Answer:
1562.05
Step-by-step explanation:
A = P(1 + r/n)^(n*t)
A = 1240(1 + 0.08/1)^(3*1)
A = 1562.04288
A = 1562.05
ill mark branliest i just need help asap quick please and thanks
Answer: answer down
Step-by-step explanation:
0.9 -15/30 -3 14/28
Will mark brainiest for CORRECT answer!
ANSWER: y = (1/2)x - 1.
To find the equation of the tangent line to the curve y = √(x - 3) at the point (4, 1), we need to determine the slope of the tangent line and its y-intercept.
First, let's find the derivative of the function y = √(x - 3) using the power rule:
dy/dx = 1/(2√(x - 3))
Now, we can substitute x = 4 into the derivative to find the slope of the tangent line at that point:
m = dy/dx = 1/(2√(4 - 3)) = 1/2
So, the slope of the tangent line is 1/2.
Next, we can use the point-slope form of a line to find the equation of the tangent line. Given the point (4, 1) and the slope m = 1/2, the equation becomes:
y - y1 = m(x - x1)
Substituting the values (x1, y1) = (4, 1):
y - 1 = (1/2)(x - 4)
Simplifying the equation:
y - 1 = (1/2)x - 2
y = (1/2)x - 1
Therefore, the equation of the tangent line to the curve y = √(x - 3) at the point (4, 1) is y = (1/2)x - 1.
Answer:
y = (1/2)x - 1/2
Step-by-step explanation:
Step 1: Find the derivative of the function
The derivative of a function gives the slope of the tangent line to the curve at any point. To find the derivative of the given function y = sqrt(x - 3), we can use the power rule of differentiation which states that:
d/dx (x^n) = nx^(n-1)
Applying this rule to our function, we get:
dy/dx = d/dx sqrt(x - 3)
To differentiate the square root function, we can use the chain rule of differentiation which states that:
d/dx f(g(x)) = f'(g(x)) * g'(x)
Applying this rule to our function, we have:
g(x) = x - 3
f(g) = sqrt(g)
So,
dy/dx = d/dx sqrt(x - 3) = f'(g(x)) * g'(x) = 1/(2*sqrt(g(x))) * 1
Substituting g(x) = x - 3, we get:
dy/dx = 1/(2*sqrt(x - 3))
So, the derivative of y with respect to x is 1/(2*sqrt(x - 3)).
Step 2: Evaluate the derivative at the given point
To find the slope of the tangent line at the point (4, 1), we need to substitute x = 4 into the derivative expression:
dy/dx = 1/(2*sqrt(4 - 3)) = 1/2
So, the slope of the tangent line at the point (4, 1) is 1/2.
Step 3: Use point-slope form to write the equation of the tangent line
Now that we know the slope of the tangent line at the point (4, 1), we can use point-slope form to write the equation of the tangent line. The point-slope form of a line is given by:
y - y1 = m(x - x1)
where (x1, y1) is the point on the line and m is the slope of the line.
Substituting the values x1 = 4, y1 = 1, and m = 1/2, we get:
y - 1 = (1/2)*(x - 4)
Simplifying this equation, we get:
y = (1/2)x - 1/2
So, the equation of the tangent line to the curve y = sqrt(x - 3) at the point (4, 1) is y = (1/2)x - 1/2.
Hope this helps!
Jolly has 5 candles and 2 knifes for the cake, what the ratio is to knifes to candles
Answer:
2 to 5 or 2:5
Step-by-step explanation:
Dan builds identical model cars and sells them online. He records the number of models he completes every couple of hours. The graph shows Dan’s data. Choose two pairs of points on the line and calculate the slopes between them. Is Dan’s productivity constant? Explain
Yes, Dan productivity is constant and slope is given as 3/2.
What is slope?
The slope of a line is also called its gradient or rate of change. The slope formula is the vertical change in y divided by the horizontal change in x, sometimes called rise over run. The slope formula uses two points, (x1, y1) and (x2, y2), to calculate the change in y over the change in x.
Let we take one pair of point (4,6) and (2,3) and other pair of point is (6,9) and (0,0)
The slope between (4,6) and (2,3) is
m = y2-y1/x2-x1
m = 3-6/2-4
=3/2
The slope between (6,9) and (0,0)
m = 0-9/0-6
=3/2
Hence, both the slopes are equal, therefore his work is constant.
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URGENT!!! Elementary school students were given a geometry assignment. They were to measure the area of several rectangles and to measure the diagonal of the rectangle as shown in the table.
The equation of the least-squares regression line is
ŷ = 3.6 + 0.113x, where ŷ is the diagonal and x is the area of the rectangle. Which shows the residual plot?
The plot of the residuals to the area indicates that the graph that corresponds to the residuals is the second option.
