Answer: 12 people or less
Step-by-step explanation:
114≥30+5x+2x
114-30≥5x+2x
84≥7x
84/7≥7x/7
12≥x
There can be at 12 people or less who can attend the Friday night
Use long division to find the quotient below.
(4x2 - 7x- 2) = (x-2)
O A. 3x + 1
O B. 4x+ 1
O C. 4x-1
O D. 3x - 1
Answer:
Number B: 4x+1
Step-by-step explanation:
I used synthetic division instead, But hope this helps.
(4x² - 7x - 2) ÷ (x-2)
I have placed the terms corresponding to each variable, for x squared I put 4, for x - 7 and for c (constant) I put - 2.
We go down 4, which will multiply to 2.
¿Why 2?
This is obtained by matching the denominator to 0.
\(x-2=0\rightarrow \boxed{x=2}\)
Then we multiply 4 by 2, give us 8, add this value to the variable x (- 7), we have 1.
Multiply 1 by 2, give us 2, add this value to the constant (- 2), we have 0. ¡Finish!
Answer: 4x + 1
Stefan sells Jin a bicycle for $115 and a helmet for $17. The total cost for Jin is 110% of what
Stefan spent originally to buy the bike and helmet. How much did Stefan spend originally? How
much money did he make by selling the bicycle and helmet to Jin?
Please help. quickly
The total surface area of the triangular prism is 756 meter²
Given,
A triangular prism and its net.
We have to find the surface area of the triangular prism.
First we can consider the right angled triangle.
Height = 9 meter
Base = 12 meter
Hypotenuse = 15 meter
Area of the right angled triangle = (1/2 bh)
Here,
Area = 2 × (1/2 bh) = 2 × (1/2 × 12 × 9) = 2 × 6 × 9 = 108 meter²
Now, area of right rectangle.
Area of rectangle = length × breadth
Here, the breadth of the rectangle is the height of the triangle = 9 meter
Length = 18 meter
Area = length × breadth = 9 × 18 = 162 meter²
Then, area of middle rectangle.
Length = 18 meter
Breadth = 12 meter
Area = length × breadth = 18 × 12 = 216 meter²
Next, area of left rectangle.
Length = 18 meter
Breadth = Hypotenuse of the triangle = 15 meter
Area = length × breadth = 18 × 15 = 270 meter²
Now, lets calculate the total surface area of the triangular prism.
Surface Area of triangular prism = 108 + 162 + 216 + 270 = 756 meter²
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In the PGA, on par 3 holes, golfers hit the green in one shot 80% of the time. In fact, 20% of the time, they hit the green in one shot and then need only one putt to complete the hole. So 60% of the time, they hit the green in one shot but are unsuccessful on their putt. Lets work with notation. Let G be the event that the golfer hits the green in one shot. Let P be the event that the golfer needs one putt to make the hole.
Required:
What is the correct notation for the probabilities listed in the problem?
Given information: In the PGA, on par 3 holes, golfers hit the green in one shot 80% of the time. In fact, 20% of the time, they hit the green in one shot and then need only one putt to complete the hole. So 60% of the time, they hit the green in one shot but are unsuccessful on their putt.
Let G be the event that the golfer hits the green in one shot. Let P be the event that the golfer needs one putt to make the hole. Probabilities listed in the problem: Probability of hitting the green in one shot
.= 80% = P(G)Probability of hitting the green in one shot and needing only one putt = 20% = P(G ∩ P)Probability of hitting the green in one shot but are unsuccessful on the putt = 60% = P(G ∩ P')Where P' denotes not P or the complement of P. In other words, P' means that the golfer needs more than one putt to make the hole.
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Help ASAP please !!!!!!!
Answer:
Step-by-step explanation:
the measure to the nearest degree is 567.98
Identify the coefficient and the number of terms in the
following expression.
152 +8
A.) Coefficient: , number of terms: 1
B.) Coefficient: 2, number of terms: 2
C.) Coefficient: 8, number of terms: 1
D.) Coefficient: 15, number of terms: 2
Answer:
The answer is A because there are no coefficients which is a letter and 1 term.
The picture shows a collection of eight
baseballs and two footballs. What is the
ratio of footballs to the total number of
baseballs and footballs?
Answer:
2 to 10 or 1 to 5
Step-by-step explanation:
there are 2 footballs and 10 balls in total.
what is the quotient of the expression
\( \frac{21a {}^{3} b - 14ab {}^{2} + 7ab}{7ab} \)
Erica is using the storage container below. What is the volume if the storage container?
