up.
Complete the square:
someone help me on this que stion AS AP PLEASE!!
D. None of these, as neither option B nor option C can be obtained using the Law of Detachment.
The Law of Detachment states that if a conditional statement "if p, then q" is true and p is true, then q must also be true.
Analyzing the given options:
A. The conclusion "There is no school" can be obtained by applying the Law of Detachment to the given information, as it matches the format of the law: "If today is Saturday (p), then there is no school (q)." Since today is Saturday (p), the conclusion that "There is no school" (q) can be derived using the Law of Detachment.
B. The conclusion "He is able to buy a new set of headphones" is not directly obtained by using the Law of Detachment. It involves an additional conditional statement and is not in the form of the given "if p, then q" structure.
C. The conclusion "George lives in both Brick and Ocean County" cannot be derived using the Law of Detachment. It is not in the form of a conditional statement, and there is no given information that connects George's residence to the conditional statement provided. Therefore, D is the right answer. None of them are possible utilizing the Law of Detachment, as neither option B nor option C can be obtained. Therefore, Option D is correct.
The question was incomplete. find the full content below:
Which of the following conclusions is true AND obtained by using the Law of Detachment
A. If today is Saturday, then there is no school.
Today is Saturday.
There is no school.
B. If you work 8 hours, then you'll earn $100.
If you earn $100, you'll be able to buy a new set of headphones.
Jonathan works 8 hours.
He is able to buy a new set of headphones.
C. If a person lives in Long Beach Island, then they live in Ocean County.
Brick is in Ocean County.
George lives in both Brick and Ocean County
D. None of these.
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Which algebraic expression represents this phrase?
the product of 40 and the distance to the finish line
о
A.
A.
91
B. 40 - 0
C. 40.d
D. 40+
Expand:
f(x) = x4 − ___x3 + ___x2 + ___x − ___
By algebraic handling and factor rules, the polynomial (x - 2) · (x - 5) · (x - √3) · (x + √3) is equivalent to the expanded form x⁴ - 7 · x³ + 7 · x² + 21 · x - 30.
How to expand a quartic function
Herein we must transform a polynomial of the form (x - r₁) · (x - r₂) · (x - r₃) · (x - r₄) to the form a · x⁴ + b · x³ + c · x² + d · x + e by algebraic handling, especially factor rules:
(x - 2) · (x - 5) · (x - √3) · (x + √3)
(x² - 7 · x + 10) · (x² - 3) Factor rules
x² · (x² - 3) - (7 · x) · (x² - 3) + 10 · (x² - 3) Distributive and commutative properties
x⁴ - 3 · x² - 7 · x³ + 21 · x + 10 · x² - 30 Distributive property/Definition of power
x⁴ - 7 · x³ + 7 · x² + 21 · x - 30 Distributive property/Definition of addition
By algebraic handling and factor rules, the polynomial (x - 2) · (x - 5) · (x - √3) · (x + √3) is equivalent to the expanded form x⁴ - 7 · x³ + 7 · x² + 21 · x - 30.
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Someone please help it’s an emergency!!
Answer:
-3
Step-by-step explanation:
Look at x. Go right until you see 3. Now look below to see what y is.
When x is 3, y is -3.
Choose the graph of this equation. y = 2.5x
Answer:
1
Step-by-step explanation:
Calculate the maximum tensile bending stress (express the stress in pa or mpa ) and determine its location with respect to neutral axis.
To determine the location of the maximum tensile bending stress with respect to the neutral axis, you need to find the point where the distance (y) is maximum.
To calculate the maximum tensile bending stress, you need to know the moment of inertia of the cross-sectional shape and the distance from the neutral axis to the point of interest.
The formula to calculate the maximum tensile bending stress (σ) is:
σ = (M * y) / I
where:
- M is the bending moment applied to the material
- y is the distance from the neutral axis to the point of interest
- I is the moment of inertia of the cross-sectional shape
Please provide the values for the bending moment (M), the moment of inertia (I), and the cross-sectional shape to calculate the maximum tensile bending stress and determine its location with respect to the neutral axis.
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factored form of 2x^2+x-3 must show work
Answer:
(2x+3)(x - 1)
Step-by-step explanation:
Since there is no common number to factor by we must approach this problem differently:
Step 1:
Multiply leading coefficient (2) by the constant term (-3)
2 x -3 = -6
Step two:
Find two numbers that multiply to -6 but add to the middle coefficient (1).
You should find these numbers to be 3 and -2
Step 3:
Replace 1x in the equation with your found numbers
2x^2 - 2x + 3x - 3
Step 4:
Take out the greatest common factor from the first two numbers, and the last two numbers.
For 2x^2 - 2x the greatest common factor would be 2x
For 3x - 3 the greatest common factor would be 3.
Step 5:
Factor out the found common factors
2x(x-1) + 3(x-1)
The values inside the bracket should be the same.
Step 6:
Factor out (x-1)
(x - 1)(2x + 3)
Therefore the factored form is (2x + 3)(x - 1)
The derivative of a function of f at x is given by
f'(x) = lim h→0 provided the limit exists.
Use the definition of the derivative to find the derivative of f(x) = 3x² + 6x +3.
Enter the fully simplified expression for f(x+h) − f (x). Do not factor. Make sure there is a space between variables. f(x+h)-f(x) =
The fully simplified expression for f(x + h) - f(x) is:
f(x + h) - f(x) = 6hx + 3h² + 6h.
To find the derivative of the function f(x) = 3x² + 6x + 3 using the definition of the derivative, we need to compute the difference quotient: f(x + h) - f(x). Let's substitute the given function into this expression: f(x + h) - f(x) = (3(x + h)² + 6(x + h) + 3) - (3x² + 6x + 3).
Expanding and simplifying: f(x + h) - f(x) = (3(x² + 2hx + h²) + 6x + 6h + 3) - (3x² + 6x + 3). Now, let's distribute the terms and simplify further: f(x + h) - f(x) = 3x² + 6hx + 3h² + 6x + 6h + 3 - 3x² - 6x - 3. Combining like terms, we can cancel out several terms: f(x + h) - f(x) = (6hx + 3h² + 6h). Therefore, the fully simplified expression for f(x + h) - f(x) is: f(x + h) - f(x) = 6hx + 3h² + 6h.
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2. Find the missing measure
Answer: 129
Step-by-step explanation: 180-51
Answer:
129.
Step-by-step explanation:
it's 129 believe me
factorise 12x²+15xy.
Answer:
3x(4x+5y)
Step-by-step explanation:
to factorise this equation you have to remove the common terms,or the common factors in this case the common factor for both sides is 3 and the common letter is x
12x²+15xy
3x(4x+5y)
I hope this helps
O No; there are y-values that have more than one x-value.
• No; the graph fails the vertical line test.
• Yes; the graph passes the vertical line test.
Yes; there are no y-values that have more than one x-value.
The graph meets the vertical line test requirement, it must represent a function (C) The vertical line test shows that the graph is correct, hence the answer is yes.
How do functions work?According to the function, every value in the domain is associated to exactly one value in the range, and they have a predefined domain and range. It is characterized as a certain kind of relationship.
Please refer to the image instead of the graph, which is related to it.
The graphic displays a graph.
A parabola is seen on the graph.
The vertical line test determines if a graph can be a function, as is common knowledge.
The graph passes the vertical line test option, indicating that it does in fact represent a function (C) The vertical line test shows that the graph is correct, hence the answer is yes.
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PLEASE HELP WILL MARK BRAINLIEST
Answer:
What is the question?
Step-by-step explanation: