Answer:
N = 10
Step-by-step explanation:
Subtract 3n from both sides
14 = 2n - 6
add 6 to both sides
20 = 2n
divide by 2
n = 10
Answer:
n = 10
I hope this helps!
write an equation for a degree 6 polynomial with a root at 3, a double root at 2, and a triple root at -1, and has a y-int at 5..
The equation of the degree 6 polynomial with a root at 3, a double root at 2, and a triple root at -1, and y-intercept at y = 5 is given as follows:
y = -5/12(x - 3)(x - 2)²(x + 1)³.
How to define the polynomial?The equation of the function is obtained considering the Factor Theorem, as a product of the linear factors of the function.
The zeros of the function, along with their multiplicities, are given as follows:
Zero at x = 3 with a multiplicity of 1.Zero at x = 2 with a multiplicity of 2.Zero at x = -1 with a multiplicity of 3.Then the linear factors of the function are given as follows:
(x - 3).(x - 2)².(x + 1)³.The function is then defined as:
y = a(x - 3)(x - 2)²(x + 1)³.
In which a is the leading coefficient.
When x = 0, y = 5, due to the y-intercept, hence the leading coefficient a is obtained as follows:
5 = -12a
a = -5/12
Hence the polynomial is:
y = -5/12(x - 3)(x - 2)²(x + 1)³.
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1/3 bigger than 5/9?
Answer:
No 1/3 is not greater than 5/9.
Step-by-step explanation:
In the school competition jenny bounced a ball 150 times in 3 minutes. Express her bouncing rate in its simplest form
Answer:
Jenny bounced the ball 150 times She did that over an interval of 3 minutes To express rate of change over an interval you do \( \frac{change \: in \: motion}{change \: in \: time} \)So you get \( \frac{150}{30} = 50 \: bounces \: per \: minute\)Please rate positively and give brainlistjenet can make 4/5 on a necklace in 20 minutes.at this rate how many necklaces to the nearest tenth of a necklace can jenet make in 1 hour
Answer:
She can make 2 2/5 of a necklace. Which is 2.4 to the nearest tenth.
Step-by-step explanation:
Edwin is shopping with his mom. He sees that oranges are on sale. A bag of 15 oranges costs $3. 75. Calculate the unit rate of each orange.
HELP FAST
Answer:
$0.25
Step-by-step explanation:
To find the unit rate of each orange, divide the total cost of the bag by the number of oranges in the bag:
⇒ 3.75 ÷ 15 = 0.25
Therefore, the unit rate of each orange is $0.25
what is 24/182 !!!!!!!!!!!!!!!!!
Answer:
24/182 = 12/91
Step-by-step explanation:
Express the confidence interval (549,814)(549,814) in the form of ¯x±MEx¯±ME.
¯x±ME=x¯±ME= ±±
We are 95% confident that the true population mean falls within the range of 600 to 800.
Sure, I can help you with that! To express the confidence interval (549,814) in the form of ¯x±ME, we first need to find the sample mean, ¯x, and the margin of error, ME.
Unfortunately, we don't have any additional information about the sample or the population, so we can't calculate these values.
A confidence interval is a range of values that we believe contains the true population parameter with a certain level of confidence.
The sample mean, ¯x, is the best estimate we have of the true population mean.
The margin of error, ME, is a measure of the uncertainty or variability in our estimate.
To express the confidence interval in the form of ¯x±ME, we simply add and subtract the margin of error from the sample mean.
So, if we have a confidence interval of (549,814), we would need to know the sample mean and the margin of error to express it in the desired format.
For example, if we knew that the sample mean was 700 and the margin of error was 100, we could express the confidence interval as:
¯x±ME = 700±100
This means that we are 95% confident that the true population mean falls within the range of 600 to 800.
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Referring to Table 1, what is the estimated mean consumption level for an economy with GDP equal to $2 billion and an aggregate price index of 90?
a. $1.39 billion
b. $2.89 billion
c. $4.75 billion
d. $9.45 billion
To find the estimated mean consumption level for an economy with GDP equal to $2 billion and an aggregate price index of 90, we'll use the formula: Mean Consumption = (GDP / Aggregate Price Index) * 100.
To answer this question, we need to refer to Table 1 which provides information on consumption levels based on different combinations of GDP and aggregate price index. The term "mean" refers to the average consumption level for an economy with the given GDP and price index.
Looking at the table, we can see that for an economy with GDP of $2 billion and an aggregate price index of 90, the estimated mean consumption level is $4.75 billion. Therefore, the answer is c. $4.75 billion.
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help me with this math question
Adam purchased some items at the school store. He bought 3 pencils for $0.15 each and 5 single-subject notebook
If these items cost a total of $6.45, what was the cost of each notebook?
O A. $1.20
B. $1.26
O c. $1.29
OD. $1.38
Answer:
The answer is A
Step-by-step explanation:
Fist multiply 3 and .15 to get .45 for 3 pencils. Then subtract .45 from 6.45 and get 6. Then divided 6 by 5 to get 1.2 for each book
i think the answer is a: $1.20
my work:
3 x 0.15 = 0.45.
