Answer:
True
Step-by-step explanation:
At least that's what wiki says
8. Let f:Z→Z and g:Z→Z be defined by the rules f(x)=(1−x)%5 and g(x)=x+5. What is the value of g∘f(13)+f∘g(4) ? (a) 5 (c) 8 (b) 10 (d) Cannot be determined.
We are given that f: Z → Z and g: Z → Z are defined by the rules f(x) = (1 - x) % 5 and g(x) = x + 5.We need to determine the value of g ◦ f(13) + f ◦ g(4).
We know that g ◦ f(13) means plugging in f(13) in the function g(x). Hence, we need to first determine the value of f(13).f(x) = (1 - x) % 5Plugging x = 13 in the above function, we get:
f(13) = (1 - 13) % 5f(13)
= (-12) % 5f(13)
= -2We know that g(x)
= x + 5. Plugging
x = 4 in the above function, we get:
g(4) = 4 + 5
g(4) = 9We can now determine
f ◦ g(4) as follows:
f ◦ g(4) means plugging in g(4) in the function f(x).
Hence, we need to determine the value of f(9).f(x) = (1 - x) % 5Plugging
x = 9 in the above function, we get:
f(9) = (1 - 9) % 5f(9
) = (-8) % 5f(9)
= -3We know that
g ◦ f(13) + f ◦ g(4)
= g(f(13)) + f(g(4)).
Plugging in the values of f(13), g(4), f(9) and g(9), we get:g(f(13)) + f(g(4))=
g(-2) + f(9)
= -2 + (1 - 9) % 5
= -2 + (-8) % 5
= -2 + 2
= 0Therefore, the value of g ◦ f(13) + f ◦ g(4) is 0.
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Simplify the product using the distributive property.
(4h + 6)(4h − 7)
16h2 − 52h + 42
16h2 + 4h − 42
16h2 + 52h + 42
16h2 − 4h − 42
Answer:
16h2 - 4h - 42Step-by-step explanation:
(4h + 6)(4h − 7)
= 4h(4h - 7) + 6(4h-7)
= 16h2 - 28h + 24h - 42
= 16h2 - 4h - 42 (Ans)
Find the sum of the infinite geometric series.
2- 2/3+ 2/9 -2/27+...
Answer:
3/2
Step-by-step explanation:
\(2-\frac{2}{3} +\frac{2}{9} -\frac{2}{27} +...\\r=\frac{-\frac{2}{3} }{2} =-\frac{1}{3} ,|r|<1\\s_{\infty}=\frac{a}{1-r} \\=\frac{2}{1+\frac{1}{3} } \\=\frac{2}{\frac{4}{3} }\\ =\frac{3}{2}\)
¡cuantas unidades se deben producir para que el costo sea el más bajo posible?
\(c(x)=800-10x+0.25x^{2}\)
can someone help me with Q I can't seem to get it
Answer:
Can u do zoom it plz i cant see
A 7-year-old boy was struck by a car while riding his bicycle. his bp is 60/40 mm hg, pulse is 160 beats/min, and respirations are 34 breaths/min. how much iv fluid should you administer per bolus?
If the boy is riding a bicycle and gets stuck or got accident by a car, 440ml of IV fluid will be administered.
What should be done to provide first assistance in the event of an accident?To avoid further injury, place the victim on the ground very gently and slowly without handling vigorously. In one direction, tilt the sufferer. Dress loosely around the waist, chest, and neck. So that the tongue can fall forward and allow blood and vomit to drain out, tilt your head back and slightly downward. When you come across an accident victim, the first thing you need to determine is whether the victim's body has sustained any physical wounds. Depending on how severe the collision was, you might not be able to see any inside injuries, but you will see a few exterior ones.
In a car accident, spine injuries and head trauma are common. Therefore, be aware that rough handling of the sufferer will result in additional injuries while opting to assist the victim in moving to a safer location on the road. Therefore, request any onlookers to carefully assist in moving the sufferer to a location near the road where it will be safer.
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Which of the following options have the same value as 40\%, percent of 84?
