Recall that:
\(1\text{ pt = 0.5 qt.}\)Therefore:
\(72\text{ pt=0.5}\times72\text{ qt =36 qt.}\)Answer: 36 qt.
Find the sum of the following finite geometric series.
The sum of the geometric sequence in this problem is given as follows:
5.77.
What is a geometric sequence?A geometric sequence is a sequence of numbers where each term is obtained by multiplying the previous term by a fixed number, which is called the common ratio q.
The first term, the common ratio and the number of terms for this problem are given as follows:
\(a_1 = 10, q = -\frac{2}{3}, k = 8\)
The formula for the sum of the first n terms is given as follows:
\(S_n = a_1\frac{1 - r^n}{1 - r}\)
Hence the sum for this problem is given as follows:
\(S_8 = 10 \times \frac{1 - \left(-\frac{2}{3}\right)^8}{1 + \frac{2}{3}}\)
\(S_8 = 5.77\)
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find the measure of m< ABE
Measure of angle ABE is 47°.
Define angle.An angle is a figure in Euclidean geometry made up of two rays that share a common terminal and are referred to as the angle's sides and vertices, respectively. Angles created by two rays are in the plane where the rays are located. The meeting of two planes also creates angles. We refer to these as dihedral angles. The angle formed by the rays lying perpendicular to the two crossing curves at the point of junction is another property of intersecting curves. Angle can also refer to the length of a rotation or an angle. This metric represents the relationship between a circular arc's length and radius.
Given
∠CBE = 43°
As we know, ∠ABC is a right angle
∠ABC = ∠ABE + ∠CBE
90 = ∠ABE +43
∠ABE = 90 - 43
∠ABE = 47
Measure of angle ABE is 47°.
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b) If a person is selected at random, what is the probability they have an iPhone?
Answer:
for me apple is better its faster and how it is now its cool and yeah
Step-by-step explanation:
he pulse rates of 179 randomly selected adult males vary from a low of 43 bpm to a high of 115 bpm. Find the minimum sample size required to estimate the mean pulse rate of adult males. Assume that we want 90% confidence that the sample mean is within 3 bpm of the population mean. Complete parts (a) through (c) belo
Answer:
97
Step-by-step explanation:
Given that:
Low = 43bpm
High = 115 bpm
Error = 3
α = 90%
To find the range estimate :
Standard destviation = (high - low) / 4
Standard deviation = (115 - 43) / 4
Standard deviation = 72/4 = 18
The sample size,(n) :
n = [(Zα/2 * sd)/E] ²
2 - tail = (Zα/2) = 1.645
[(Zα/2 * sd)/E] ² = [(1.645 * 18) / 3]² = (29.61/3)²
= 97.41
Sample size = 97
which subsequent true/false statement is true?
Answer:
True is corect
Step-by-step explanation:
true = true
PLEASE HELP! i have by the end of the day to turn this in. PLEASE DONT GUESS :)
Answer:
x = 101°
Step-by-step explanation:
180-147 = 32
180-47-33 = 101
also this is not college math what
A triangle PQR is formed by the vertices, P (-3, 3), Q (2,4), and R (3, -1). identify the type of triangle PQR and select all the correct statements
The triangle ABC is an isosceles right triangle because PQ = QR = √26 and PR = QR√2 = PQ√2
How to determine the type of the triangle with the given vertices?From the question, we have the following parameters that can be used in our computation:
P (-3, 3), Q (2,4), and R (3, -1)
As a general rule, we have
An isosceles triangle is any triangle that has two of its sides to be equalAn equilateral triangle is any triangle that has all of its sides to be equalA scalene triangle is any triangle that none of its sides to be equalSo, we start by calculating the lengths of the sides using the distance equation represented as follows
distance = √[(x₂ - x₁)² + (y₂ - y₁)²]
Substitute the known values in the above equation, so, we have the following representation
PQ = √[(-3 - 2)² + (3 - 4)²]
PQ = √26
PR = √[(-3 - 3)² + (3 + 1)²]
PR = √52
QR = √[(2 - 3)² + (4 + 1)²]
QR = √26
Because PQ = QR = √26, then the triangle is an isosceles triangle
Also, because PR = QR√2 = PQ√2, the triangle is a right triangle
This means that an isosceles right triangle
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The photo is burry but help me answer this question I don’t get it
The perimeter of rectangle M'N'O'P' is equal to 54 cm.
What is dilation?In Geometry, a dilation is a type of transformation that typically changes the size (dimensions or side lengths) of a geometric shape, but not its shape.
This ultimately implies that, the size of the geometric shape would be increased (enlarged) or decreased (reduced) based on the scale factor applied.
Since the rectangles are similar, we have the following:
\(\frac{Area\;of\;preimage}{Area\;of\;image} =\frac{(Perimeter\;of\;preimage)^2}{(Perimeter\;of\;image)^2}\)
14/126 = 18²/(Perimeter of rectangle M'N'O'P')²
14/126 = 324/(Perimeter of rectangle M'N'O'P')²
(Perimeter of rectangle M'N'O'P')² = (126 × 324)/14
Perimeter of rectangle M'N'O'P' = √2916
Perimeter of rectangle M'N'O'P' = 54 cm.
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How many solutions does
Y = 2x + 10
3y - 6x = 30
Show all work
A no solution
B one solution
C infinity solutions
Answer:
A no solution
Step-by-step explanation:
y = 2x + 10
3y - 6x = 30
3(2x+10) -6x =30
6x +30 -6x =30
6x -6x = 30-30
0=0
Please help meee!!!!
Step-by-step explanation:
I answered that already.
The temperature during a winter day was less than 8 degrees Fahrenheit. Digby wants to write an inequality for the temperature during the winter day. What constant should Digby use in the inequality?
The constant that will be used in Digby's linear inequality will be 8.
What are linear inequalities, exactly?
Inequality is a mathematical statement that states that neither side is equal. When a link causes a non-equal comparison between two expressions, an inequality develops. The inequality symbols, such as greater than symbol (>), less than symbol (<), greater than or equal to symbol (≥), less than or equal to symbol (≤), or not equal to symbol (≠), replace the equal sign "=" in the sentence. In mathematics, inequalities are classified into three types: polynomial inequalities, rational inequalities, and absolute value inequalities.
The characters '<' and '>' denote severe inequalities, whereas " ≤ and ≥ " denote slack inequalities.
Now,
Given that The temperature during a winter day was less than 8 degrees Fahrenheit.
let x be the temperature in degree Fahrenheit
then the linear inequality to show the statement will be
x<8 where 8 is a constant
Hence,
The constant that will be used in Digby's linear inequality will be 8.
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Answer:
The awnser is 8.
Step-by-step explanation:
i just know<33
Write the equation in function form:
8x + 4y = 20
I chosed all like terms, but I need help at the bottom
The equivalent expression is -2x + 9
Explanation:5x + 9 + (-7x) = _ x + 9
we expand the parenthesis:
Multiplication of opposite signs give negative number.
5x + 9 - 7x = _ x + 9
collect like terms"
5x and -7x are like terms
5x - 7x = -2x
5x - 7x + 9 = -2x + 9
The left hand side must be equal to the right hand side.
As a result, comparing Left and right side:
the missing number on the right hand side is -2
The equivalent expression is -2x + 9
Identify a set of parallel and a set of perpendicular lines in this image.
The difference of three times a number and eight is two more than the number.
Answer:
The number is 5.
Step-by-step explanation:
Let x be the number.
\(3x - 8 = x + 2\)
\(2x = 10\)
\(x = 5\)
I need help with this question please and thank you
1. The ordered pairs are as follows
(0, 0)
(1, 5)
(2, 10)
(3, 15)
(4, 20)
2. The rules in the pattern of the days count is
n + 1
3. the rule of the pattern of the cost column is
n + 5
4. The relationship between the terms is
y = 5x
5. It will cost $40 to rent a scooter for 8 days
6. The ordered pair is in 1. and the graph is attached
7. It will cost $32.5 to rent a scooter for 6 1/2 days
What are ordered pairs?In mathematics, an ordered pair is a set of two elements arranged in a specific order. The order of the elements in the pair is important, meaning that swapping the elements changes the identity of the pair.