6.45 - 0.45 = 6.00
6.00 / 5 = 1.20
and i checked my work by doing 1.20 x 5 + 0.40 = $6.45.
sin + cose
If tan0 = 1 then, find the values of
sec 0 + cosec
Answer:
We know that:
Tan(x) = sin(x)/cos(x)
We know that:
Tan(θ) = 1 = sin(θ)/cos(θ)
we can rewrite this as:
sin(θ)/cos(θ) = 1
sin(θ) = cos(θ)
If you know the table of notable angles, the angle such that this is true is θ = 45°
sin(45°) = 1/√2 = cos(45°)
Now we want to find the value of:
sec(θ) + cosec(θ)
Where:
sec(θ) = 1/cos(θ)
cosec(θ) = 1/sin(θ)
And we already know the values of the sine and cosine function, then:
sec(45°) + cosec(45°) = 1/cos(45°) + 1/sin(45°) = 2*(1/( 1/√2)) = 2*√2
Then, given that:
Tan(θ) = 1
We can conclude that:
sec(θ) + cosec(θ) = 2*√2
(7) Length of the base of a triangle is 12 cm.if the base is triple the height,
The area of the triangle = ?
(a) 36 cm
(c) 24 cm
(b) 144 cm
(d) none of the previous
Can someone please solve this with steps?
Peregrine falcons can dive at speeds of up to 217 miles per hour. Use dimensional analysis to convert this speed to feet per minute. (1 mile = 5280 feet).
The speed 217 miles per hour using dimensional analysis to convert to feet per minute is; 19096 ft/min
How to use Dimensional Analysis?From dimensional analysis, we know that;
1 mile = 5280 feet
1 hour = 60 minutes
Thus;
1 mile/hr = 88 feet/min
Since conversion from mph to ft/min is, 1 mile/hr = 88 feet/min
Then, 217 mile/hr = (217 mile/hr/1 mile/hr) * 88 feet/min
⇒ 19096 ft/min
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The graph shows the location of all solutions for some linear equation. The coordinates of two of the points are labeled. Which linear
equation matches this graph?
A)
x + y = 6
B)
y = 2x + 4
3x + y - 9
D
y = -2(x - 5) -6
Answer:
Option D
Step-by-step explanation:
Let the equation of the line given in the graph is,
y = mx + b
Here, m = Slope of the line
b = y-intercept
From the graph attached,
y-intercept = 4
Since, slope of the line passing through two points \((x_1,y_1)\) and \((x_2,y_2)\) is given by,
m = \(\frac{y_2-y_1}{x_2-x_1}\)
Therefore, slope of the line passing through (-2, 8) and (5, -6) will be,
m = \(\frac{8-(-6)}{-2-5}\)
m = \(-\frac{14}{7}\)
m = -2
Therefore, equation of the line will be,
y = -2x + 4
Equations given in the options A, B, and C are not matching with our equation.
Simplify the equation given in Option D,
y = -2(x - 5) -6
y = -2x + 10 - 6
y = -2x + 4
Therefore, Option D is the answer.
0.1254 is rational or irrational ?
Answer:
Rational
Step-by-step explanation:
You can write it as a ratio of a/b
Answer:
Irrational
Step-by-step explanation:
Irrational- anything that can be written as a decimal.
Rational- anything that can be written as a fraction.
Hope this helps. Plz give brainliest.
A rock is tossed over a seaside cliff. The equation y=−16x^2+50x+118 gives the height of a rock above sea level. How long until the rock hits the water?
I need help please ASAP
Answer:
the answer is B (-5/7).....
Yes or No, is each pair of ratios or rates is equivalent? Explain your reasoning. Be specific. 3 hours worked for $12.00; 9 hours worked for $36.00
Answer:Yes
Step-by-step explanation: Working 3 hours for $12 is the same as working 9 hours for $36 in both equations you earn $4 an hour
A Verizon smartphone plan charges an $80 service fee and then $45 per month. Which of the following expressions models the total money spent for this plan after m months?
Answer:
$45m+$80= total money spent
Step-by-step explanation:
the $45 is multiplied by the number of months that the plan is used becuase that is the amount that must be paid per month, and you add the $80 that only needs to be paid once.
I hope that helps!
Linear Inequality Word Problems Harder Kyle has $50 to spend on sandwiches and chips for a picnic. He already bought chips for $2 and will buy sandwiches for $4 each. How many sandwiches can he buy?
The point r is halfway between the intergers on the number line below and represent the number
Answer:
123 456 789 10 11 12 1 3 1 4 1 5 1 5
Step-by-step explanation:
What is the value of x?
between 120 and 97
Step-by-step explanation:
The table below shows the labor charges of an electrician for jobs of different lengths.
Number of Labor Charges
Hours (n) (C)
Which function represents the situation?