Answer:
33.6
Step-by-step explanation:
If you use your calculator, input 84 - 40%, then subtract the answer (50.4) from 84.
A graph has time (years) on the x-axis and height (inches) on the y-axis. A line goes through points (2, 3) and (4, 6). The graph shows a linear relationship between the height and years of a plant’s growth. Find the rate of change. Select all that apply. The rate of change of a linear function is always the same. The rate of change of a linear function always increases as the input increases. The rate of change from 2 years to 4 years on the graph is 1.5 inches per year. The rate of change from 0 years to 6 years on the graph is 1.5 inches per year.
The correct statement is: The rate of change from 2 years to 4 years on the graph is 1.5 inches per year.
The rate of change in a linear function represents how the dependent variable (in this case, height) changes with respect to the independent variable (time). To find the rate of change in this scenario, we can calculate the slope of the line that goes through the given points (2, 3) and (4, 6).
The slope of a line is determined by the change in the y-values divided by the change in the x-values. In this case, the change in y is 6 - 3 = 3 inches, and the change in x is 4 - 2 = 2 years.
Therefore, the rate of change is 3 inches / 2 years = 1.5 inches per year. This means that for every additional year of growth, the plant's height increases by an average of 1.5 inches.
Now, let's analyze the given statements:
1. The rate of change of a linear function is always the same.
This statement is true. In a linear function, the rate of change (slope) remains constant throughout the entire graph.
2. The rate of change of a linear function always increases as the input increases.
This statement is not necessarily true. The rate of change can be positive or negative, depending on whether the line slopes upward or downward.
3. The rate of change from 2 years to 4 years on the graph is 1.5 inches per year.
This statement is true. We calculated the rate of change to be 1.5 inches per year.
4. The rate of change from 0 years to 6 years on the graph is 1.5 inches per year.
This statement is not necessarily true. The rate of change may vary depending on the specific section of the graph being considered. However, we only calculated the rate of change between 2 and 4 years, so we cannot determine the rate of change over a larger time frame based on this information.
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In a recent report, Joe's, a Memphis-style barbecue chain, states that 11% of its customers order for delivery. A random sample of 6 Joe's customers is chosen. Find the probability that from 2 to 5 of them order for delivery.
The probability that from 2 to 5 of the 6 randomly selected Joe's customers order for delivery is 0.8429= 84.29%.
How do we calculate?We apply the binomial probability formula.
The binomial probability formula is given by:
P(x) = C(n, x) * \(p^x\) * \(q^(n-x)\)
Where:
P(x) i= probability of getting exactly x successes,
n= total number of trials
x = number of desired successes,
p = probability of success on a single trial, and
q = probability of failure on a single trial
We find the probabilities for each value of x and add them all
P(2) = C(6, 2) * (0.11)² * \((0.89)^(^6^-^2^)\) = 0.3074
P(3) = C(6, 3) * (0.11)^3 * \((0.89)^(^6^-^3^)\) = 0.3195
P(4) = C(6, 4) * (0.11)^4 *\((0.89)^(^6^-^4^)\) = 0.1747
P(5) = C(6, 5) * (0.11)^5 * \((0.89)^(^6^-^5^)\) = 0.0413
P(2 to 5) = P(2) + P(3) + P(4) + P(5)
≈ 0.3074 + 0.3195 + 0.1747 + 0.0413
= 0.8429 = 84.29%.
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Need this ASAP PLEASEE
Answer: The product of (abc) is (-2/3)(1/3)(-1) = 2/9.
The best unit of measure for the liquid in family-sized container of apple cider is the liter.
The best unit of measure for the liquid in family-sized container of apple cider is the liter - True.
The metric unit of volume is known as the litre (international spelling) or liter (American English spelling) (SI symbols L and l,[1] with another symbol also used: ℓ). It is equivalent to 1 cubic decimetre (dm3), 1000 cubic centimetres (cm3) or 0.001 cubic metre (m3). A litre or cubic decimetre fills a space of 10 cm × 10 cm × 10 cm (see figure) and is therefore equal to one-thousandth of a cubic metre. One litre of liquid water has a weight of almost precisely one kilogram, because the kilogram was initially defined in 1795 as the weight of one cubic decimetre of water at the temperature of melting ice (0 °C). However, subsequent redefinitions of the metre and kilogram mean that this relationship is no longer exact.