Please find attached the graph of the residual plot for the data created with MS Excel
What is a residual plot?A residual plot is a tool used for assessment of statistical models, to determine how fit the model is to the data. A residual plot is a plot of the residuals to the input or x-values of the data.
The trend line for the data in the question obtained using MS Excel indicates that we get; y = 0.1128·x + 3.6158
The residuals, which is the difference between the actual values and the calculated value obtained using MS Excel are;
Area (in²) \({}\) Residuals
x-value
5 \({}\) -1.0178
10 \({}\) -0.2718
24 \({}\) 0.605
46 \({}\) 0.7874
53 \({}\) 0.7018
78 \({}\) 0.0758
84 \({}\) -0.129
100 \({}\) -0.7538
The above values for the areas and the residuals indicates that the residual plot is n shaped, with the first two values being below the x-axis, which corresponds to the second option
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Triangles U V W and X Y Z are shown. Angles V U W and Z X Y are congruent, angles U W V and X Z P are congruent, and angles U V W and Z Y X are congruent. The length of side U V is 50, the length of V W is 60, and the length of U W is 40. The length of side Z Y is 48, the length of Y X is 40, and the length of Z X is 32.
Which statement best describes triangles UVW and XYZ?
They are similar and congruent.
They are similar, but not congruent.
They are congruent, but not similar.
They are neither congruent nor similar.
The statement that best describes triangles UVW and XYZ is; They are similar, but not congruent.
How to Identify Congruent Angles?
We are given that;
Angles VUW and ZXY are congruent.
Angles UWV and XZP are congruent.
Angles UVW and ZYX are congruent.
Now, the length of side UV is 50, the length of VW is 60, and the length of UW is 40. The length of side ZY is 48, the length of YX is 40, and the length of ZX is 32.
Here the triangles are similar by the AAA similarity and the length of the first triangle is in the ratio 40:50:60 = 4:5:6 .
The side of the second triangle is also in the ratio 32:40:48 = 4:5:6 .
Therefore, the triangles UVW and XYZ are similar but not congruent.
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Answer:
B. They are similar, but not congruent
please answer my question, this is the third time i've asked. (75 Points)
For A it is 6240 / 20% for B it is 6240 x 15%
Answer: A. .20x640=128
128+640=768
B. .15x640=96
640-96
Step-by-step explanation:
what wasbthe high temperature bon the 6th day of the trip
Find the missing side of the triangle. Round to the nearest tenth where necessary (one decimal place). WRITE ONLY THE NUMERICAL VALUE (10 yd = 10).
Answer:
35.6
Step-by-step explanation:
By the Pythagorean Theorem:
\( {x}^{2} + {91.3}^{2} = {98}^{2} \)
\(x = \sqrt{ {98}^{2} - {91.3}^{2} } = 35.6\)
2) On a flight from New York to London, an airplane travels at a constant speed. An equation relating the distance traveled in miles, d, to the number of hours flying, t, is t= d. How long will it take the airplane to travel 800 miles? Show your work 500
The equation for relation of time with distance travelled is,
\(t=\frac{1}{500}d\)Substitute 800 for d in the equation to determine the time required for travelling 800 miles.
\(\begin{gathered} t=\frac{1}{500}\cdot800 \\ =\frac{8}{5} \\ =1.6 \end{gathered}\)So airplane take 1.6 hours to travell 800 miles.
Answer: 1.6 hrs
2. The least common multiple (LCM) of 36 and a number Θ, is 36.
Enter an equation of the form y= mx for the line that passes through the
origin and has slope 13.
Answer:
y = 13x
Step-by-step explanation:
gradient = 13
x = 0
y = 0
\(\frac{Δy}{Δx}\)
so \(\frac{y - 0}{x - 0}\) = 13
cross multiply and you get
y = 13x
What is the median of the numbers 3, 11, 6, 5, 4, 7, 12, 3 and 10 ? * 4 6 5 7 NADH
Answer:
Median: 3,3,4,5,6,7,10,11,12
Answer:
6
Step-by-step explanation:
We need to arrange the numbers 3, 11, 6, 5, 4, 7, 12, 3 and 10 in increasing order
3, 3, 4, 5, 6, 7, 10, 11, 12
Next, we need to find such a number so that it is middle one and hase equal amount of number on either side of it
median = 6
Find m AB
Please and thank you
Arcs get their angle measure from the central angle they're in, in this case the central angle of 86°, central to arcED, has a counterpart of a twin vertical angle across the center, since both vertical angles are identical twins that means the central angle for arcAB is 86° also, and that's the arcAB's measure too.
Leiha buys 19 apples in the grocery store. She makes 2 pies and puts the leftover 7 apples in the refrigerator. How many apples did she use in each pie?
