Answer:
\(\frac{1}{12}\)
Step-by-step explanation:
The number with the smallest denominator is the larger number and \(\frac{1}{12}\) is the number with the smallest denominator out of \(\frac{1}{12} , \frac{1}{32} , \frac{1}{48} , \frac{1}{18}\).
Answer:
1/12
Step-by-step explanation:
Start with a number, for example 100.
Now divide 100 by several numbers which are greater and greater:
100/1 = 100
100/2 = 50
100/4 = 25
100/10 = 10
100/100 = 1
As you divide the same number, 100, by a greater number, the result becomes smaller.
As we divide 100 by 1, then by 2, then by 4, etc., we are always dividing 100 by a greater and greater number. The result is smaller and smaller, 100, 50, 25, etc. If you always divide the same number by other numbers, the larger the number you divide by, the smaller the result.
Numbers in order from greatest to smallest:
1/12, 1/18, 1/32, 1/48
Answer: The greatest number is 1/12
The ratio of boys to girls in a class is 5 to 7. If there are 35 girls, how many
boys are there?
Answer:
25, you have to set up a ratio between 5 to 7 and 35.
Step-by-step explanation:
True or false? In a two-column proof, the left column states your reasons.
A. True
B. False
A. True.
In a two-column proof, the left column consists of statements, which are the facts or assumptions that lead to the proof of the theorem, while the right column consists of the reasons or justifications that explain how each statement logically follows from the previous one. Therefore, the left column states your reasons is a true statement.
The answer to the student's question is True. In a two-column proof, the left column contains the statements (steps) and the right column contains the corresponding reasons (justifications).
Explanation:The answer to the question, 'True or false? In a two-column proof, the left column states your reasons', is A. True.
A two-column proof is organized into two columns. The left column contains the 'Statements' and the right column contains the corresponding 'Reasons'. The 'Statements' are the steps that lead to the conclusion of the proof, while the 'Reasons' justify each of those steps according to rules or laws of mathematics.
For example, if we want to prove that the opposite angles of a parallelogram are equal. The left column (Statements) could contain the first step 'ABCD is a parallelogram' and the right column (Reasons) would give the explanation 'Given'. Therefore, in a two-column proof, the left column does represent statements, not reasons.
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Select the correct answer.
If no denominator equals zero, which expression is equivalent to 15/x-6 + 7/x+6?
A.
OB.
OC.
OD.
22 +132
²36
22-48
236
22
C.36
22 +48
²36
The expression in the options which is equivalent to the given expression is D. (22x + 48) / (x² - 36).
Given expression is,
[15 / (x - 6)] + [7 / (x + 6)]
Cross multiplying the two fractional expressions,
= [15 (x + 6) + 7 (x - 6)] / [(x - 6) (x + 6)]
= [15x + 90 + 7x - 42] / [x² - 6²]
= (22x + 48) / (x² - 36)
Hence the equivalent expression is D.
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there are seven teams in a basketball competition, each team must play each of the other team once, how many games will each play?
Answer:
49 games
Step-by-step explanation:
The length of one side of a square pond is 15 feet. The pond is surrounded by a 3 foot wide walkway. What is the total area of the pond and the walkway, in square feet
Answer:
Area = 324 ft²
Step-by-step explanation:
Given
Length = 15ft
Walkway = 3ft
Required
Determine the area of the pond + the walkway
To calculate the required area, we need to get the total length of a side .
This is calculated by adding the length of a side of the pond and the side of the walkway
Total Length = Pond Length + Walkway
Total Length = 15ft + 3ft
Total Length = 18ft
Now, the required area can be calculated as thus:
Area = Total Length * Total Length
Area = 18ft * 18ft
Area = 324 ft²
pls help me
Translate the sentence into an inequality. The difference of twice a number and 4 is less than 20. Use the variable y for the unknown number.
Answer:
The answer would be 5 as 20÷4 will be 5?
Answer:
2y - 4 < 20
Step-by-step explanation:
Twice a number: 2y
Difference of 4: - 4
Less than 20: < 20
Therefore: 2y - 4 < 20
Name the parallel segment
confused somebody help out
Answer:
1, -5
Step-by-step explanation:
first mark the point (2, -5) then go 2 right which brings you to (4, -5) and then 3 left to (1,-5)
I need help with this work please ASAP
Factor the given polynomial function completely by first dividing by the given factor.
