The binary equivalent of decimal number 253 is 11111101.
.Sketch the region enclosed by the given curves. Decide whether to integrate with respect to x or y. Draw a typical approximating rectangle and label its height and width.
4x+y^2=12, x=y
Then find the area S of the region.
S=?
The area of the region enclosed by the curves is (3√3 - 13)/3.
To sketch the region enclosed by the given curves 4x+y^2=12, and x=y, we can begin by graphing the curves.
First, let's graph the curve 4x+y^2=12 by rewriting it in terms of y:
\(y^2 = 12 - 4x\)
This is a parabola that opens to the right and is centered at (3,0), with a width of 2√3.
Next, let's graph the line x=y, which passes through the origin at a 45-degree angle.
The region enclosed by the curves is the shaded region in the figure below:
To find the area of this region, we need to integrate with respect to x or y. Since the curves intersect at x=3, it's convenient to use vertical strips and integrate with respect to x.
The height of each strip is given by the difference between the y-coordinates of the parabola and the line at the corresponding x-value, which is:
y = √(12 - 4x) - x
The width of each strip is dx.
Thus, the area of the region is given by the integral:
S = ∫[0,3] (√(12 - 4x) - x) dx
We can simplify this integral by using the substitution u = 12 - 4x, du/dx = -4:
S = ∫[0,3] (√u - 3 + u/4) (-du/4)
S = ∫[0,12] (√u - 3 + u/4) (-du/4) (by extending the limits of integration)
S = [\(-u^{(3/2)/6} - 3u/4 + u^{2/32\)]_[0,12]
S = (3√3 - 13)/3
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Can anyone give me the answer for this one
a²(b²-c²)+b²(c²-a²)+c²(a²-b²) Simplify it
Answer:
After Multiplying them.
we get 0 as an answer.
can someone pleaseeee help me with this i need it done
The domain is -∝ < x < ∝, the range is g(x) > 0, and the asymptote is g(x) = 0
How to plot the graph?The exponential equation is given as:
g(x) = 3^(x+2)
Next, we plot the graph using a graphing calculator
See attachment for the graph of the function g(x) = 3^(x+2)
The function can take any value of x.
So, the domain is -∝ < x < ∝
Also, we have
g(x) = 3^(x+2)
Rewrite as:
g(x) = 3^x * 3^2
Set the exponent to 0
g(x) > 0 * 3^2
This gives
g(x) > 0
So, the range is g(x) > 0, and the asymptote is g(x) = 0
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Use the factor theorem to determine whether v + 5 is a factor of v 4 + 16v 3 + 8v 2 - 725. No yes.
By factor theorem (v+5) is not a factor of the given polynomial f(v).
What does factor theorem mean?
When thoroughly factoring the polynomials, mathematicians apply the factor theorem. The polynomial's zeros and factors are connected by this theorem.
The factor theorem states that if a is any real number and f(x) is a polynomial of degree n 1 then (x-a) is a factor of f(x) if f(a)=0.
The factor theorem states that
f(x) has a factor (x-k) if and only if f(k) = 0
We are given the following information.
F(v) = v 4 + 16v 3 + 8v 2 - 725
We have to check whether (v+5) is a factor of given polynomial.
( v + 5 ) = ( v - ( - 5 )
f( -5 ) = \(( -5 )^{4} + 16( -5)^{3} + 8( -5)^{2} - 725\)
= - 1900
f(-5) ≠ 0
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Hey, can someone help me on this problem?
Answer:
1st one, 4th one, and 5th one
Step-by-step explanation:
Answer:
red, blue and purple
hey There!
for the first one
2*2=4
4*2=8
8*2= 16 so blue is correct
8*8=64 so cyan is not correct
2^8=256 so yellow is not correct
4*4=16 so red is correct
2^4 is the same as 2*2*2*2 which equals 16 so purple is also correct
Which of these expressions is equivalent to log ( 15 x 24 )
Answer:
15*24=360
Step-by-step explanation:
Answer:On A.p.E.X its Log (15) + Log (24)
Step-by-step explanation:
Which expression is equivalent to 4(2.61y − 3.08)
Answer:
10.44y - 12.32
Step-by-step explanation:
Use the distributive property.
4(2.61y − 3.08) =
= 10.44y - 12.32
Mylo is trying to order the fractions below. His first step is to rewrite each fraction with a common denominator. What is the lowest common denominator he could use? 4 15 5 12 7 10
The lowest common denominator Skyla could use to rewrite the fractions is 280.