C (n) =35n + 25
C (n) = 25n +35
O C (n) = 25n +30
o C (n) = 35n + 40
Answer:
(C) (n) = 25n+35
Step-by-step explanation:
25×1+35=60
25×2+35=85
25×3+35=110
25×4+35=135
Solve and graph the following inequality: x - 19 is less than or equal to 27
You have the following inequality:
x - 19 ≤ 27
To solve the previous inequality, add 19 both sides and simplify:
x ≤ 27 + 19
x ≤ 46
The graph is:
Answer:
x is less than or equal to 8
Step-by-step explanation:
what is the value of the function when the value of w is equal to 4
The calculated value of the function when the value of w is equal to 4, is -4
How to evaluate the functionFrom the question, we have the following parameters that can be used in our computation:
f(w) = -w
When the value of w is equal to 4, we have f(4)
In the function notation f(4), we have
w = 4
substitute the known values in the above equation, so, we have the following representation
f(4) = -1 * 4
So, we have
f(4) = -4
Hence, the value of the function is -4
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Question
Given that f(w) = -w
what is the value of the function when the value of w is equal to 4
The table below shows the cost per pound of different vegetables.
Prices of Vegetables
Vegetable
Cost (per pound)
Potatoes
$3.89
Squash
$4.68
Carrots
$1.67
Cucumbers
$2.59
What is the estimated cost for 7.8 pounds of potatoes?
$16
$24
$32
$40
Answer:
16
Step-by-step explanation:
i got it right on the test
Answer:
16...
hope, it helps! x
will give brainliest no files will report Select the correct answer from each drop-down menu.
Your answer is the center image.
hope this helps.
Which is the smallest fraction? *
7/10
4/5
17/20
3/4
Too tired to work it out myself just do it for me instead person get 15 points
determine whether each statement is true or false. you have one submission for each statement. (a) for every function f(x), if lim x→a f(x) does not exist, then lim x→a f(x) does not exist.
For the function f(x) , the statement based on limit has following answer,
a. For all f(x) , if lim x→a f(x) does not exist, then lim x→a⁺ f(x) does not exist is false statement.
b. For all f(x) , if lim x→a f(x) does not exist, then lim x→a⁻ f(x) does not exist is false statement.
For the function f(x),
If the limit of the function f(x) does not exist then,
(a) lim x→a⁺ f(x) does not exist is a false statement.
If lim x→a⁺ f(x) or lim x→a⁻ f(x) exists.
it is still possible for lim x→a f(x) to not exist.
For example, consider the function f(x) = 1/x and a = 0.
The limit of f(x) as x approaches 0 from the right (i.e., lim x→0⁺ f(x)) does not exist.
But the limit of f(x) as x approaches 0 from the left (i.e., lim x→0⁻ f(x)) does exist.
(b) lim x→a⁻ f(x) does not exist is a false statement.
Considering same function f(x) = 1/x and a = 0 .
The limit of f(x) as x approaches 0 from the left (i.e., lim x→0⁻ f(x)) does not exist.
But the limit of f(x) as x approaches 0 from the right (i.e., lim x→0⁺ f(x)) does exist.
Therefore, function f(x) represents the following statement as,
a. If lim x→a f(x) does not exist, then lim x→a⁺ f(x) does not exist is false statement.
b. If lim x→a f(x) does not exist, then lim x→a⁻ f(x) does not exist is false statement.
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The above question is incomplete , the complete question is:
Determine whether each statement is true or false. you have one submission for each statement.
(a) for every function f(x), if lim x→a f(x) does not exist, then lim x→a⁺ f(x) does not exist.
(b) for every function f(x), if lim x→a f(x) does not exist, then lim x→a⁻ f(x) does not exist.
13 cm
8 cm
16 cm
7 cm
Find the area of this composite shape. Include correct units.
Show all your work.
Including a triangle and rectangle, the area of this composite shape will be 136 cm².
What exactly is a rectangle?
A rectangle is a geometric shape that is defined as a quadrilateral with four right angles (90-degree angles) and opposite sides that are parallel and equal in length.
Rectangles are a type of parallelogram because their opposite sides are parallel. However, what distinguishes rectangles from other parallelograms is that all four of their angles are right angles.
Now,
The area of the composite shape will be equal to the sum of area of triangle and area of rectangle
so,
To find the area of a rectangle, the length of the rectangle is 16 cm and the width is 7 cm, so the area is:
Area = Length x Width = 16 cm x 7 cm = 112 square cm
Therefore, the area of the rectangle is 112 square cm.
As area of a triangle is :
Area = (1/2) x Base x Height
where "Base" and "Height" are the length of the base and the height of the triangle, respectively.
Substituting the given values, we have:
Area = (1/2) x 8 cm x 6 cm = 24 square cm
Therefore, the area of the triangle is 24 square cm.
Then
Area of shape=112+24
=136 cm²
hence,
the area of this composite shape will be 136 cm².
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