Answer:
7
Step-by-step explanation:
1x2=2x3/1/2= 7
Answer:
7
Step-by-step explanation:
I did the question
Which statements accurately describe the function f(x) = 3 (squareroot 18) ^x ? Select three options. A. The domain is all real numbers. B. The range is y > 3. C. The initial value is 3. D. The initial value is 9. D. The simplified base is 3 square root 2
Answer:
The domain is all real number
(40 points) Consider a fishery that has a stock S with the following growth rate: G(S)=0.4S(1−
10000
S
);0≤S≤10000 Suppose that the harvest is a function of effort E as well as the stock S : H(E,S)=0.01ES. Further assume that the price of fish P=2 is constant, and total cost of effort is TC(E)=50E+E
2
(a) (10 points) Calculate the size of the biomass S
MSY
for the maximum sustainable yield (MSY). What is the corresponding effort level E
MSY
to get the maximum sustainable yield? (b) ( 10 points) Calculate the effort level E
OA
if there is open access to the fishery.
a) The effort level E MSY to get the maximum sustainable yield is 0.
b) The effort level E OA is not constrained.
(a) To calculate the size of the biomass S MSY for the maximum sustainable yield (MSY), we need to find the stock level where the growth rate G(S) is equal to the harvest rate H(E,S).
G(S) = H(E,S)
0.4S(1−10000/S) = 0.01ES
S(1−10000/S) = 0.01E
S - 10000 = 0.01E
S = 0.01E + 10000
To find S MSY , we need to set the growth rate G(S) equal to zero:
G(S) = 0.4S(1−10000/S) = 0
0.4S(1−10000/S) = 0
S(1−10000/S) = 0
S = 0 or S = 10000
Since S cannot be zero in this context, the size of the biomass S MSY for the maximum sustainable yield is 10,000.
To find the corresponding effort level E MSY , we substitute S MSY into the equation:
S = 0.01E + 10000
10000 = 0.01E + 10000
0.01E = 0
E MSY = 0
(b) In an open access fishery, there are no restrictions on the amount of effort that can be applied. Therefore, the effort level E OA is not constrained.
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determine whether the sequence converges or diverges. if it converges, find the limit. (if an answer does not exist, enter dne.) an = n 42 3n lim n→[infinity] an =
The given sequence is an = n/(42+3n).
To determine whether it converges or diverges, we can use the limit comparison test. Taking the limit as n approaches infinity of the ratio of an and n, we get lim n→[infinity] an/n = lim n→[infinity] n/(n(42/ n+3)) = lim n→[infinity] 1/(42/ n+3) = 1/42.
Since the limit is a finite positive number, the sequence converges. To find the limit, we can use the fact that the sequence converges to the same limit as an = 1/(42/ n+3).
Taking the limit as n approaches infinity of 1/(42/ n+3), we get lim n→[infinity] 1/(42/ n+3) = 0. Therefore, the limit of the given sequence is 0.
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Complet question:
determine whether the sequence converges or diverges. if it converges, find the limit. (if an answer does not exist, enter dne.) an = n/(42+3n) lim n→[infinity] an =
The given sequence is an = n/(42+3n).
To determine whether it converges or diverges, we can use the limit comparison test. Taking the limit as n approaches infinity of the ratio of an and n, we get lim n→[infinity] an/n = lim n→[infinity] n/(n(42/ n+3)) = lim n→[infinity] 1/(42/ n+3) = 1/42.
Since the limit is a finite positive number, the sequence converges. To find the limit, we can use the fact that the sequence converges to the same limit as an = 1/(42/ n+3).
Taking the limit as n approaches infinity of 1/(42/ n+3), we get lim n→[infinity] 1/(42/ n+3) = 0. Therefore, the limit of the given sequence is 0.
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Complet question:
determine whether the sequence converges or diverges. if it converges, find the limit. (if an answer does not exist, enter dne.) an = n/(42+3n) lim n→[infinity] an =
Will give 5 stars, 10 points and maybe brainiest
Answer:
5.25
Step-by-step explanation:
"The median is the middle number in a sorted, ascending or descending, list of numbers and can be more descriptive of that data set than the average"
in that case
1.6, 3.2, 3.6, 4.6 , 4.7 , 5.2 , 5.3, 5.4 , 6.1 , 7.8 , 9.0 , 9.5 ,
1st 2nd 3rd 4th 5th 6th 7th . 8th . 9th 10th 11th 12th
as you can seem 5.2 and 5.3 are both in the middle. that means you take the average of those two numbers. so 5.25
Answer:
The median is 5.25
Step-by-step explanation:
Median is found in the middle of numbers.
First you arrange the number from descending to ascending order:
1.6, 3.2, 3.6, 4.6, 4.7, 5.2, 5.3, 5.4, 6.1, 7.8, 9.0, 9.5
There are 12 numbers.
Then find the number that is in the center. In this case, 5.2 and 5.3 are the numbers in the center. You add them together and divide them by 2:
5.2+5.3 = 10.5/2 = 5.25
The median is 5.25
You need to fence a triangular lot. If the two sides measure 84 feet and 78 feet and
the angle between the two sides is 105°, what is the amount of fencing needed to
enclose the third side? Round to the nearest tenth of a foot.
