Answer:
mkhhikbyjhggfikmnikkfyujikok
evaluate the expression for x=-3 Thank you
\( {x}^{2 } - 2x + 4\)
Answer: 7
Step-by-step explanation:
3 x 3 = 9 - 2(3)+4
9-6+4
=7
You deposit $500 in an investment account. The rate of growth is 6% a year. If you make no further deposits or withdrawals, and the investment is allowed to grow uninhibited, how long will it take for your investment to reach $1,500? Round to the nearest tenth.
It will take 18.9 years for your investment to reach $1,500
How to determine how long for 90 grams to remain?From the question, we have the following parameters that can be used in our computation:
Initial deposit = 500 dollars
Rate of growth = 6% per year
The above implies that the growth follows an exponential path
An exponential function that represents a growth function is represented as
A(n) = a * (1 + r)ⁿ
Where
A(n) = value of investment after nth year
a = Initial deposit = 500
r = rate of growth = 6%
Substitute the known values in the above equation, so, we have the following representation
A(n) = 500 * (1 + 6%)ⁿ
Evaluate the sum
A(n) = 500 * 1.06ⁿ
When the investment is 1500 grams, we have
500 * 1.06ⁿ = 1500
Divide both sides by 500
1.06ⁿ = 3
So, we have
n = log(3)/log(1.06)
Evaluate
n = 18.9
Hence, the number of years is 18.9
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Answer:
The answer is actually 18.3 Years
Step-by-step explanation:
I got it correct on the test :D
Which value of x in the equation 18x + 5 - 3 = 65 makes the equation true
Answer:
the value of x that makes the equation true is x = 3.5.
Step-by-step explanation:
To find the value of x that makes the equation 18x + 5 - 3 = 65 true, we need to simplify the equation and solve for x.
Starting with the equation:
18x + 5 - 3 = 65
First, combine like terms:
18x + 2 = 65
Next, isolate the term with x by subtracting 2 from both sides:
18x = 65 - 2
18x = 63
Finally, divide both sides of the equation by 18 to solve for x:
x = 63 / 18
x = 3.5
Therefore, the value of x that makes the equation true is x = 3.5.
The answer is:
x = 7/2 (3.5 in decimal form)Steps & work :
First, I focus only on the left side.
Combine like terms:
\(\sf{18x+5-3=65}\)
\(\sf{18x+2=65}\)
Subtract 2 from each side:
\(\sf{18x=63}\)
Now, divide each side by 18:
\(\sf{x=\dfrac{63}{18}\)
Clearly, this fraction is not in its simplest terms, and we can divide the top and bottom by 9:
\(\sf{x=\dfrac{7}{2}}\)
\(\therefore\:\:\:\:\:\:\stackrel{\bf{answer}}{\boxed{\boxed{\tt{x=\frac{7}{2}}}}}}\)
PLS HELP
solve for P
8= p/7 (that's a fraction the p/7 is a fraction )
P=
Step-by-step explanation:
Hey there!
Given;
\(8 = \frac{p}{7} \)
Multiply 7*8 for finding value of "p".
\(p = 8 \times 7\)
\( p = 56\)
Therefore the value of "p" is 56.
Hope it helps...
Answer:
P = 56 i think i am not sure
Step-by-step explanation:
Step sis need a new dryer. Her thicc ahss couldn't fit
Answer:
HAHAHAHH
Step-by-step explanation:
HELP PLS !% POINTS!!
Answer:
149 sq. ft
Step-by-step explanation:
For the triangle:
Base = 16-9 = 7 ft
Area of Triangle = 1/2 of b.h
= 1/2 of 7 * 6
= 21 sq. ft
Area of Rectangle = l.b
= 5 * 16
= 128 sq. ft
Total Area = 149 sq. ft
Two cylinders, a and b, each started with different amounts of water. The graph shows how the height of the water changed as the volume of water increased in each cylinder. Match the graphs of a and b to Cylinders P and Q. Explain your reasoning. height in centimeters b volume in milliliters P
To match the graphs of cylinders a and b to cylinders P and Q, we need to analyze the relationship between the height of the water and the volume of water in each cylinder.
