I agree with her statement that she needs 20 yards of ribbon to make the hair bows.
What is Algebraic expression ?
Algebraic expression can be defined as combination of variables and constants.
No, I don't agree that Maria needs 20 yards of ribbon to make 24 hair bows.
First, we need to convert the 24 hair bows to the amount of ribbon required. If Maria uses 2.5 feet of ribbon for each hair bow, then for 24 hair bows, she would need:
24 hair bows x 2.5 feet per hair bow = 60 feet of ribbon
Next, we need to convert the feet to yards because Maria stated the amount of ribbon in yards. Since there are 3 feet in 1 yard, we can convert 60 feet to yards by dividing it by 3:
60 feet ÷ 3 feet per yard = 20 yards
So, Maria actually needs 20 yards of ribbon to make 24 hair bows. Therefore, I agree with her statement that she needs 20 yards of ribbon to make the hair bows.
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does anything in the plot of the semimajor axis versus the period change when the eccentricity is changed?
Yes, the connection between the semimajor axis and an orbit's period varies as the eccentricity of the orbit changes.
What is eccentricity?In geometry, the eccentric definition is the distance from any point on a conic section to the focus divided by the perpendicular distance from that point to the nearest directrix. In general, eccentricity aids in determining the curvature of a form. The eccentricity grows as the curvature lowers.
Here,
In general, an orbit's period is proportional to the square root of the semimajor axis multiplied by three. This connection, however, is only valid for circular orbits with zero eccentricity. When the eccentricity is larger than zero, the period of the orbit is still determined by the magnitude of the semimajor axis, but it is also determined by the form of the orbit as given by the eccentricity. The relationship between the semimajor axis and the period in this situation is not as straightforward as a proportionate relationship.
As a result, modifying an orbit's eccentricity modifies the connection between the semimajor axis and the period.
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What is the slope of the line that passes through the points (-5, 6) and (-9, -6)
The slope of the line that passes through the points (-5, 6) and (-9, -6) is 3
What is slope ?
A line's steepness is determined by its slope. In mathematics, slope is determined by "rise over run" (change in y divided by change in x).
Let the given points as shown:
(x1,y1)= (-5, 6) and (x2,y2)= (-9, -6)
Slope = m = (y2-y1) /( x2-x1)
= (-6-6) /(-9-(-5))
= -12/-4
= 3
So, the slope of the line that passes through the points (-5, 6) and (-9, -6) is 3
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QUICK! Please help, will give brainliest
The answer is D none of the above
Answer:
i believe the answer is D. None of the above.
Step-by-step explanation:
I need help someone?
Answer:
Table A
Step-by-step explanation:
It grows at a steady rate by 1 for x, the other ones grow exponentially.
for a two-factor study with 2 levels of factor a, 2 levels of factor b, and a separate sample of 10 participants in each treatment condition, the two means for level a1 are 4 and 1, and the two means for level a2 are 3 and 2. for these data, what is the value of ss between treatments?
As per the two factor study, the value of s is 60.
Two factor study
In math, two factor study defined as an experimental design in which data is collected for all possible combinations of the levels of the two factors of interest.
Given,
Here we have that for a two-factor study with 2 levels of factor a, 2 levels of factor b, and a separate sample of 10 participants in each treatment condition, the two means for level a1 are 4 and 1, and the two means for level a2 are 3 and 2.
And we need to find the value of s between treatments.
As per the given question, we have identified that the values,
Number of participants = 10
And we also know that, level a1 are 4 and 1, and the two means for level a2 are 3 and 2.
So, based on the two factor method, the value of s calculated as,
Here we have to multiple factors first,
=> 3 x 2 = 6
And then multiply that by n = 10,
=> 6 x 10 = 60
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suppose that an
and
bn
are series with positive terms and bn ia convergent prove that if lim an/bn =0 then an is also convergent
show that the series congerges lnn/n3 lnn/n^1/2 en
The series on the right-hand side is a convergent p-series with p = 2. Therefore, by the comparison test, the original series converges as well.