We have,
Value is the relative what merit or important of something it can referred to an intangible concept such as a person principle or a tangible object such as rare coin. Will you very widely across culture society individual it can even very within the same individual overtime. Value is often used to describe the worth of something in terms of its usefulness beauty. Will you can also refer to the moral or ethical standard of a person or group.
To get this value, she would need to find the least common multiple of the denominators, which are 17, 20, 56, 8, and 15. To do this, she would list out the prime factors of each denominator and then multiply the highest number of each prime factor together.
17: 1 x 17
20: 2 x 10
56: 2 x 2 x 7
8: 2 x 2 x 2
15: 3 x 5
The highest number of each prime factor is 17, 10, 7, 2, and 5, so the least common multiple of the denominators is 17 x 10 x 7 x 2 x 5, which equals 280. This would be the lowest common denominator she could use to rewrite the fractions.
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complete question:
Skyla is trying to order the fractions below. Her first step is to rewrite each fraction with a common denominator. What is the lowest common denominator she could use? 17 20 56 8 15
Simplify the expression
1/5v+3/10v
\(\frac15v+\frac3{10}v=\frac2{10}v+\frac3{10}v=\frac5{10}v=\frac12v\)
Line segment HG
H(-3,-5) & G(2, 2) is dilated
by a factor of 2 to form H'G'.
How long is H'G'?
The length of HG after the dilation by the factor of 2 is 6.6.
What is the distance between two points ( p,q) and (x,y)?
The shortest distance (length of the straight line segment's length connecting both given points) between points ( p,q) and (x,y) is:
\(D = √[(x-p)² + (y-q)²] D = \sqrt{(x-p)^2 + (y-q)^2} \: \rm units.\)
We are given that;
The points H(-3,-5) & G(2, 2)
Dilation = 2
Now
D^2= (2+3)^2 + (2+5)^2
D^2= 25+49
D^2= 74
D=8.6
After dilation =8.6-2
=6.6
Therefore, the distance by the given dilation will be 6.6
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can u tell what is 4/5 minus 3/10
Answer:
4/5 - 3/10 is 0.5.
Step-by-step explanation:
You want to divide top and bottom (Whatever you do to one side do to the other) So start off dividing 5 by 10 which wil give you 0.5, next you want to divide 4 by 3 which gives a repeating decimal so youll use the whole decimal (0.5) as an answer
Answer: 1/2
Explanation: To subtract unlike fractions such as 4/5 - 3/10, first find a common denominator.
The common denominator of 5 and 10 is the
least common multiple of 5 and 10 which is 10.
To get a 10 in the denominator of 4/5, we multiply both the numerator and the denominator of 4/5 by 2 to get the equivalent fraction 8/10.
Notice that 3/10 already has a 10 in the
denominator so it stays the same.
So we have 8/10 - 3/10 which is 5/10.
5/10 can be simplified to 1/2.
When computing confidence intervals using the tukey procedure, for all possible pairwise comparisons of means, the experimentwise error rate will be?
The experiment wise error rate will be a equal to the alpha in the the tukey procedure.
According to the statement
we have to explain about the experiment wise error rate which is computing in confidence intervals using the tukey procedure.
So, For this purpose, we know that the
Tukey's method is used in ANOVA to create confidence intervals for all pairwise differences between factor level means while controlling the family error rate to a level you specify.
And
Tukey's multiple comparison test is one of several tests that can be used to determine which means amongest a set of means differ from the rest.
Then, the error rate in this procedure is a equal to the alpha always.
So, The experiment wise error rate will be a equal to the alpha in the the tukey procedure.
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If x - y = 5 and xy = 6, What is x² - y² = ?
Answer: 35 is the answer for the given problem
Step-by-step explanation:
Answer:
\(x^2-y^2=\pm35\)
Fast and loose:
The difference being positive tells you that \(x>y\). Now try staring at the product for a while, and think of all possible combinations. It's either 6,1 and 3,2, -2,-3, -1,-6 Now, the 3/2 pair both give 1, so no good. 6-1 and \(-1-(-6)\) are indeed 5.
Rigorously:
if \(x-y=5\) it means \(x=5+y\), let's replace in the second
\((y+5)y=6\\y^2+5y-6= (y-1)(y+6)=0\)
From this we get either \(y=1; x=6\) or \(y=-6; x=-1\) . At this point is just replacing either pairs to get the result.
The result!
At this point we just have to crunch numbers:
\(6^2-1^2= 36-1=35\) OR
\((-1)^2-(-6)^2=1-36=-35\)
"-5 increased by one-half of a number is a
maximum of 3."