Cylinder P would correspond to graph b, while Cylinder Q would correspond to graph a.
The reasoning behind this is as follows:
Cylinder P, corresponding to graph b, shows a steeper increase in height with increasing volume. This indicates that the water level rises quickly as more volume is added, suggesting that the cylinder has a smaller cross-sectional area. Since height is directly proportional to volume for a cylinder, a smaller cross-sectional area would result in a higher rise in height for the same volume of water.
Cylinder Q, corresponding to graph a, shows a slower increase in height with increasing volume. This implies that the water level rises more gradually as more volume is added, indicating a larger cross-sectional area. A larger cross-sectional area would result in a smaller increase in height for the same volume of water.
In summary, the steeper graph b matches Cylinder P with a smaller cross-sectional area, while the gentler graph a matches Cylinder Q with a larger cross-sectional area.
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Select all expressions equivalent to
532
20
202
124
55
51.43
5.43
A card is drawn randomly from a standard 52-card deck. Find the following: Write all answers as simplified fractions (not mixed numbers). Probability the card drawn is a face card _____
Probability the card drawn is not a face card. ____
Odds in favor of drawing a face card ______
Odds against drawing a face card _____
The probability the card drawn is a face card is 3/13. The probability the card drawn is not a face card is 10/13. The odds in favor of drawing a face card is 3/10. The odds against drawing a face card are 10/3.
There are 52 cards in a standard deck, and 12 of them are face cards (jack, queen, and king). Therefore, the probability of drawing a face card is 12/52, or 3/13.
The probability of not drawing a face card is 1 minus the probability of drawing a face card. Since the probability of drawing a face card is 3/13, the probability of not drawing a face card is 1 - 3/13, which is 10/13.
The odds in favor of drawing a face card are 3:10, or 3/10. The odds against drawing a face card are 10:3, or 10/3.
In summary:
The probability the card drawn is a face card: 3/13
The probability the card drawn is not a face card: 10/13
Odds in favor of drawing a face card: 3/10
Odds against drawing a face card: 10/3
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evaluate the expression, given the functions f and h: f(x)=3x-1, h(x)=-2x^2+3x-9. f(7/3)-h(-2)
The value of the function f(7/3)-h(-2) is 30
What are functions?Functions are simply defined as theorems, laws, equation or rules that holds true for the relationship between two variables in a given expression.
The variables are known as;
Independent variableDependent variableGiven the functions as;
f(x)=3x-1 h(x)=-2x^2+3x-9To determine f(73), substitute the value as x in the function, we have;
f(7/3) = 3(7/3) - 1
expand the bracket
f(7/3) = 7 -1
f(7/3) = 6
For h(-2), substitute the value as x in the function, we have;
h(-2) = -2(-2)² + 3(-2) - 9
expand the bracket
h(-2) = -8 -6 - 9
Subtract the values
h(-2) = -23
Now, f(7/3)-h(-2) = 7 --23
f(7/3)-h(-2) = 30
Hence, the value is 30
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Find the measure of the angle indicated (X). Round to the nearest tenth. Show your work to support your answer. C 13 4 0 A B
Step-by-step explanation:
solution given.
relationship between perpendicular and base is given by tan angle
tan ø=perpendicular/base
ø=tan-¹(4/13)=17.10272897=17° is your answer
explain how utility could be used in a decision where performance is not measured by monetary value
The utility can be used to quantify and compare preferences in decision-making scenarios where performance is not measured by monetary value.
The utility can be used as a measure of preference or satisfaction in decision-making situations where performance is not directly measured by monetary value. Utility refers to the subjective value or desirability that an individual assigns to different outcomes or options.
In such cases, utility can be quantified using a utility function, which maps the outcomes or attributes of the decision problem to a numerical representation of the individual's preferences. This function allows for the comparison and evaluation of different options based on their utility values.