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Que sucede si realizas un planteamiento directo y realizas las operaciones?
De acuerdo con la información podemos inferir que si realizas un planteamiento directo y realizas las operaciones, obtendrás un resultado o solución al problema planteado.
¿Qué sucede si realizas un planteamiento directo y realizas las operaciones?Cuando realizas un planteamiento directo, estás presentando una situación o problema de manera clara y precisa. Luego, al realizar las operaciones necesarias, como cálculos matemáticos o análisis de datos, estarás aplicando los pasos necesarios para resolver ese problema.
Al finalizar las operaciones, obtendrás un resultado o solución que corresponde a la respuesta buscada en el planteamiento directo inicial. Este enfoque te permite abordar de manera sistemática y estructurada la resolución de problemas.
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Sabrina took out a personal loan for$2,700 at an interest rate of 10.8% compounded monthly. she made arrangements to pay the loan off in 3 years. what will her monthly payment be?
Use the formula I=Prt.
P is the principal (amount of money borrowed)
R is the interest rate (per year)
T is the time (expressed in years)
Plug in your numbers, remembering to change 10.8% to a decimal.
I=Prt
I=2700 x 0.108 x 3
I=874.8
12 X 3= 36 months
874.8 / 36=24.3
Therefore, Sabrina will pay $24.30 per month
graph the line that contains the point (-2,7) and has slope of 4
Write the equation of the line that goes through the points (-3,5) and (6,-1).
Step-by-step explanation:
m = (y2 - y1)/(x2 - x1)
= 5 -(-1) / -3-6
= 6/-9
= -2/3
(y - y1) = m(x - x1)
y -(-1) = -2/3(x - 6)
y + 1 = -2/3x + 4
y = -2/3x + 3
4. On her way to work each morning, Alexia purchases a small cup of coffee for $6.50 from the coffee
shop.
Independent Quantity:
Dependent Quantity:
Units:
Units:
On her way to work each morning, Alexia purchases a small cup of coffee for $6.50 from the coffee shop. So the
Independent Quantity: time, Units: days
Dependent Quantity: cost, Units: dollar($)
What is Independent and Dependent Quantity?The dependent and independent quantity or variable are the two main factors in an experiment.
In a scientific experiment, the variable that is altered or controlled to examine the effects on the dependent variable is referred to as an independent quantity.
In a scientific experiment, the variable under test and the measurement is the dependent quantity.
On the independent quantity, the dependent quantity is said to be "dependent." The impact on the dependent quantity is seen as the experimenter modifies the independent quantity, and this effect is noted.
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Are the following triangles congruent? If so, how do you know why?
Answer:
Step-by-step explanation:When two triangles are congruent they will have exactly the same three sides and exactly the same three angles. The equal sides and angles may not be in the same position (if there is a turn or a flip), but they are there.
psl plspslpsls help jelp help
In triangle JKL the measurement of line segment KJ is obtained as 22 units.
What are triangles?
Triangles are a particular sort of polygon in geometry that have three sides and three vertices. Three straight sides make up the two-dimensional figure shown here. An example of a 3-sided polygon is a triangle. The total of a triangle's three angles equals 180 degrees. One plane completely encloses the triangle.
Two triangles - ΔJKL and ΔPQR is given.
It is given that both the triangles are similar.
In ΔJKL, the ∠LJK = 35° and in ΔPQR, the ∠RPQ = 35°.
In ΔJKL, the measurement of line segment LJ is = 28 units
In ΔJKL, the measurement of line segment KJ is = x units
In ΔPQR, the measurement of line segment RP is = 42 units
In ΔPQR, the measurement of line segment QP is = 33 units
To find the value of x use the method of indirect measurement.