Please help?
Answer:
A tiny cat named Tiny sits all day in the window and watches people pass by.
Step-by-step explanation:
A tiny cat named Tiny sits all day in the window and watches people pass by.A tiny cat named Tiny sits all day in the window and watches people pass by.A tiny cat named Tiny sits all day in the window and watches people pass by.A tiny cat named Tiny sits all day in the window and watches people pass by.A tiny cat named Tiny sits all day in the window and watches people pass by.A tiny cat named Tiny sits all day in the window and watches people pass by.A tiny cat named Tiny sits all day in the window and watches people pass by.
20+64 distributive property
Wouldn't it still just be 84 with or without the distributive property? :0
2(5+5)+2(16+16)
Step-by-step explanation:
lol and ignorw this wifnsnsjwjs
find y if x=2 : a. y=7-(x) b. y= x to the power of 2 minus 1. c. y= x+14 cubed
Answer:
Step-by-step explanation:
A
y = 7 - x
y = 7 - 2
y = 5
B
y = x^2 - 1
y = (2)^2 - 1
y = 2*2 - 1
y = 4 - 1
y = 3
C
y = x + 14
I'm going to assume that you mean (x + 14)^3
y = (x + 14)^3
y = (2 + 14)^3
y = 16^3
y = 4096
If you really do mean what it says, then
y = 2 + 14^3
y = 2744 + 2
y = 2746
f (x) =3x + 4, f(x) = -20
Answer: x= -8 and y = -20
Help, will give brainly to the person who gets it right
Solve the expression one half x (48 ÷ 6) − 2 + 5 using PEMDAS.
7
8
9
10
Answer:
\( \frac{1}{2} (48 \div6) - 2 + 5 \\ \frac{1}{2} (8) - 2 + 5 = 4 - 2 + 5 \\ = 2 + 5 \\ = 7\)
What is the slope of the line on the graph
Answer:
The slope is 6
Step-by-step explanation:
The rise is 6 and the run is 1. 6/1
Dalton and Connor each invest money. The function f(x) = 850(1.07)x models the value of Dalton’s account after x years. The function g(x) = 844(1.06)x models the value of Connor’s account after x years. What is the difference between the percentage points of the two annual interest rates?
A. 7%
B. 1%
C. 6%
D. 4%
Identify x-intercepts, the vertex, and axis of symmetry of the graph f(x)= 1/4x (x-1)(x+7)
x = 1 and x = -7 are the x - intercepts, the vertex is, (-3, -4), and axis of symmetry is x = -3.
What is, axis of symmetry, vertex and x - intercept?
A vertical line that splits the parabola into two equal half is the axis of symmetry. The equation x = - b/2a tells us where the line of symmetry lies. The parabola's vertex, which is a point (x, y), is where it crosses its axis of symmetry.
A line's x-intercept is the location at which the x-axis is crossed.
Consider, the given equation,
\(f(x) = \frac{1}{4}(x - 1)(x + 7)\)
Let,
\(y = \frac{1}{4}(x - 1)(x + 7)\) ..(1)
To find x - intercept, plug y = 0 in above equation,
\(\frac{1}{4}(x - 1)(x + 7) = 0\\ (x - 1)(x + 7) = 0\\(x - 1) = 0, (x + 7) = 0\\x = 1, x = -7\)
Therefore, x = 1 and x = -7 are the x - intercepts.
Since, the x-coordinate of the vertex is at the midpoint of the x-intercepts.
So,
\(x = \frac{-7+1}{2} = \frac{-6}{2} = -3\)
Plug x = -3 in equation (1)
\(y = \frac{1}{4}(-4)(4) = -4\)
Therefore, the vertex is, (-3, -4).
The x - coordinate of the vertex is the axis of symmetry.
Therefore, axis of symmetry is x = -3.
Hence, x = 1 and x = -7 are the x - intercepts, the vertex is, (-3, -4), and axis of symmetry is x = -3.
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two consecutive negative integers have a product of 110 . what are the integers?
Please asap find the area of this figure... picture attached
Answer:
1 911.484916 square units
Step-by-step explanation:
Area of the rectangle = 50 * 14 = 700 square units
thanks to the given informations we can find the height of the triangle by using sine.
sin = opposite/hypotenuse
opposite = hypotenuse * sin = 50 * 0,969188 = 48,459397
Area of the triangle = (50 * 48,459397)/2 = 1.211,484916 square units
Total area = 1.211,484916 + 700 = 1.911,484916 square units
Mark has to travel a distance of 400 miles. He travels at a speed of 50 miles per hour. The function f(x) = 400 − 50x represents the distance he has to travel after x hours. Identify the graph that describes this function and its intercepts. What does each intercept represent?