To prove that if lim an/bn = 0 and bn is convergent, then an is also convergent, we can use the limit comparison test. Since bn is convergent, we know that its terms approach 0. Therefore, we can choose a positive number ε such that 0 < ε < bn for all n. Then, we have:
lim (an/bn) = 0
=> for any ε > 0, there exists N such that for all n > N, |an/bn| < ε
=> for all n > N, an < εbn
Since ε is a positive constant and bn is convergent, we know that εbn is also convergent. Therefore, by the comparison test, an is convergent as well.
To show that the series ∑(ln n)/(n^3 ln n^1/2 e^n) converges, we can use the comparison test again. Note that:
ln n^1/2 = (1/2)ln n
ln n^3 = 3ln n
Therefore, we can rewrite the series as:
∑[(1/2)/(n^2 e^(ln n))] = (1/2)∑(1/(n^2 n^ln(e)))
Since n^ln(e) > 1 for all n, we have:
(1/2)∑(1/(n^2 n^ln(e))) < (1/2)∑(1/n^2)
The series on the right-hand side is a convergent p-series with p = 2. Therefore, by the comparison test, the original series converges as well.
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Report the interpretation for the stress variable. BMI is the outcome.
Coefficients a
Unstandardized | Coefficients | Standardized Coefficients Model B Std. Error Beta 1 t Sig.
1 (Constant) 25.441 1.810 14.058 .000
snack_portion -670 .416 -083 -1.611 .108
exercise .206 .305 .035 .675 .500
tv .313 .010 .146 2.834 .005
stress -.011 .469 .004 -.023 .982
a. Dependent Variable: ccc_bmi
However, the coefficient for stress is statistically insignificant (p > .05), meaning that this relationship is not significantly different from zero at the 0.05 level of significance
The variable in question is the stress variable, which has an unstandardized coefficient of -.011. It means that for each unit increase in stress, there is an estimated decrease of .011 units in BMI.
A multiple regression model, with BMI as the outcome, is presented above. The interpretation for the stress variable, in light of the unstandardized coefficients, is that stress has a negligible effect on BMI. More specifically, a unit increase in stress is estimated to result in a decrease of .011 units in BMI. It is worth noting, however, that the coefficient for stress is statistically insignificant (p > .05), meaning that this relationship is not significantly different from zero at the 0.05 level of significance.
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The answer of the given question based on the stress variable is , we can interpret that stress has a negligible impact on the BMI outcome.
The variable for stress is not significant, and its contribution to the BMI model is small and negligible.
Stress has an unstandardized regression coefficient of -0.011, indicating that the model's BMI outcome decreases by 0.011 units when stress increases by 1 unit.
Since the standardized beta coefficient of stress is -0.004, it means that the effect of stress is so minimal on the BMI outcome and is not significant.
Therefore, from the results, we can interpret that stress has a negligible impact on the BMI outcome.
The output of the BMI regression analysis is shown below:
Coefficients a
Unstandardized | Coefficients | Standardized Coefficients Model B Std. Error Beta 1 t Sig.
1 (Constant) 25.441 1.810 14.058 .000
snack_portion -670 .416 -083 -1.611 .108
exercise .206 .305 .035 .675 .500
tv .313 .010 .146 2.834 .005
stress -.011 .469 .004 -.023 .982
a. Dependent Variable: ccc_bmi
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How many solutions does 3 - 2x = 5-x+ 3 + 4x have?
Answer:
It should be one, right??
Step-by-step explanation:
Cause, if u follow the order of operations, you would follow the same steps. I’m not tryin to take points but don’t mark me brainliest.
Answer:
One solution
Step-by-step explanation:
If you put the two equations on a graphing calculator you would see that there are only 1 point that has intersected. For a more written answer, you would combine -x and 4x to get 3x and 5 and 3 to get 8.
From there on out, you would then have this equation 3 - 2x = 8 + 3x. Add 2x both sides to get 3 = 8 + 5x, then subtract 8 both sides to get -5 = 5x. Divide both sides to get x = -1. This is the only known solution that I know of.