According to the rule of indirect measurement -
LJ/RP = KJ/33
Substituting the values into the equation -
28 / 42 = x / 33
28 × 33 = 42x
x = (28 × 33) / 42
x = 924 / 42
x = 22 units
Therefore, the measurement of x is 22 units.
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Someone help and makes sure the answer is right please!!!!
Answer:
-6
Step-by-step explanation:
You should subtract 6 because the angle is equal to 130
-6 is the answer ........
pls mark as brainlest if correct
Pls help 28 pts and brainliest
Answer:
43 units^2
Step-by-step explanation:
Area of a rectangle is
A = l*w
The bottom rectangle is 3 by 11 for an area of 33
The top rectangle is 2 by 5 for an area of 10
Add the areas together
33+10 = 43
In 2^3 what is the base?
John is a quarterback. This year, he completed 350 passes, which is 70%, percent of all the passes he's attempted this year.
How many passes has John attempted this year?
Showing all steps clearly, convert the following second order differential equation into a system of coupled equations. day dy/dt 2 -5y = 9 cos(4t) dx
We have a system of two coupled first-order differential equations:
dz/dt - 5y = 9cos(4t)
dy/dt = z
To convert the given second-order differential equation into a system of coupled equations, we introduce a new variable z = dy/dt. This allows us to rewrite the equation as a system of two first-order differential equations.
dz/dt = d^2y/dt^2 - 5y = 9cos(4t)
dy/dt = z
In equation (1), we substitute the value of d^2y/dt^2 as dz/dt to obtain:
dz/dt - 5y = 9cos(4t)
Now we have a system of two coupled first-order differential equations:
dz/dt - 5y = 9cos(4t)
dy/dt = z
These coupled equations represent the original second-order differential equation, where the variables y and z are dependent on time t and are related through the equations above. The first equation relates the rate of change of z to the values of y and t, while the second equation expresses the rate of change of y in terms of z.
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Happy Paws charges $21.00 plus $2.50 per hour to keep a dog
during the day.
Woof Watchers charges $10.00 plus $3.75 per hour to keep a
dog during the day.
Use the variable x to represent the number of hours. Write an
equation and solve for x to find out how many hours the total
cost of the services is equal. (Write your final answer as a
decimal.)
Answer:
8.8 hours
Step-by-step explanation:
happy paws charges $21 in addition to $2.5 per hour -- we can write this as
21 + 2.5 per hour -- since the number of hours is x, this is equal to
21 + 2.5 (x)
similarly, woof watchers is
10 + 3.75 (x)
we must find when the services are equal --
21 + 2.5x = 10+3.75x
subtract 10 from both sides
11 + 2.5x = 3.75x
subtract 2.5x from both sides
11 = 1.25
divide both sides by 1.25
x = 8.8
Verify (0, 3) is a solution to x+y=3 and y=-X+3.
Given:
\(\begin{gathered} x+y=3 \\ y=-x+3 \end{gathered}\)given solution is (0,3)
\(\begin{gathered} (0,3) \\ so\text{ the value x=0} \\ y=3 \end{gathered}\)check for sol. put the value in equation then:
\(\begin{gathered} x+y=3 \\ x=0,y=3 \\ 0+3=3 \\ 3=3 \end{gathered}\)for another equation :
\(\begin{gathered} y=-x+3 \\ x=0,y=3 \\ 3=0+3 \\ 3=3 \end{gathered}\)so the solution of x and y is right.
why would you perform multivariate analysis instead of univariate analysis? a. to get a deeper understanding of the data b. to identify differences across groups c. to identify relationships between variables d. these are all reasons to perform multivariate analysis.
I'll perform multivariate analysis instead of univariate analysis to identify relationships between variables
An univariate analysis means analysis of one variable. The prefix "uni" means one ,It doesn’t deal with causes or relationships and it’s major purpose is to takes data, summarizes that data and finds patterns in the data.
The multivariate analysis is used to the analysis of more than one variable. You can remember this because the prefix “multi” means “more than one.”