Answer:
6 apples per pie
Step-by-step explanation:
2x+7=19
x=# of apples per pie
Subtract 7 from both sides:
2x=12
Divide both sides by 2:
x=6
4.1 Draw the four different views of the object, as indicated below, on square grid paper. Left Back Front Right
Remember to make use of the grid paper to maintain accuracy and proportionality across all four views.
Certainly! Below is a verbal description of how you can draw the four different views of the object on square grid paper:
Left View: Start by drawing the left side of the object as you would see it from a leftward perspective.
Capture its shape, height, and any visible features. Use the grid lines to maintain proportion and accuracy.
Back View: Move to the back of the object and draw what you see from that viewpoint.
Focus on its rear-facing details, contours, and any distinguishing characteristics. Utilize the grid paper to ensure proper alignment.
Front View: Now, face the object directly and draw its front view. Pay attention to its overall shape, dimensions, and any frontal features or patterns.
Utilize the grid lines to maintain symmetry and precision.
Right View: Finally, position yourself on the right side of the object and draw its appearance from that angle.
Portray the right-facing side, capturing its unique attributes and maintaining consistency with the previous views.
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Alijah had a taxable income of $8450 and filed his federal income tax return with the Single filing status. Using the table below, find the amount he has to pay in taxes.
Single
Taxable income is over
8.350
33 950
82.750
171.550
372,950
But nat over
8,350
33.950
82,250
171.550
372.550
The tax is
Plus
50.00
835.00
4 675.00
16.750.00
41,754.00
108,216.00
10%
15%
25%
20%
33%
35%
Of the
amount over
50
8.350
33.950
82,250
171.550
372,850
O A. $835.00
• B. $850.00
O c. $2087.50
O D. $1252.50
Answer:
Step-by-step explanation:
67
Alijah's taxable income puts him in the first tax bracket, over $8,350 but not surpassing $33,950. Hence, his tax due is a base of $835 plus 15% of the income that exceeds $8,350. This results in a total tax payable of $850. Option B is the correct answer.
Alijah's taxable income falls within the first bracket of the tax table given, being over $8,350 but not over $33,950.
This bracket requires him to pay a tax of $835.00 plus 15% of the amount over $8,350.
He has a surplus of $100 over the $8,350 threshold (i.e., $8,450 - $8,350), and 15% of $100 equals $15.
Therefore, the total tax he owes would be the fixed amount of $835.00 plus the $15.00 calculated, which sums up to $850.00.
Thus, looking at the provided options, option B ($850.00) would be the correct answer.
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The Drama Club is showing a video of their recent play. The first showing begins at 2:30 pm. The second showing is scheduled at 5:25 pm with a 30-minute break between showings. How long is the video in hours and minutes?
Answer:
the video is 4 hours and 25 minutes
Step-by-step explanation:
first you need to subtract 30 minutes from 5:25 giving you 4:55, then you need to find the difference in minutes from 2:30 to 4:55 by subtracting them or just counting because you cannot subtract units of time like they are real numbers. giving you 4 hours and 25 minutes
Copy machine makes 44 copies per minute. How long does it take to make 231 copies?
Answer:
5.25 minutes
Step-by-step explanation:
Listed below are the numbers of unprovoked shark attacks worldwide for the last several years. Why is it that a dotplot of these data would not be very effective in helping us understand the data? Which of the following graphs would be most effective for these data: dotplot, stemplot, time-series graph, Pareto chart, pie chart, frequency polygon? 70 54 68 82 79 83 76 73 98 81 ..... Why is it that a dotplot of these data would not be very effective in helping us understand the data? A. The spread of the data is very small, so it would be nearly impossible to see any differences when represented graphically. B. There are several duplicate values in the data and most graphical methods cannot accurately show duplicate values. C. The data set is too small for a dotplot to reveal important characteristics of the data. D. Even though the data are numeric, they are actually categorical data because each value is discrete.
For a dotplot to highlight significant data properties, the data set is too tiny.
What is meant by statistical chart?A statistical graph or chart is referred to as a graphical illustration of statistical data. In order to make statistical information easier to grasp and analyze, a set of data is represented by statistical graphs.
In the field of statistics, graphs are used to illustrate the relationship between variables or the range of values for a particular variable or occurrence.
Considering the amount of unprovoked shark attacks that have occurred recently throughout the world.
70, 54, 68, 82, 79, 83, 76, 73, 98, 81.
A "dot plot" statistic displays a group of data points arranged on a fundamental scale. Quantitative, continuous, and univariate data are frequently represented using dot plots.
Therefore, the correct answer is option C. The data set is too small for a dot plot to reveal important characteristics of the data.
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What’s the distance between 15,-17 and -20, -5
The distance will be in the decimal form is :41.34
Pythagoras Theorem Formula:Consider the triangle :
Where “a” is the perpendicular,
“b” is the base,
“c” is the hypotenuse.