Answer:
x-intercept: 8; the number of hours
y-intercept: 400; distance to be covered
find the unknown angle
Answer:
total angles in triangle = 180
180 = 44+56+ y
y = 180-44-56
y = 80°
now to find z and x
we know the 2 straight lines are parallel (indicated by arrows)
x = 56°
z = 44°
how?
alternate angles theorem
Alternate angles are angles that occur on opposite sides of the transversal line and have the same size. Alternate angles are equal: We can often spot interior alternate angles by drawing a Z shape: There are two different types of alternate angles, alternate interior angles and alternate exterior angles.
PLEASE HELP ASAP THIS IS TIMED
Answer:
B
Step-by-step explanation:
1 4/5
linearity. a function f : r n → r is linear if for any x and y in the domain of f, and any scalar α and β, f(αx + βy) = αf(x) + βf(y). are the following functions linear? justify your answer
The two expressions are not equal, so the function f(x) = 2x² is also not linear.
To determine if a function is linear, we need to verify if it satisfies the linearity property, which states that for any x and y in the domain of the function and any scalars α and β, the function should satisfy f(αx + βy) = αf(x) + βf(y).
Let's examine each function and determine if it is linear:
f(x) = 3x - 2
To check linearity, we need to verify if f(αx + βy) = αf(x) + βf(y). Let's substitute the values:
f(αx + βy) = 3(αx + βy) - 2
= 3αx + 3βy - 2
On the other hand:
αf(x) + βf(y) = α(3x - 2) + β(3y - 2)
= 3αx - 2α + 3βy - 2β
Comparing the two expressions, we can see that they are not equal, so the function f(x) = 3x - 2 is not linear.
f(x) = 2x²
Using the same logic, let's check linearity:
f(αx + βy) = 2(αx + βy)²
= 2(α²x² + 2αβxy + β²y²)
= 2α²x² + 4αβxy + 2β²y²
On the other hand:
αf(x) + βf(y) = α(2x²) + β(2y²)
= 2αx² + 2βy²
The two expressions are not equal, so the function f(x) = 2x² is also not linear.
In conclusion, neither of the given functions is linear since they do not satisfy the linearity property.
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a sample of 800 computer chips revealed that 60% of the chips do not fail in the first 1000 hours of their use. the company's promotional literature claimed that above 55% do not fail in the first 1000 hours of their use. is there sufficient evidence at the 0.01 level to support the company's claim? state the null and alternative hypotheses for the above scenario.
The company's claim can be evaluated using a hypothesis test. The null hypothesis, denoted as H0, assumes that the true proportion of chips that do not fail in the first 1000 hours is 55% or lower.
Ha stands for the alternative hypothesis, which assumes that the real proportion is higher than 55%. This test has a significance level of 0.01.
A sample of 800 chips was taken based on the information provided, and it was discovered that 60% of them do not fail in the first 1000 hours. A one-sample percentage test can be used to verify the assertion. The test statistic for this test is the z-score, which is calculated as:
\(\[ z = \frac{{p - p_0}}{{\sqrt{\frac{{p_0(1-p_0)}}{n}}}} \]\)
If n is the sample size, p0 is the null hypothesis' assumed proportion, and p is the sample proportion.
If we substitute the values, we get:
\(\[ z = \frac{{0.6 - 0.55}}{{\sqrt{\frac{{0.55(1-0.55)}}{800}}}} \]\)
The z-score for this assertion is calculated, and we find that it is approximately 2.86.
In order to determine whether there is sufficient data to support the company's claim, we compare the computed z-score with the essential value. At a significance level of 0.01 the critical value for a one-tailed test is approximately 2.33.
Because the estimated z-score (2.86) is larger than the determining value (2.33), we reject the null hypothesis. Therefore, the company's assertion that more than 55% of the chips do not fail in the first 1000 hours of use is supported by sufficient data at the 0.01 level.
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Find the length of side x in simplest radical form with a rational denominator.
The side x of the right angle triangle is 6√3 units.
How to find the sides of a right triangle?A right triangle is a triangle that has one of its angles as 90 degrees. The sides of a right triangle is named according to the position of the angle. The side of a right triangle are as follows:
hypotenuse sideopposite sideadjacent sideThe hypotenuse side is the longest side of a right triangle.
Therefore, let's find the x side of the right triangle using trigonometric ratios.
tan 60 = opposite / adjacent
opposite side = x
adjacent side = 6
tan 60 = x / 6
cross multiply
x = 6 tan 60
x = 6 × √3
x = 6√3
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Rhonda gave the cashier $20 to pay for 3 pairs of socks. The cashier gave her $5.12. Each pair of socks cost the same amount. What is the cost in dollars and cents for each pair of socks?
Answer:
4.96 dollars
Step-by-step explanation:
20-5.12=14.88
14.88/3= 4.96 dollars
so each pair of socks costs 4.96$