For example, consider a decision involving healthcare treatments. The performance of different treatments may not be easily measured in monetary terms, but individuals may have preferences based on factors such as effectiveness, side effects, or quality of life impact.
Utility can be used to capture these preferences and make a decision that maximizes the overall satisfaction or well-being of the individual.
To use utility in decision-making, it is necessary to understand and quantify individual preferences through techniques like surveys, interviews, or experimental methods. By assigning utility values to different outcomes or attributes, decision-makers can then compare options and select the one that maximizes utility.
However, it's important to note that utility is subjective and varies among individuals. Different people may have different utility functions and weigh attributes differently. Therefore, utility-based decision-making requires taking into account the preferences of the specific individual or group involved.
In summary, utility can be employed in decision-making scenarios where performance is not directly measured in monetary terms. It quantifies subjective preferences and allows for the comparison and selection of options based on the utility values assigned to different outcomes or attributes.
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What is 9.2568×10−3 written in standard form?
Answer:
80 9. 0.5 0.06 0.008 (89.568)
Step-by-step explanation:
9.2568x 10-3 would equal 89.568
Find the volume of this shape
Answer:
141.37
Step-by-step explanation:
\(v =\pi \: r {}^{2}h = \pi \times 3 {}^{2} \times 5 = 141.37\)
Can you please explain? I have the other options also.
Given
\(f(x)=\frac{1}{3}\lvert x+4\rvert-4\)The graph
Which graph represents 12 = 3x + 4y line a, line b, line c
Answer:
green line or "b"
Step-by-step explanation:
we can set this up into the slope intercept form
y=mx+b
where m is the slope and b is y intercept
12=3x+4y
-3x -3x
-3x+12=4y
/4. /4. /4
-3/4x+3=y
we can see the only line with a negative slope and a y intercept at 3 is the green line or "b"
hopes this helps please mark rainliest
What is the radius and diameter of the following circle? 18 cm
Radius = cm
Diameter = cm
use the formula v = u + t to find the velocity when the initial velocity is 3 m/s, the accelaration is 1.5 m/s and the time is 7 seconds. What is the formula for each one?
The final velocity of the parameters is 13.5m/s
How to determine the final velocity of the parameter?In this question, the given parameters are represented as
Formula: v = u + at
Initial velocity = 3m/s
Acceleration = 1.5m/s²
Time = 7 seconds
When these parameters are represented using their required notation, we have the following representations
u = 3m/s
a = 1.5m/s²
t = 7 s
Next, we substitute the above parameters in the above equation
So, we have the following representation
v = 3 + 1.5 * 7
Evaluate the products
This gives
v = 3 + 10.5
Evaluate the sum
So, we have the following representation
v = 13.5
The notation v represents the final velocity
Hence, the final velocity is 13.5m/s
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company that ships crystal bowls claims that bowls arrive undamaged in 95 percent of the shipments. let the random variable g represent the number of shipments with undamaged bowls in 25 randomly selected shipments. random variable g follows a binomial distribution with a mean of 23.75 shipments and a standard deviation of approximately 1.09 shipments. which of the following is the best interpretation of the mean? Every shipment of 25 bowls will have 23.75 undamaged bowls B Every slypment of 25 bowls will have 2375 damaped bowi, on wege, the company receives 23.25 is before receiving the first her with a domed bowl D For possible shipments of the womberot damaged shipment qual 25 for all possiblemente humber of damaged shoes to 237
None of the given options is a correct interpretation of the mean.
The mean of the binomial distribution represents the expected value of the random variable H. Average number of successes expected over a number of independent trials (in this case, shipments containing undamaged shells). In this case, an average of 23.75 shipments with undamaged trays means that if you ship 25 shipments multiple times, you would expect an average of 23.75 undamaged shipments for each set of 25 shipments means.
This means that every shipment of 25 shells contains exactly 23.75 undamaged shells, or that the company receives 23.75 undamaged shells before receiving the first damaged shell. Not a thing.
The correct interpretation of the mean in this case would be:
"On average, you can expect 23.75 undamaged shells in 25 random shipments."