11. y = x³ + 2x² - 5x - 6; (x + 1)
Answer:
To factor the polynomial y = x³ + 2x² - 5x - 6 by dividing by (x + 1), we can use synthetic division:
-1 | 1 2 -5 -6
|_______-1___-1___6
| 1 1 -6 0
The result of the synthetic division is: x² + x - 6.
Therefore, we can write the polynomial as:
y = (x + 1)(x² + x - 6)
To factor it completely, we can factor the quadratic expression x² + x - 6:
y = (x + 1)(x + 3)(x - 2)
Therefore, the polynomial function y = x³ + 2x² - 5x - 6 can be factored completely as y = (x + 1)(x + 3)(x - 2).
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12
11. Quadrilateral ABCD with vertices A(4,0),
B(6, 2), C(8, -7), and D(0, -5): 270°
าา
A” (
B' (
C” (
D'(
Answer:a because i dont know
Suppose recent research shows that strawberry consumption can help prevent cancer. Show the effect this research has on the market for strawberries.
Answer:
The demand for strawberry will increase and this will increase the prices of strawberries. The production of strawberry will also rise due to its demand.
A candy store sells chocolate for $7.91 per pound. The piece you want to buy is .17 lbs. how much will it cost
Answer:
$1.34
Step-by-step explanation:
Simply multiply 7.91 by .17
7.91 times .17=1.3447
Round the the nearest hundredth
$1.34
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Please Help me solve this
The value of f'(x) at x = 1 is 1 for first order derivative of x^x^3.
A derivative in calculus is the rate of change of a quantity y with respect to another quantity x. It is also termed the differential coefficient of y with respect to x. Differentiation is the process of finding the derivative of a function.
Given that, x^x^3 and we have to find the first order derivative with respect to x and then find the value at x = 1.
Let's proceed to solve this question accordingly.
let f(x) = x^x^3
The first order derivative = f'(x) = d/dx(x^x^3)
First apply the generalized power rule, then we have
= x^x^3.d/dx(ln(x)x^3)
Applying the power rule, we get
= x^x^3 (d/dx(x^3).ln(x)+x^3.d/dx(ln(x)))
= x^x^3 (3x^2 ln(x) +x^3.1/x)
= x^x^3 (3x^2ln(x) +x^2)
On simplifying, we will get
= x^x^3+2(3ln(x)+1)
f'(x) = d/dx(x^x^3) = x^x^3+2(3ln(x)+1)
Now, at x = 1, we get
f'(x) = d/dx(x^x^3) = x^x^3+2(3ln(x)+1) = 1
Therefore, f'(x) = d/dx(x^x^3) = x^x^3+2(3ln(x)+1) = 1 is the required answer.
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Multiply the rational expression and express the product in simplest form. c2+5c−66c2+22c+121⋅c2−17c+66c2−12c+36 Enclose numerators and denominators in parentheses. For example, (a−b)/(1+n).
Given:
\(\frac{c^2+5c-66}{c^2+22c+121}\cdot\frac{c^2-17c+66}{c^2-12c+36}\)You need to follow these steps in order to multiply the Rational Expressions and express the product in the simplest form:
1. Factor the numerator of the expression on the left by finding two numbers whose sum is 5 and whose product is -66, as follows:
\(=\frac{(c+11)(c-6)}{c^2+22c+121}\cdot\frac{c^2-17c+66}{c^2-12c+36}\)2. Factor the numerator of the second expression by finding two numbers whose sum is -17 and whose product is 66:
\(=\frac{(c+11)(c-6)}{c^2+22c+121}\cdot\frac{(c-6)(c-11)}{c^2-12c+36}\)3. Factor the denominator of the expression on the left by finding two numbers whose sum is 22 and whose product is 121.
4. Factor the denominator of the expression on the right by finding two numbers whose sum is -12 and whose product is 36.