According to the definition, the Pythagoras Theorem formula is given as:
\(Hypotenuse^2 = Perpendicular^2 + Base^2\)
\(c^2 = a^2 + b^2\)
We have the points are:
15,-17 and -20, -5
To find the distance between them.
The distance of x- axis is:
15 - (-20)
= 15 + 20
= 35
The distance of y- axis is:
|17 - 5| = |-22| = 22
We can now use the Pythagorean theorem (a²+b²=c²) with our imaginary triangle:
\(x^2+y^2=(distance)^2\)
\(35^2+22^2=distance^2\)
\(1709= distance^2\\Distance = \sqrt{1709}\)
In decimal form the distance would be around 41.34.
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the last one is 3/20
Answer:
the answer is C my man. I believe so
Answer:
I believe it is C.
Step-by-step explanation:
41/2≤1.2x what is the answer
Answer:
i can help just meassage me
Step-by-step explanation:
ok thak u
Let z be a standard normal random variable. Use the calculator provided, or this table, to determine the value of c . 0.1112
the soccer team manager plans to have 2 gallons of water for every 4 players on the team during practice. determine whether the statements about ratios are true or false.
A. The team manager needs 1 gallon of water for every 1 player
` true or false
B. The ratio of number of players to gallons of water is 2:1
` true or false
C. The team manager ould need 4 gallons of water for 10 players
` true or false
D. For 30 players, the team manager would need 15 gallons of water ` true or false
Answer:
A.=False
B.=True
C.=False
D.=True
Step-by-step explanation:
The original ration is 2 gallons of water for 4 players.
Each player requires 1/2 gallon of water.
To get the amount of water needed multiply 1/2 by the amount of players.
1*(1/2) does not equal 1
2*(1/2) equals 1
10*(1/2) does not equal 4
30*(1/2) equals 15
HELP ASAP!!! I’m really confused. Thanks!!
Answer:
137°
Step-by-step explanation:
ACD = ACB+BCD
ACD= 75°+62°= 137°
Answer:
Angle ACD = ANGLE ACB + BCD
=75°+62
= 137°
Find the volume of a pyramid with a square base, where the perimeter of the
base is 5.1 in and the height of the pyramid is 2.7 in. Round your answer to
the nearest tenth of a cubic inch.
9514 1404 393
Answer:
1.5 in³
Step-by-step explanation:
Several formulas come into play:
P = 4s . . . . . . . perimeter of square of side length s
A = s² . . . . . . . area of square with side length s
V = 1/3Bh . . . . volume of a pyramid with base area B and height h
__
Using the given numbers, we find ...
(5.1 in) = 4s
s = (5.1 in)/4
A = ((5.1 in)/4)² = 1.625625 in²
V = 1/3(1.625625 in²)(2.7 in) = 1.4630625 in³
The volume of the pyramid is about 1.5 cubic inches.
The initial freshman class at a college is 10% smaller 1
than last year's class. But then during the first week of classes, 20 more
students enroll. If there were 950 students in last year's freshman class,
how many students are enrolled in this year's freshman class after the first
week of classes? *
Answer:
875 students are enrolled in this year's freshman class after the first week of classes.
Step-by-step explanation:
Last year, there were 950 students.
This year, the class is 10% smaller. So it's number of students is 100 - 10 = 90% of last year.
0.9*950 = 855
Initially, this year class had 855 students.
During the first week, 20 enrolled.
855 + 20 = 875.
So
875 students are enrolled in this year's freshman class after the first week of classes.
A trail that wraps around a lake is 1 7/8 miles long. Mara completed one lap around the lake. If she ran 4/5 of the distance and walked the rest. How far did she run?
Answer:
1 1/2 miles
Step-by-step explanation:
The problem statement tells us Mara ran 4/5 of 1 7/8 miles.
Product with mixed numberThe procedure usually recommended for multiplying mixed numbers is to convert them to improper fractions first. Doing that, we find the product to be ...
\(\dfrac{4}{5}\times1\dfrac{7}{8}=\dfrac{4}{5}\times\dfrac{1\times8+7}{8}=\dfrac{4}{5}\times\dfrac{15}{8}\\\\=\dfrac{4\cdot3\cdot5}{5\cdot4\cdot2}=\dfrac{3}{2}=\boxed{1\dfrac{1}{2}}\)
Mara ran 1 1/2 miles.
Please help me out here.
Answer:
19.634954085
Step-by-step explanation:
Pipe Diameter = Height of the trench
Pipe Height = Width of the trench
V = Pi*r^2*L/ Pi*r^2*h
= 22/7 x (2.5/2)^2 x 4
= 19.634954085