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Which percent is equivalent to 2 5/6?
Answer: 283.3333333% (283.3%)
Step-by-step explanation:
First, lets turn 2 5/6 into and improper fraction. It becomes 17/6.
Now, we divide 17/6
17/6 = 2.833333333
Now, to turn it into a percent, we multiply it by 100, or move the decimal point 2 places to the right. That gives us 283.3333333% (283.3%)
Hope this helps!
3
Select the correct answer.
A scientist is studying the population growth rates of two different types of bacteria under the same laboratory conditions. The number of bacterial cells
of type A is represented by the equation shown, where Prepresents the number of bacterial cells at the end of x hours.
P = 2 + 19
The number of bacterial cells of type B is represented by the equation shown, where Q represents the number of bacterial cells at the end of x hours.
Q = 3² + 18
Which statement is true?
OA. At the end of 21 hours, there will be the same number of bacterial cells of type A and type B.
OB. At the end of 3 hours, there will be the same number of bacterial cells of type A and type B.
OC. At the end of 1 hour, there will be the same number of bacterial cells of type A and type B.
OD. At the end of 18 hours, there will be the same number of bacterial cells of type A and type B.
Reset
Next
At the end of 1 week, species A and species B will have the same population.
A mathematical function called an exponential function is employed frequently in everyday life. It is mostly used to compute investments, model populations, determine exponential decline or exponential growth, and so forth.
Given;
A scientist is studying the population growth rates of two different types of bacteria under the same laboratory conditions. The number of bacterial cells of type A is represented by the equation shown, where P represents the number of bacterial cells at the end of x hours.
\(P = 2^{x} + 19\)
The number of bacterial cells of type B is represented by the equation shown, where Q represents the number of bacterial cells at the end of x hours.
\(Q = 3^{x} + 19\)
Since, population of species A is represented by: P = 2ˣ + 19
Let us find the population of species A, at the end of week 1:
i.e., x = 1
i.e., P(1) = 2¹ + 19
i.e., P(1) = 2 + 19
i.e., P(1) = 21
Also, since population of species B is represented by: P = 3 ˣ+ 18
Let us find the population of species B, at the end of week 1:
i.e., x = 1
i.e., P(1) = 3¹ + 18
i.e., P(1) = 3 + 18
i.e., P(1) = 21
Thus, at the end of 1 week, species A and species B will have the same population.
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2.1. Provide a general rule to describe the relationship between the dates of spread and number of people infected infected.
The relationship between the dates of spread and the number of people infected can vary depending on various factors such as the infectiousness of the disease, the effectiveness of containment measures, population density, and individual behaviors.
However, there is a general rule that can describe the relationship:As the dates of spread progress, the number of infected individuals tends to increase initially, reaching a peak, and then gradually decreasing over time.
This pattern is often referred to as the epidemic curve or the epidemiological curve. In the early stages of an outbreak, the number of cases may grow rapidly as the disease spreads through a susceptible population. This rapid increase is often influenced by factors such as the contagiousness of the disease, population density, and social interactions.
As containment measures, such as vaccination campaigns, public health interventions, and behavioral changes, are implemented, the rate of new infections may start to decline. This can lead to a peak in the number of cases, after which the curve gradually decreases as the disease is brought under control and fewer susceptible individuals remain.
It's important to note that the specific shape, duration, and magnitude of the epidemic curve can vary significantly depending on the disease and the effectiveness of the response measures implemented. Additionally, emerging variants, changes in behavior, and other factors can impact the trajectory of the epidemic curve.
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The solution of the equation 3x + 4 =1 is a) 1 b) 0 c) -1 d) 2
Hello!
3x + 4 = 1
3x + 4 - 4 = 1 - 4
3x = -3
3x/3 = -3/3
x = -1
The solution of the equation 3x + 4 = 1 is -1.