We can write the given statement as expression -
- 5 + (1/2)x = 3
What is expression?In mathematics, an expression or mathematical expression is a finite combination of symbols that is well-formed according to rules that depend on the context.Mathematical symbols can designate numbers (constants), variables, operations, functions, brackets, punctuation, and grouping to help determine order of operations and other aspects of logical syntax.Given is the statement -
"-5 increased by one-half of a number is a maximum of 3"
We can write it as an expression -
- 5 + (1/2)x = 3
Therefore, we can write the given statement as expression -
- 5 + (1/2)x = 3
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Question 3
Find the point P that partitions the line segment AB given the ratio.
A(3,5) B(4, 3) with the ratio 2:1
Your answer:
O (11/3, 4)
O (4,11/3)
O (5,8)
O (10, 1275)
Clear answer
N
Answer:
I think 1
I think 2
I think 3
I think 4
in a right triangle with a 30 degree angle, draw the perpendicular bisector of the hypotenuse. find the ratio of the length of the segment cut from this perpendicular bisector by the hypotenuse and the longer leg to the length of the longer leg
The perpendicular bisector of the of the hypotenuse side forms a right
triangle with the hypotenuse and the longer leg of the of the triangle.
The ratio, of the length of the segment cut from the perpendicular bisector by the hypotenuse and the longer leg to the length of the longer leg, is 1 : 3
Reason:
The given parameters are;
An acute angle of the right triangle = 30°
Let R represent the length of the hypotenuse side, we have;
The length of the longer leg, \(L_{ll}\) = R × cos(30°) = \(\dfrac{\sqrt{3} }{2} \cdot R\)
The perpendicular bisector forms a right triangle with a leg length = R/2
The length of the hypotenuse formed by the bisector is therefore;\(R_{bisector} = \dfrac{\dfrac{R}{2} }{cos(30^{\circ})} = \dfrac{\dfrac{R}{2} }{\dfrac{\sqrt{3} }{2} } = \dfrac{R}{\sqrt{3} }\)
The length, L, of the segment cut by the hypotenuse and the longer leg is therefore;
\(L= R_{bisector} \times sin(30^{\circ}) = \dfrac{1}{2} \times \dfrac{R}{\sqrt{3} } = \dfrac{R}{2 \cdot \sqrt{3} }\)
The ratio, of the length of the segment cut from this perpendicular bisector by the hypotenuse and the longer leg to the length of the longer leg, r, is therefore;
\(r = \dfrac{L}{L_{ll}} = \dfrac{ \dfrac{R}{2 \cdot \sqrt{3} }}{\dfrac{\sqrt{3} }{2} \cdot R} = \dfrac{2 \cdot R}{2 \cdot \sqrt{3} \times \sqrt{3} \times R } = \dfrac{1}{3}\)
The ratio, of the lengths, r = \(\dfrac{1}{3}\), therefore, r = 1:3
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Answer:
1:3
Step-by-step explanation:
If the shorter leg is equal to x, AB is 2x and AC is x root 3.
AE is half of AB which is x.
Angle ADE is 90-30=60 degrees.
DE is x/root 3.
\(\frac{\frac{x}{\sqrt{3}} }{x\sqrt{3}} = 1:3\)
plssssssssssssssssssssssssssssssssssssss
Answer:
The answer is B
Step-by-step explanation:
its because B is the equilateral triangle and they are asking for a prism whose base is an equilateral angle
Use the definition of the derivative to calculate the derivative of f)x)=7/(x+6)
Hello !
Answer:
\(\Large \boxed{\sf f'(x)=-\frac{7}{(x+6)^2} }\)
Step-by-step explanation:
Let's remember !
The derivate of \(\sf \frac{u(x)}{v(x)}\) is \(\sf \frac{u'(x)v(x)-u(x)v'(x)}{v(x)}^2\)The derivate of \(\sf \lambda x\) if \(\lambda\) (where \(\lambda\) is a real number)The derivate of \(k\) is 0 (where k is a constant)Given : \(\sf f(x) = \frac{7}{x+6}\)
We have :
\(\sf u(x) =7\)\(\sf v(x)=x+6\)Let's derivate u and v with the previous formulas:
\(\sf u'(x)=0\)\(\sf v'(x)=1\)Now we can apply the first formula !
\(\sf f'(x)=\frac{0\times(x+6)-7\times1}{(x+6)^2} \\\boxed{\sf f'(x)=-\frac{7}{(x+6)^2} }\)
Have a nice day ;)
The cylinder and the sphere below have the same radius and the same volume. What is the
height of the cylinder?
A.8m
B.6 m
C.4m
D.9m
. the width of the pool is 25 m find the length of the acual pool?
Answer: How are you supposed to know the length if you only know the width. There isn't an answer to this question.
set up the integral that uses the method of disks/washers to find the volume v of the solid obtained by rotating the region bounded by the given curves about the specified lines.y=x2/3+3,y=3,x=6
About the line y=16.
\(\pi \int\limits^6_0 {\frac{26}{3} } \, x^{2} -\frac{1}{9} x^{4} dx\) is the integral that uses the method of disks/washers to find the volume v of the solid obtained by rotating the region bounded by the given curves about the specified lines.
A method for determining the volume of a solid of revolution of a solid-state material while integrating along an axis "parallel" to the axis of revolution is known as disc integration, also known as the disc method in integral calculus.
This technique stacks an endless number of discs with varied radii and minuscule thickness to produce the final three-dimensional form. To create hollow solids of revolutions, the same ideas may also be applied when using rings in place of discs (this is known as the "washer technique").
As opposed to this, shell integration integrates along an axis that is parallel to the axis of revolution. The solution can be seen in the attached images below.
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can you solve this in 3 min?
The dot plot of the data values is added as an attachment
How to create the dot plotFrom the question, we have the following parameters that can be used in our computation:
85,88,75,100,90,90,88,72,72,79,88,85
Next, we create a frequency table
So, we have
Values Frequency
72 2
75 1
79 1
85 2
88 3
90 2
100 1
Total 12
Using the frequency table above, we create the dot plot
See attachment for the dot plot
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When you exercise, your cells produce more carbon dioxide. select two organ systems and explain how they can help maintain homeostasis after exercise.
Two organ systems that help maintain homeostasis after exercise are the respiratory system and the cardiovascular system.
1. Respiratory System:
During exercise, the increased activity of muscles leads to an increased demand for oxygen, and as a result, the cells produce more carbon dioxide (CO2) as a byproduct of cellular respiration. The respiratory system plays a vital role in maintaining homeostasis by regulating the levels of oxygen and carbon dioxide in the body.
After exercise, the respiratory system responds by increasing the rate and depth of breathing. This elevated ventilation allows for a greater intake of oxygen from the inhaled air. The oxygen-rich air enters the lungs, where it diffuses across the thin walls of the alveoli and into the bloodstream. Simultaneously, the increased ventilation facilitates the removal of carbon dioxide from the bloodstream into the alveoli, ready to be exhaled.
By adjusting the rate and depth of breathing, the respiratory system helps restore homeostasis by replenishing oxygen levels and eliminating excess carbon dioxide. This ensures that the body's cells receive the necessary oxygen for energy production while preventing the buildup of carbon dioxide, which can be detrimental if allowed to accumulate.
2. Cardiovascular System:
The cardiovascular system, composed of the heart, blood vessels, and blood, works in conjunction with the respiratory system to maintain homeostasis after exercise. Its primary function is to deliver oxygen and nutrients to the tissues while removing waste products, including carbon dioxide.
During exercise, the cardiovascular system responds to the increased demand for oxygen and the accumulation of carbon dioxide. The heart rate increases, leading to a higher cardiac output. The cardiac output is the amount of blood pumped by the heart per minute, and it increases to meet the heightened oxygen requirements of the active muscles.
As the heart pumps more vigorously, blood flow to the muscles is enhanced. This allows for the delivery of oxygen and nutrients to the working tissues, promoting their optimal function. Simultaneously, the increased blood flow facilitates the removal of carbon dioxide produced during exercise.
The blood vessels also play a role in maintaining homeostasis after exercise. They undergo vasodilation, which means the blood vessels widen to accommodate the increased blood flow to the muscles. This vasodilation helps dissipate heat generated during exercise and allows for efficient oxygen and nutrient delivery to the tissues.
Together, the respiratory system and the cardiovascular system work synergistically to maintain homeostasis after exercise. The respiratory system ensures an adequate supply of oxygen and the elimination of excess carbon dioxide, while the cardiovascular system delivers oxygen and nutrients to the tissues while removing waste products. This coordinated effort helps restore the body's internal balance and supports efficient cellular function.