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Find theValue of x
40°
70°
(5x+10)°
Value of an exterior angle of a triangle is equal to the sum of values of two opposite interior angles of a triangle.
therefore,\(\qquad\displaystyle \tt \dashrightarrow \: 5x + 10 = 40 + 70\)
\(\qquad\displaystyle \tt \dashrightarrow \: 5x = 110 - 10\)
\(\qquad\displaystyle \tt \dashrightarrow \: 5x = 100\)
\(\qquad\displaystyle \tt \dashrightarrow \: x = 100 \div 5\)
\(\qquad\displaystyle \tt \dashrightarrow \: x = 20\)
Value of x = 20°
Hey! there . Thanks for your question :)
Answer:
20° is the correct answer.Step-by-step explanation:
In this question we are given with two interior angles of the triangle that are 40° and 70° , also we are given an exterior angle that is (5x + 10)°. And we are asked to find the value of angle x.
Solution :-
For finding the value of angle x , we have to use exterior angle property of triangle which states that sum of opposite interior angles of triangle is equal to the given exterior angle. So :
Step 1: Making equation :
\( \longmapsto \: \sf{40 {}^{°} + 70 {}^{°} = (5x + 10) {}^{°} }\)
Solving :
\( \longmapsto \: \sf{110 {}{°} = (5x) {}^{°} +10 {}^{°} }\)
Step 2: Subtracting 10 on both sides :
\( \longmapsto \sf{ 110 {}^{°} - 10 {}^{°} = 5x + \cancel{10 {}^{°}} - \cancel{10 {}^{°} } }\)
We get ,
\( \longmapsto \sf{(5x ){}^{°} = 100 {}^{°} }\)
Step 3: Dividing both sides by 5 :
\( \longmapsto \dfrac{ \cancel{5}x {}^{°} }{ \cancel{5}} = \dfrac{ \: \: \: \: \cancel{ 100} {°}^{} }{ \cancel{5} }\)
On cancelling , we get :
\( \longmapsto \underline{\boxed{\red{\sf{ \bold{ x = 20 {}^{°} }}}}} \: \: \bigstar\)
Therefore , value of x is '20°'Verification :-
For verifying sum of both the interior angles is equal to given exterior angles. As we get the value of x as 20 we need to substitute it's value in place x and then L.H.S must be equal to R.H.S :
40° + 70° = 5(20°) + 10°110° = 100° + 10°110° = 110°L.H.S = R.H.STherefore , our answer is correct .
Hope , it'll help you! :)#\( \underline{ \sf{ \bold{ Keep \: Learning }}}\)Please help me thanks
Answer:
180
Step-by-step explanation:
Mr. T gave the clerk $10 to pay for 5 pairs of blue gloves. The clerk gave him $4.65 in
change. Each pair of blue gloves cost the same amount. What is the cost in dollars and
cents for each pair of gloves?
Answer:
each blue glove is 1.07
Step-by-step explanation:
10-4.65=5.35
5.35/5=1.07
Answer:1.07
Step-by-step explanation:10-4.65=5.35
5.35/5=1.07
a small library has 4 times as many story books as puzzle books. if it has 32 puzzle books, how many story books does it have?
what is the opposite of 4.3
The opposite number of 4.3 is -4.3.
What is the opposite of a number?The number on the other side of the 0 number line and at the same distance from 0 is the opposite of a number.
To find the opposite of 4.3:
Here, we have the number which is positive number.
And the opposite of the positive number is a negative number.
Let x be a positive number.
Then opposite is negative of x
That is -x.
So the opposite of 4.3 is -4.3.
Therefore, The opposite number is -4.3.
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graph of F(x), shown below, has the same shape as the graph of G(x) = x4, but it is shifted 4 units to the right. What is its equation?F(x) = _____
Answer:
G(x) = (x-4)⁴
Step-by-step explanation:
The equation of the graph of f(x) which is formed by shifting 4 units to the right of g(x) is f(x) = (x - 4)⁴
What is Translation of Functions?Translation of functions is defined as the when each point in the original graph is moved by a fixed units in the same direction.
There are horizontal translation and vertical translation of functions.
Given a function G(x).
G(x) = x⁴
A function F(x) is formed by shifting the graph of G(x) to the right by 4 units.
A function h(x) when shifted to the right by k units becomes h(x - c).
So the graph of G(x) when shifted to the right by 4 units becomes G(x - 4).
G(x - 4) = (x - 4)⁴
So, F(x) = (x - 4)⁴
Hence the function is F(x) = (x - 4)⁴.
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A sample of size 42 college students produced a 95% confidence interval of (3.1, 5.2) for the mean number of coats owned. Then there is a 95% chance that these 42 students own on average between 3.1 and 5.2 coats.
a. True
b. False
Answer:
b. False.
Step-by-step explanation:
According to the presented information, at the 95% confidence level, the mean number of coats owned will be between 3.1 and 5.2. That does not mean that there is a 95% chance that they will own that many coats; just that you are 95% confident that they will own the coats.
Hope this helps!
Albert has $150 in his bank account. If he plans to add $25 a week, if represents weeks, how long would it take Albert to save $1340. A 32 weeks
B
40 weeks
C
48 weeks
D
60 weeks
Answer:
C
Step-by-step explanation:
( it think you meant to put 1350 because theres no way to get 1340)
A young couple purchases their first new home in 2011 for $95, 000. They sell it to move into a bigger home in 2018 for $105, 000. First, we will develop an exponential model for the value of the home. The model will have the form V (t) = V0ekt. Let t be years since 2011 and V (t) be the value of the home. (a) What is the growth rate k for the model? What does that number mean? (b) What is the exponential model? (c) Predict the value of the home in 2022. (d) During what year did the value of the home reach $130,000?
A. The growth rate k is approximately 0.013, which means that the home value is increasing by about 1.3% per year
B. The exponential model for the value of the home is V(t) = $95,000e^(0.013t).
C. The predicted value of the home in 2022 is approximately $123,539.
D. The value of the home reached $130,000 approximately 11.91 years after 2011, which is in 2023.
What is exponential model?An exponential model is a mathematical model that describes exponential growth or decay. It is a function of the form \(y = ab^x\), where a and b are constants, and x is the variable that represents time or another independent variable.
(a) To find the growth rate k, we can use the initial and final values of the home and the time period in between:
V(0) = $95,000 (the initial value in 2011)
V(7) = $105,000 (the final value in 2018, 7 years later)
Using the exponential model V(t) = V0ekt, we can set up the following equation:
V(7)\(= V(0)e^(k7)\) = $105,000
$105,000/$95,000 = \(e^(k7)\)
ln($105,000/$95,000) = k7ln(e)
k = ln($105,000/$95,000)/7 ≈ 0.013
The growth rate k is approximately 0.013, which means that the home value is increasing by about 1.3% per year.
(b) The exponential model for the value of the home is V(t) = $95,000e^(0.013t).
(c) To predict the value of the home in 2022, we can use t = 11 (since 2022 is 11 years after 2011) in the exponential model:
V(11) = $95,000e^(0.013*11) ≈ $123,539
The predicted value of the home in 2022 is approximately $123,539.
(d) To find the year when the value of the home reached $130,000, we can set up the following equation:
$130,000 = $95,000e^(0.013t)
ln($130,000/$95,000) = 0.013t
t ≈ 11.91
The value of the home reached $130,000 approximately 11.91 years after 2011, which is in 2023.
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A. The growth rate k is approximately 0.013, which means that the home value is increasing by about 1.3% per year
B. The exponential model for the value of the home is V(t) = \($95,000e^{(0.013t)\)
C. The predicted value of the home in 2022 is approximately $123,539.
D. The value of the home reached $130,000 approximately 11.91 years after 2011, which is in 2023.
What is exponential model?
An exponential model is a mathematical model that describes exponential growth or decay. It is a function of the form , where a and b are constants, and x is the variable that represents time or another independent variable.
(a) To find the growth rate k, we can use the initial and final values of the home and the time period in between:
V(0) = $95,000 (the initial value in 2011)
V(7) = $105,000 (the final value in 2018, 7 years later)
Using the exponential model V(t) = V0ekt, we can set up the following equation:
V(7) = $105,000 = \(V(0)e^{(k7)\)
$105,000/$95,000 = \(e^{(k7)\)
ln($105,000/$95,000) = k7ln(e)
k = ln($105,000/$95,000)/7 ≈ 0.013
The growth rate k is approximately 0.013, which means that the home value is increasing by about 1.3% per year.
(b) The exponential model for the value of the home is V(t) = \($95,000e^{(0.013t)\).
(c) To predict the value of the home in 2022, we can use t = 11 (since 2022 is 11 years after 2011) in the exponential model:
\(V(11) = $95,000e^{(0.013*11)\) ≈ $123,539
The predicted value of the home in 2022 is approximately $123,539.
(d) To find the year when the value of the home reached $130,000, we can set up the following equation:
\(130,000 = $95,000e^{(0.013t)\)
ln($130,000/$95,000) = 0.013t
t ≈ 11.91
The value of the home reached $130,000 approximately 11.91 years after 2011, which is in 2023.
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Select the correct statement about the function represented by the table. x y 1 34 2 41 3 48 4 55 5 62 A. It is a linear function because the difference y – x for each row is constant. B. It is an exponential function because the y-values increase by an equal factor over equal intervals of x-values. C. It is an exponential function because the factor between each x- and y-value is constant. D. It is a linear function because the y-values increase by an equal difference over equal intervals of x-values.
Answer:
sorry
Step-by-step explanation:
Given f(x)=ln x, evaluate
a) f (e⁴)
b) f (e ㏑ 5)
c) f (e³ ㏑ 5)
The natural logarithms of the given questions are f(e⁴) = 4, f(e ㏑ 5) = 5, and f(e³ ㏑ 5) = -0.5108.
What is the natural logarithm?
A number's natural logarithm is its logarithm to the base of the transcendental and irrational number e, which is roughly equivalent to 2.718281828459.
Given,
f(x) = ln x,
a) f(e⁴)
f(e⁴) = In(e⁴)
= 4In(e)
= 4 * 1
f(e⁴) = 4
b) f(e ㏑ 5)
= f(e⁻⁵)
= \(f(e^{\frac{1}{5} })\)
= In(1) - In(e⁵)
= 0 - 5In(e)
= 5*1
f(e ㏑ 5) = 5
c) f(e³ ㏑ 5)
\(= f(e^{\frac{3}{5} })\)
= In(3) - In(e⁵)
= ln(3) - ln(5)
f(e³ ㏑ 5) = -0.5108
Hence, The natural logarithms of the given questions are f(e⁴) = 4, f(e ㏑ 5) = 5, and f(e³ ㏑ 5) = -0.5108.
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Solve the equation. -5(-4+2n)=-10(n-2)
Answer:
0 = 0 means that there are infinite solutions.
Step-by-step explanation:
Equation is -5(-4+2n)=-10(n-2)
1. Distribute the -5 and -10
20 -10n = -10n + 20
2. Subtract 20 from one side to the other to get only 1 variable on 1 side.
-10n = -10n
3. divide -10 to separate the variable from the constant.
n = n
This means there are infinite solutions.
Question 9 Annabelle lives at Bermondsey in London. She has to speak at a conference in Birmingham at 10.30am. It will take her an hour from her home to get to Euston Rail Station, from where she will get a train to Birmingham. The train journey from Euston to Birmingham is an hour and 10 minutes. Trains to Birmingham run at the following times: 5 minutes past the hour, 25 minutes past the hour and 45 minutes past the hour. The meeting venue in Birmingham is a 5-minute walk from the station. What is the latest time that Annabelle can leave home, if she is to make it on time for the meeting in Birmingham? Show your working. (8 marks)
Answer:
Step-by-step explanation:
working backwards
the five minute walk
10:30 - 0:05 = 10:25
train ride to Birmingham
10:25 - 1:10 = 9:15
Next earliest train departure time
9:05
Getting to Euston Station
9:05 - 1:00 = 8:05 am
Probably wise to leave a couple of minutes earlier to allow for minor emergencies on the way to Euston Station or to account for potential clock synchronization errors.
The train schedule already allows an additional 10 minutes of buffer time after boarding.
Which one doesn’t belong and why
The polygon does not belong to the group as it is created by a finite number of line segments and the concept of the radius of curvature is not applicable.
What shape is different from the others?
In this problem we have three shapes related to circle-like and ellipse-like arcs (circle, semicircle, ellipse) and a regular polygon.
Circles are closed figures created by a arc whose radius of curvature is the same at every point and ellipses are closed figures created by a arc whose radius of curvature varies in the following interval: a ≤ r ≤ b, where a, b are the lengths of the semiaxes.
Polygons are closed figures created by a finite number of line segments and therefore the concept of radius of curvature is not applicable.
Therefore, the polygon does not belong to the group as it is created by a finite number of line segments and the concept of the radius of curvature is not applicable.
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