Find the H. C.F of 20, 30 and 40
Answer:
10
Step-by-step explanation:
The HCF of 20, 30, and 40 is 10.
I hope it will help youplease make me brainlestTHANK USuppose a triangle has two sides of length 3 and 4 and that the angle
between these two sides is 60°. What is the length of the third side of the
triangle?
A. 5
B. 113
C. 413
D. 3
SUBMIT
A taxi charges $1.25 per mile and a flat fee of $2.75. How much would Maria pay for a 5 mile ride?
Answer:
9
Step-by-step explanation:
so you write the expression 2.75+1.25x= ?
If we subsitute the X for 5(miles) the we'll have the expression 2.75+1.25(5)= ?
and if you simplify that you will get 9.
Another word for domain or independent variable
Answer:
a other word for domain is state , zone land ,kingdom
Write the equation of the line with the given properties then choose the graph that fits the equation of the line.The line passes through (-5,3) and is perpendicular to the x-axis. (Type and equation. Simplify)
Given the point:
(x, y) ==> (-5, 3)
Let's write the equation of the line that passes through the point and is perpendicular to the
x-axis.
Since the line is perpendicular to the x-axis, it will be parallel to the y-axis.
Therefore, the equation of the line will be the x-coordinate of the point.
The line is a vertical line which passes through x = -5
Hence, we have the equation of the line:
x = -5
To graph the line, draw a vertical line that passes through x = -5.
ANSWER:
x = -5
my friend consumed 8 donuts in one sitting. 8 donuts is .... (a) a lower bound on how many donuts he is physically capable of eating in one sitting. (b) an upper bound on how many donuts he is physically capable of eating in one sitting. (c) the exact number of donuts that he is physically capable of eating in one sitting. (d) none of the other answers is correct.
My friend consumed 8 donuts in one sitting. 8 donuts is a lower bound on how many donuts he is physically capable of eating in one sitting option A.
An element of K that is bigger than or equal to each member of S is referred to as an upper limit or majorant of a subset S of some preordered set (K, ) in mathematics, notably in order theory. In addition, each element of K that is smaller than or equal to each element of S is characterised as a lower limit or minorant of S.
A set that has an upper (or lower) bound is referred to as being majorized (or minorized), bounded from above, or minorized by that bound. In the mathematical literature, sets that have upper (or lower, respectively) limits are referred to as being bounded above (or below).
Friend consumed 8 doughnuts. So it is
lower bound on how can eat in a sitting.
Many donuts he lower bound is the lowest quantity in a set, as in our.
example, we definitely know he can eat 8 of them. We don't know how many more can be eat (upper bound) or is it exact amount be can eat.
Hence option (a) is correct.
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heya heya heya math question please
thanks in advance :')
Solve for x. Round your answer to the nearest tenth and type it in the blank without units.
The opposite side of the right triangle (x) is approximately 6.888 inches long.
Right angle triangleTo solve this problem, we can use the trigonometric ratio for the sine function, which is opposite/hypotenuse. We have the hypotenuse as 12 inches and the opposite angle as 35 degrees, so we can set up the equation:
sin(35) = opposite/12
To solve for the opposite, we can multiply both sides by 12:
opposite = 12 * sin(35)
sin(35) as approximately 0.574:
opposite = 12 * 0.574
opposite ≈ 6.888
Therefore, the opposite side of the right triangle (x) is approximately 6.888 inches long.
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here is a graph of the relationship between height an volume of some cylenders that all have the same radius, R. an equation that represents this relationship is V=πR2h(use 3.14 as an aproximate for π)
The answer of the given question is the radius of the cylinders is approximately 1 unit, based on the chosen point on the graph.
What is Radius?Radius is a fundamental geometric property of a circle, which is defined as the distance from the center of the circle to any point on the circle's circumference. It is a one-dimensional measurement and is usually denoted by the symbol "r". The radius is defined similarly as the distance from the center of the shape to its outer boundary.