\(\huge{\mathfrak{\colorbox{black}{\textcolor{lime}{I\:hope\:this\:helps\:!\:\:}}}}\)
♥️ \(\large{\textcolor{red}{\underline{\mathcal{SUMIT\:\:ROY\:\:(:\:\:}}}}\)
Help me please this is due please help
Answer:
2.12$
Step-by-step explanation:
0.18$ * 16 =2.88$
5$-2.88$ = 2.12$
2.12$ is the change
If f(x)=2(3X)+1, what is the value of f(2)?(Substitute and be careful with order of operations) Your answer: A 19, B 13,C 20
We are given the following function
\(f(x)=2(3^x)+1\)We are asked to find the value of f(2)
f(2) means to substitute x = 2 into the function
\(f(2)=2(3^2)+1\)Recall the order of operations, first solve the exponent, then multiplication, and finally addition
\(\begin{gathered} f(2)=2(3^2)+1 \\ f(2)=2(9^{})+1 \\ f\mleft(2\mright)=18+1 \\ f\mleft(2\mright)=19 \end{gathered}\)Therefore, the value of f(2) is 19
A rectangular office is divided into two identical parts using a curtain as shown in the diagram.
2 trapezoids are connected. Each trapezoid has a base of 10 feet, height of 10 feet, and top side length of 4 feet.
What is the area of one trapezoidal section of the office?
Answer:
70.
Step-by-step explanation:
That was the answer after I got 200 wrong.
Answer:70
Step-by-step explanation:
Given vectors u = ⟨–2, 1⟩ and v = ⟨4, –2⟩, which statement is true concerning u and v? a. The vectors form an obtuse angle of approximately 93°. b. The vectors form an obtuse angle of approximately 96°. c. The vectors form an obtuse angle of approximately 127°. d. The vectors point in opposite directions.
Answer:
D) The vectors point in opposite directions.
Step-by-step explanation:
got it right on edge :)
see graph below
Answer:
D. The vectors point in opposite directions.
Step-by-step explanation:
Can someone help me with this please???
Describe in words what you will do to solve this. You do not need to solve. -3x = 12
Answer:
First solve I will divide both sides by the coeeficient (the number attached to the vairable) -3. then I will have my answer of x = -4
Step-by-step explanation:
A group of researchers has studied the effect of a new cognitive therapy and the number
of pain attacks in a group of 13 patients. They want to know about the new one
therapy reduces the number of seizures better than placebo. Their data is not
normally distributed. Test using a Wilcoxon’s signed rank test to see if there is evidence to
conclude that the new therapy has a statistically significant effect.
New therapy 5 6 4 8 4 12 1 13 4 6 2 56 6 Placebo 13 5262 2 15 5 5 1 14 12 7 10
The Wilcoxon signed-rank test is employed to see if there is a substantial difference between two related samples. Here the new cognitive therapy group and placebo group are related samples as they both belong to the same sample of cognitive therapy's study. The Wilcoxon signed-rank test is performed on the rank-based data as the data is not normally distributed. Following is the calculation for Wilcoxon’s signed rank test:The null hypothesis for the Wilcoxon signed-rank test is that there is no difference between the new cognitive therapy and placebo treatments. While the alternative hypothesis is that there is a difference between the two treatments.
The Wilcoxon signed-rank test is performed as follows:
Rank all the data, with the lowest value being ranked 1 and the highest value being ranked 12.
Calculate the difference between the new cognitive therapy and placebo group scores.
Take the absolute values of the differences.
Rank the differences in ascending order and ignore the signs.
Calculate the sum of the ranks of the new cognitive therapy group.
Calculate the test statistic T.
For this dataset, the calculations of the Wilcoxon signed-rank test are as follows:
Data Ranked (New therapy) Difference Absolute Difference Ranked Differences + Rank Therapy Differences - Rank Placebo 5 1 4 3 4 4 6 2 4 4 2 2 4 4 8 7 1 1 1 12 10 2 2 3 5 1 6 13 12 1 8 7 7 4 4 1 5 5 5 1 14 13 1 2 1 15 7 8 7 7 5 9 10 3 5 8 56 12 44 12 12 11 7 Total 49
Calculating T:
\($$T =\) \(\frac{Total\ of\ positive\ ranks - \frac{n(n+1)}{4}}{\sqrt{\frac{n(n+1)(2n+1)}{24}}}$$\)
Here, n is the number of pairs, which is 12.
T = 3.52
Using the Wilcoxon signed-rank test table, the critical value at the 0.05 level for n = 12 is 18.
Since T (3.52) is less than the critical value (18), the null hypothesis cannot be rejected.
There is no evidence to suggest that there is a difference between the new cognitive therapy and placebo treatments.
Geometry: Transformations
The point (-4, -1), is the bottom of a triangle. Which point would it map to if the triangle was translated right 5 units and reflected about the x-axis.
A) (2, 1)
B) (1, 1)
C) (-4, -4)
D) (-9, 1)
Answer: Ur answer will be A.