The answer is:
C) x = -1
Work/explanation:
To solve this equation, I subtract 4 from each side:
\(\sf{3x+4=1}\)
Subtract :
\(\sf{3x=-3}\)
Divide each side by 3:
\(\sf{x=-1}\)
Hence, C is correct.
this is so hard plz help
Answer:
9 - 3 ÷ 1/3 + 1 = 1 ( Answer )
Step-by-step explanation:
hope u liked the answer :)
Answer:
3
Step-by-step explanation:
right ya rong you tell me ok
Allison is choosing between two rental car companies. Countrywide Auto charges $27 plus $0.27 per mile, and Smart Auto charges $45 plus $0.21 per mile.
Use the following system of equations, where y represents total cost and x represents miles, to answer the question:
y = 0.27x + 27
y = 0.21x + 45
At what point would the two lines intersect if graphed? (4 points)
(300, 108)
(108, 300)
(45, 27)
(27, 45)
The point where the two lines intersect is the solution to the system of linear equations, which is: A. (300, 108).
How to Solve a System of Linear Equations?Given that:
y = total cost
x = miles
We are also given the system of linear equations that models the scenario given as:
y = 0.27x + 27 --> equation 1
y = 0.21x + 45 --> equation 2
To find the value of x, make both equations equal to each other and solve:
0.27x + 27 = 0.21x + 45
Combine like terms
0.27x - 0.21x = -27 + 45
0.06x = 18
Divide both sides by 0.06
0.06x/0.06 = 18/0.06
x = 300
To find the value of y, plug in the value of x into equation 1, and find y:
y = 0.27(300) + 27
y = 81 + 27
y = 108
Thus, the point where the two lines intersect is the solution to the system of linear equations, which is: A. (300, 108).
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Distributive property on 48x6=
Answer:
1×(480×6)
Step-by-step explanation:
ok it is distrutive property
Find the equation of the line below. No bots!!!
Answer:
y=5x
y2-y1/x2-x1 = 10-5/2-1
Step-by-step explanation:
A 10 kg ball moves at a speed of 15m/s. The ball collides with a wall causing it to rebound in the opposite direction at a speed of 23 m/s.
Calculate the impulse on the ball?
Answer:
The impulse on an object is equal to the change in momentum of the object. In this case, the ball's initial momentum is 10 kg * 15 m/s = 150 kg m/s. After the collision, the ball's final momentum is -10 kg * 23 m/s = -230 kg m/s.
The change in momentum of the ball is: -230 kg m/s - 150 kg m/s = -80 kg m/s.
So, the impulse on the ball is -80 kg m/s.
The graph shows the distribution of the number of text messages young adults send per day.
A graph titled daily text messaging has number of text on the x-axis, going from 8 to 248 in increments of 30. Data is distributed normally. The highest point of the curve is at 128.
Which statement describes the distribution?
A) The distribution is approximately Normal, with a mean of 128 messages and a standard deviation of 98 messages.
B) The distribution is approximately Normal, with a mean of 128 messages and a standard deviation of 30 messages.
C) The distribution is approximately Normal, with a mean of 30 messages and a standard deviation of 128 messages.
D) The distribution is uniform, with a mean of 128 messages and a standard deviation of 30 messages.
The statement that describes the distribution based on the given information is:
A) The distribution is approximately Normal, with a mean of 128 messages and a standard deviation of 98 messages.
The statement that describes the distribution based on the given informationThe graph shows a normal distribution, as indicated by the shape of the curve. The highest point of the curve (the peak) is at 128, which represents the mean of the distribution.
The standard deviation measures the spread of the data, and based on the information given, it is 98. Therefore, option A accurately describes the distribution.
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A pound of flour costs $12. How many ounces of flour can be purchased for $3.30?
Answer:
4.4 ounces/ 4 ounce (if rounded)
Step-by-step explanation:
There are 16 ounces in a pound, therefore the equation 12/16 will be useful since 16 ounces in a pound can be divided by 12, in conclusion 12/16=0.75 which is how much an ounce costs.
Then you will take $3.30 and divide it by 0.75 to get your answer for how many ounces you can buy for $3.30 which will equal 4.4 ounces but if you were to round it would be 4 ounces
Hope this helps!