The radius is an important parameter in many mathematical equations and formulas that involve circles or three-dimensional shapes, like calculating the area or volume of a circle, cylinder, or sphere.
To find the radius of the cylinders given the equation V = πR²h, we can rearrange the equation to solve for R. We know that the radius is constant for all cylinders in the graph, so we can use any point on the graph to find its value.
Let's choose a point on the graph where the height is h=1 and the volume is V=3.14 (using 3.14 as an approximation for π):
V = πR²h
3.14 = πR²(1)
3.14/π = R²
R = √(3.14/π)
R ≈ 1.0
So the radius of the cylinders is approximately 1 unit, based on the chosen point on the graph.
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The complete question is:Here is a graph of the relationship between the height and volume of some cylinders that all have the same radius, R. An equation that represents this relationship is V =πR²h (use 3.14.as an approximation for π). What is the radius of these cylinders?
Determine the quantity needed to replace the question mark to make the scale balance The weight times the distance on both sides of the fulcrum (the triangle) must be the same to make the scale balance
6 kg 3m - 600 cm
The quantity needed to replace the question mark to make the scale balance is ? grams
work please, I wanna understand how to do it. thank you:)
Solution :
Given
\($W_1$\) = weight of the first side
= 6 kg = 6000 g
\($D_1$\) = distance of the first weight from the triangle.
= 3 m = 300 cm
\($D_2$\) = distance of the first weight from the triangle.
= 600 cm
Let, \($W_2$\) = weight of the second side
So, \($W_1$\) x \($D_1$\) = \($W_2$\) x \($D_2$\)
or \($W_2=\frac{W_1 \times D_1}{D_2}$\)
\($W_2=\frac{6000\times 300}{600}$\)
= 3000 g
Therefore, the quantity that is used to replace the question mark in order to make the scale balance is 3000 g.
solve 15 2x = 36. round to the nearest ten-thousandth.
To solve the equation 15 + 2x = 36, we can start by subtracting 15 from both sides of the equation to get 2x = 21. Then, we can divide both sides by 2 to get x = 10.5. Rounded to the nearest ten-thousandth, the solution is x = 10.5000.
2x + 4y = -16
solve for y
Answer: y = -1/2x -4
Step-by-step explanation:
To solve for y, subtract 2x on both sides
2x-2x + 4y = -16 - 2x
Simplify
4y = -16 - 2x
Divide by 4 on both sides to get y by itself
4y/4 = -16 - 2x/4
Simplify
y = -4 - 1/2x
Switch the right-side terms to write them in slope-intercept form
y = -1/2x -4
The Franklin Middle School cafeteria is logging their sales from today's lunch. They sold only sandwiches and burritos today. They sold a total of 158 items for $674. Burritos sell for $5 each, and sandwiches sell for $3 each.
Linda the lunch lady wrote these two equations to represent the number of burritos (b) and sandwiches (s) sold today.
5b+3s=674
b+s=158
How many of each lunch item were sold?
Answer:
5b
Step-by-step explanation:
shdgsushhdudgwhdvd
Given f(2) = 1093 (92) and g(2) = 30 . Find and simplify (fog) (2)
Refer to image
Given \( f(x)=\log _{3}(9 x) \) and \( g(x)=3^{x} \). Find and simplify \( (f o g)(x) \) \( 2 x \) \( 27^{x} \) \( 2+x \) None of these.
The simplified expression for (f ∘ g)(x) is 2 + x (option d).
To find and simplify (f ∘ g)(x), we need to substitute the expression for g(x) into f(x) and simplify.