Then, you get:
\(=\frac{(c+11)(c-6)}{(c+11)(c+11)}\cdot\frac{(c-6)(c-11)}{(c-6)(c-6)}\)5. You know that:
\(\frac{a}{a}=1\)Then, you can simplify:
\(=\frac{c-6}{c+11}\cdot\frac{c-11}{c-6}\)6. Multiply the numerators and multiply the denominators:
\(=\frac{(c-6)(c-11)}{(c+11)(c-6)}\)7. Simplifying, you get:
\(=\frac{c-11}{c+11}\)Hence, the answer is:
\(=\frac{c-11}{c+11}\)Name the characteristics a shape has to have to be defined as the following
quadriatera
Triangle
square
Answer:
A quadrilateral is a shape that has four straight sides and four angles.
A triangle is a shape that has three straight sides and three angles.
A square is a special type of quadrilateral that has four straight sides of equal length and four right angles.
Only answer if you are beinggreat78!
\(s = \frac{cardinality(s)}{cardinality( \omega)} = \frac{15}{100} = \frac{1.5}{100} \)
The shaded region represents 1.5 grids
\(1.5 = 1 \frac{0.5}{1} = 1 \frac{5}{10} = 1\frac{1}{2} \)
Option AAnswer:
D
Step-by-step explanation:
The answer and work is in the attached screenshot! :)
A random sample of 55 standard hotel rooms in the Philadelphia area has a mean nightly cost of $154.17. From previous studies, it has been found that the standard deviation of the price of all hotel rooms in Philadelphia is $38.60. Construct a 99% confidence interval for the population mean cost . Round to the nearest penny. Show work below . (5 points )
The 99% confidence interval for the population mean cost is 38.37 to 269.97.
What is confidence interval?
In statistics, a confidence interval describes the likelihood that a population parameter would fall between a set of values for a given percentage of the time. Confidence ranges that include 95% or 99% of anticipated observations are frequently used by analysts.
Given that the standard hotel rooms in the Philadelphia area has a mean nightly cost of $154.17.
The standard deviation of the price of all hotel rooms in Philadelphia is $38.60.
According to the empirical rule,
P(μ - 3σ ≤ X ≤ μ - 3σ) = 99%.
Here μ = 154.17 and σ = 38.60.
Calculating the confidence interval:
154.17 - (3 × 38.60) ≤ X ≤ 154.17 + (3 × 38.60)
38.37 ≤ X ≤ 269.97
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i’ll give brainliest!
Answer:
-6
Step-by-step explanation:
just keep the same slope and just pretend to move the line up 8 which would decrease the x value by 14 equaling -6
14. Taxi company A charges $2 per ride plus $0.25 per mile. Taxi company B charges $3 per ride plus $0.15 per mile. Which equation could be used to find the number of miles for which both companies cost the same for one ride? O A.2.25m = 3.15m
B. 2 + 0.15m = 3 + 0.25m
C.2m +0.25 = 3m +0.15
D.2 + 0.25m = 3 + 0.15m
Answer:
So i beiieve the answer is B
Step-by-step explanation:
Because if you thinl about the ride for A is $2 plus 25 cents so its 2 plus 25m thats per mile and b 3 dollars and 15 so u keep adding up until u get the same from both equations if u need further explanation let me know
The sum of seven and the quotient of a number x and eight.
Tanmayi wants to raise $190 for a school fundraiser. She has raised $140 so far. How much more does she need to reach her goal? Let m be how much more is needed.
Answer:
190 plus x = 140 -140 -140 x=503. The average high temperature on Mars is 70°F. The average low temperature is -225°F What is the difference between the high and the low?
If the average high temperature on Mars is 70°F while the average low temperature is (-225)°F, then the range of the average temperature on Mars is 295°F.
As per the question statement, the average high temperature on Mars is 70°F while the average low temperature is (-225)°F,
And we are required to calculate the range of the average temperature on Mars from the data provided above.
To solve this question, We simply need to calculate the difference between the the average high temperature and the average low temperature on Mars, to obtain our desired answer.
Therefore, the range of the average temperature on Mars
= [(average highest temperature) - (average lowest temperature)]
= [70 - (-225)]°F
= (70 + 225)°F
= 295°F
Range(of a set): In Mathematics, range is the difference between the highest and lowest valued elements of a set.To learn more about Averages and Ranges, click on the link below.
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the table shows the relationship betweenthe total cost of movie tickets y and the amount of people x who attended to movieX,5,6,7,8,9,y,35,42,49,56,63 which best describes the function in the table from x = 5 to x = 9A. negative and decreasingB negative and increasingC. positive and increasing D. positive and decreasing
Therefore, the answer is:
C. positive and increasing
PLEASEEE HELP ME ITS DUE ASAP PLS
Answer:
V ≈ 1436.03 cm³
Step-by-step explanation:
The formula for the volume of a sphere is \(\frac{4}{3}\)πr³. r represents the radius, which is 7 cm since the diameter is 14 cm, so plug 7 into the equation as r. Also remember that the question states to use 3.14 for pi/π.
V = \(\frac{4}{3}\) (3.14)(7)³
V ≈ 1436.03 cm³
At one point in a winter sky in North America, the distance between the Earth and
Jupiter was 391 million miles and the distance between Earth and Mars was 160
million miles. The included angle between these two distances was 118°, At that
particular time, what was the approximate distance between Mars and Jupiter?
Answer:
2.154
Step-by-step explanation:
.2453
By law, an industrial plant can discharge no more than 500 gallons of waste water per hour, on the average, into a neighboring lake. Based on other infractions they have noticed, an environmental action group believes this limit is being exceeded. Monitoring the plant is expensive, and a random sample of four hours is selected over a period of a week. Software reports:
Variable No. Cases Mean SD SE of Mean
WASTE 4 1000.0 400.0 200.0
(a) Test whether the mean discharge equals 500 gallons per hour against the alternative that the limit is being exceeded. Find the P-valuc and interpret.
(b) Explain why the test may be highly approximate or even invalid if the population distribution of discharge is far from normal.
(c) Explain how your one-sided analysisimplicitly tests the broader null hypothesis that µ <>
Answer:
P = 0.0438 ; We reject the Null and conclude that there is significant evidence that the discharge limit per gallon of waste has been exceeded.
Due to the small sample size.
Step-by-step explanation:
H0: μ = 500
H1 : μ > 500
Test statistic :
(xbar - μ) / S.E
Tstatistic = (1000 - 500) / 200
= 500 / 200
= 2.5
Pvalue from Test score ; df = 4 - 1 = 3 ; using calculator :
Pvalue = 0.0438
At α = 0.05
Pvalue < α ; We reject the Null and conclude that there is significant evidence that the discharge limit per gallon of waste has been exceeded.
The test above has a very small sample size, and for a distribution to be approximately Normal, the sample size must be sufficiently large enough according to the Central limit theorem.
For a two sided analysis ; the Pvalue is twice that for the one sided, hence, Pvalue = (0.0438 * 2) = 0.0876 yielding a less strong evidence against the Null.
A ice cream shop sells 8 different flavors of ice cream with A choice of three different styles of calls how many different ice cream cones are possible if you select one ice cream flavor with one type of ice cream cone
Explanation:
There are 8 different flavors and 3 types of cones. This means there are 8*3 = 24 different combos possible.
Imagine a table with 8 rows and 3 columns. Each row is a different flavor and each column is a different cone type. The table formed has 24 inner cells to represent a different combination of flavor + cone type. So that's why we multiplied those values earlier.
Note: This only works if you're only able to select one type of flavor.
9. Find the volume of a cone with a radius of 10 mm and a height of 6 mm.
O 628 mm³
O 600 mm³
O 1,884 mm 3
O 1,254 mm
Answer:
Step-by-step explanation:
The formula for the volume of a cone is:
V = (1/3)πr^2h
where V is the volume of the cone, r is the radius of the base, and h is the height of the cone.
Substituting the given values, we have:
V = (1/3)π(10 mm)^2(6 mm)
V = (1/3)π(100 mm^2)(6 mm)
V = (1/3)π(600 mm^3)
V = 200π mm^3
Using a calculator to approximate π to 3.14, we get:
V ≈ 628.32 mm^3
Therefore, the answer is O 628 mm³.
-(x + 3) -2(4x -3)
guys pls
Answer:
-9x+3
Step-by-step explanation:
remove parenthesis which gives you -x-3-8x+6
collect the like terms add -x to 8x
gives you -9x+3