It is used to study more complex sets of data than what univariate analysis methods can handle. This type of analysis is almost always performed with software.
Univariate analysis allows us to understand the distribution of values for one variable while multivariate analysis allows us to understand the relationship between several variables
Hence , I'll perform multivariate analysis instead of univariate analysis identify relationships between variables
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WILL MARK AS BRAINLEIST!!
Question in picture!
Have more questions in my account if u can help me out!
The area of the region R is 0.302 square inches and the volume of the region formed is 0.309 cubic units
Given that we have
Region R between y - y³ = 0 and x = 0
When plotted, we have the shape of the region to be semi ellipse with the following dimensions
a = 0.5 and b = 0.384
The area is then calculated as
Area = 1/2πab
So, we have
Area = 1/2 * 22/7 * 0.5 * 0.384
Evaluate
Area = 0.302 square inches
Calculating the volume of the region formedWhen rotated, the resulting shape is a ellipsoid with the following dimensions
a = 0.5, b = 0.384 and c = 0.384
And the volume is
Volume = 4/3πabc
So, we have
Volume = 4/3 * 22/7 * 0.5 * 0.384 * 0.384
Evaluate
Volume = 0.309 cubic units
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18. What are the zeroes of the function? (1 point)
y=(x-3)(x + 2)(x-2)
O-3, 2, -2
O-3, 2, 2
03, -2, 2
03, 2, 2
The required zeros of the function y=(x-3)(x + 2)(x-2) is given as 3, -2, and 2. Option C is correct.
Here,
Zero of the function are the values of x, for a function for which the function gives y = 0,
So let y = 0, - - - - - -(1)
Put y = (x-3)(x + 2)(x-2) in equation 1
(x-3)(x + 2)(x-2) = 0
Equating each parenthesis step by step with zero,
x - 3 = 0 ; x + 2 = 0 ; x - 2 = 0
x = 3 ; x = -2 ; x = 2
So the values that came out are 3, -2, and 2, are said to be zeros of the given function,
When we substitute any value in the function then y becomes zero such as,
Put x = 3 in function,
y = (3-3)(3+2)(3 - 2)
y = (0)(5)(1)
y = 0
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the histograms contain data with a range of 1 to 6. which group would have the larger standard deviation, group a or group b? why
To determine which group has a larger standard deviation between Group A and Group B, we will need to consider the spread of the data within each histogram.
Standard deviation is a measure of how the data points are dispersed from the mean (average) value. A larger standard deviation indicates a greater degree of variability in the data points.
Without the specific data values, we can't compute the standard deviations for each group. However, we can provide a general guideline for comparing the histograms:
1. Observe the distribution of the data in the histograms for both groups.
2. If the data in Group A's histogram is more spread out across the range of 1 to 6 compared to Group B's histogram, then Group A is likely to have a larger standard deviation.
3. Conversely, if the data in Group B's histogram is more spread out across the range of 1 to 6 compared to Group A's histogram, then Group B is likely to have a larger standard deviation.
By following these steps and examining the histograms, you should be able to determine which group has a larger standard deviation based on the spread of their data.
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What is the sum of this infinite geometric series?
\(\qquad \qquad \textit{sum of an infinite geometric sequence} \\\\ \displaystyle S=\sum\limits_{i=0}^{\infty}\ a_1\cdot r^i\implies S=\cfrac{a_1}{1-r}\quad \begin{cases} a_1=\stackrel{\textit{first term}}{\frac{1}{8}}\\ r=\stackrel{\textit{common ratio}}{\frac{2}{3}}\\ \qquad -1 < r < 1 \end{cases}\)
\(\displaystyle\sum_{k=0}^{\infty} ~~ \underset{a_1}{\frac{1}{8}}\underset{r}{\left( \frac{2}{3} \right)}^k\implies S=\cfrac{ ~~ \frac{1}{8} ~~ }{1-\frac{2}{3}}\implies S=\cfrac{ ~~ \frac{1}{8} ~~ }{\frac{1}{3}}\implies S=\cfrac{3}{8}\)