Given:
f(x) = log₃(9x)
g(x) = \(3^x\)
Substituting g(x) into f(x):
(f ∘ g)(x) = f(g(x)) = log₃\((9 * 3^x)\)
Now, we simplify the expression:
log₃\((9 * 3^x)\) = log₃(9) + log₃\((3^x)\)
Since logₓ(a * b) = logₓ(a) + logₓ(b), we have:
log₃(9) + log₃\((3^x)\) = log₃\((3^2)\) + x
Using the property logₓ\((x^a)\) = a * logₓ(x), we get:
log₃\((3^2)\) + x = 2 * log₃(3) + x
Since logₓ\((x^a)\) = a, where x is the base, we have:
2 * log₃(3) + x = 2 + x
Therefore, (f ∘ g)(x) simplifies to:
(f ∘ g)(x) = 2 + x
So, the correct answer is (d) 2 + x.
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Complete Question:
Given f(x)=log₃(9x) and g(x)=\(3^x\). Find and simplify (f ∘ g)(x)
(a) 2x
(b) x
(c) \(27^x\)
(d) 2+x
(e) None of these.
expand and simplify 4(2x-1)+3(2x+5)
Answer:
Step-by-step explanation: 4(2x-1)+3(2x+5)
Expand the expression to eliminate the brackets
8x-4+6x+15.....Expansion
Now simplify by grouping like terms
8x+6x-4+15
8x+6x=14x
-4+15=11
Therefore simplification=14x+11
Social psychologists use the word ____ to refer to how people deal with traumas and return, post-trauma, to healthy, effective functioning. Group of answer choices
The term "resilience" encompasses the psychological processes and traits that enable individuals to deal with traumas and recover their healthy and effective functioning.
To understand resilience more deeply, let's consider a mathematical analogy.
Just as mathematical equations can be adjusted or modified to solve different problems, individuals need to adapt their coping mechanisms to match the specific demands of a trauma. Being adaptable allows people to assess the situation, identify necessary adjustments, and find effective strategies for recovery.
Resilience is not solely about returning to a pre-trauma state but also involves personal growth and transformation. In mathematics, this growth can be compared to solving a complex problem that requires expanding one's knowledge and skills.
It's important to note that resilience is not a fixed trait, but rather a dynamic process that can be developed and strengthened over time. Just as mathematical skills can be improved through practice and learning, individuals can cultivate resilience through various interventions, such as therapy, support groups, self-care practices, and building healthy relationships.
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• Identify all of the following that are prime numbers. (5 points)
12
197
11
27
031
142
59
163
072
81
Answer:
11
31
59
163
djdhxnwnxnwjsnhsd
The legs of a right triangle are represented by a and b, and the hypotenuse of the right triangle is represented by c. Which equation represents the Pythagorean Theorem?
Answer:
a²+b²=c² if that's what you mean :)
PLSSSS HELP IF YOU TRULY KNOW THIS
Answer:
x=1
Step-by-step explanation:
10(x-1) =0
We want to use the distributive property.
10x -10 =0
Add 10 to each side.
10x-10+10 = 10
10x = 10
Divide each side by 10.
10x/10 = 10/10
x = 1
Find the midpoint of side EF. (4 points)
Figure EFGH is shown. E is at negative 2, 3. F is at 1, 6. G is at 4, 3. H is at 1, 0.
(−1, 4)
(−0.75, 4.25)
(−0.5, 4.5)
(−0.25, 4.75)
Answer:
Midpoint of side EF would be (-.5,4.5)
Step-by-step explanation:
We know that the coordinates of a mid-point C(e,f) of a line segment AB with vertices A(a,b) and B(c,d) is given by:
e=a+c/2,f=b+d/2
Here we have to find the mid-point of side EF.
E(-2,3) i.e. (a,b)=(2,3)
and F(1,6) i.e. (c,d)=(1,6)
Hence, the coordinate of midpoint of EF is:
e=-2+1/2, f=3+6/2
e=-1/2, f=9/2
e=.5, f=4.5
SO, the mid-point would be (-0.5,4.5)
Find the perimeter of the shaded figure. PLS ASAP
Answer:
54
Step-by-step explanation:
Which of the following expresses the sum of 54 and 30 as a product? * O 6 (54 + 30) O 6(9+5) O 9 (6+5) O 9 (54 + 30)
6(9+5)
Step-by-step explanation: