The end behavior of g(x) is;Option A: As x→–∞, g(x)→–∞ and as x→∞, g(x)→–∞.
What is the End behavior of the Polynomial?
The Factor Theorem states that a function with leading coefficient a and zeros x1, x2, x3,....,xn is defined by;
g(x) = a(x - x1)(x - x2).....(x - xn)
In the given table;
f(x) = 0 for x = -4 and 12. Thus, the zeros are x1 = -4 and x2 = 12
Then the definition is;
g(x) = a(x + 4)(x - 12)
g(x) = a(x² - 8x - 48)
The end behavior is the limit of g(x) as x goes to infinity, thus:
limₓ→ ∞ g(x) = limₓ→ ∞ax² = a * ∞
Since the leading coefficient a is negative, then;
a * ∞ = - ∞
Thus, the end behavior of g(x) is; As x→–∞, g(x)→–∞ and as x→∞, g(x)→–∞.
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Can someone help me with this pleaseee…….
The sides of the quadrilateral arranged from longest to shortest are CD, AB, DA, and BC.
We have,
To arrange the length of the sides of the quadrilateral from longest to shortest, we need to calculate the length of each side of the quadrilateral using the distance formula:
Distance Formula:
If (x1, y1) and (x2, y2) are two points in a plane, then the distance between them is given by:
d = √((x2 - x1)² + (y2 - y1)²)
Using the distance formula, we can calculate the length of each side of the quadrilateral as follows:
AB = √((4 - (-5))² + (5 - 5)²) = 9
BC = √((2 - 4)² + (0 - 5)²) = √(29)
CD = √((-5 - 2)² + (-2 - 0)²) = √(74)
DA = √((-5 - (-5))² + (5 - (-2))²) = 7
Therefore,
The sides of the quadrilateral arranged from longest to shortest are CD, AB, DA, and BC.
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(Need Answer!)
If the slope of the line that joins the point (1,4) and (k, 10) is 1, what is the value of k?
Answer:
k = 7
Step-by-step explanation:
Applying,
S = (y₂-y₁)/(x₂-x₁)................ Equation 1
Where S = slope of the line.
From the question,
Given: y₂ = 10, y₁ = 4, x₂ = k, x₁ = 1, S = 1
Substitute these values into equation 1
1 = (10-4)/(k-1)
crossmultiplying,
(k-1) = (10-4)
k-1 = 6
k = 6+1
k = 7
Mike discovered an error in his checking account register and when he recalculated his balance he
was overdrawn in the amount of -$738.57. Mike saved two of his paychecks in the amount of $300.40
each in case of emergencies. If Mike deposited the amount he saved, what would be his current balance?
Answer:
Mike would have -438.17, poor mike lol
I'm not sure how to solve it
Answer: x = 3; y = -2
Step-by-step explanation:
Simultaneous Equations:
3^(2x) x 3^(3y) = 3^0
2x + 3y = 0
2^(2x) x 2^(-0.5y) = 2^7
2x - 0.5y = 7
2x = -3y
-3y - 0.5 y = 7
y = -2
x = 3
Answer:
x=3 y=-2
Step-by-step explanation:
its at the bottom of the page ♂️♂️
9. a plane flies from base camp to lake a, 280 km away, in a direction of 200 north of east. after dropping off supplies it flies to lake b, which is 190 km at 30 0 west of north from lake a. graphically and check using trig, determine the distance and direction from lake b to camp.
The distance from lake b to camp is 310 km and the direction of lake b to camp is 57° S of W.
Distance is a numerical value. The length between the two points is measured by distance. The face or position of an object or person can be said by direction.
There are four cardinal directions which are the main four compass directions. The four directions are North, East, West and South. North-East, North-West, South-East and South-West also come under directions.
As per the question,
Distance from base camp to lake a = 280 kmThe direction of the plane = 20.0° north of east Distance to lake b = 190 kmThe direction of the plane = 30.0° west of northWith a scale of unit 1, the vector from the base camp to the lake to the vector connecting lakes a and b is graphically represented.
Therefore, 310 km is the distance from the lake b to base camp and 57.0° south of west is the direction of the plane.
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Explain how to find the distance between 1 and -3 on a number line.
Answer: Distance can't be negative, so it must be positive. That's the first thing you need to know. To find the distance, you take the difference between the two points.
1 - (-3) = 4
(second point on the number line) - (first point on the number line)
2. A spelunker is down in a cave next to the cliff. If she
climbs down deeper into the cave, this will be a
negative change. If she climbs up, whether inside the
cave or out of the cave and up the cliff, this will be a
positive change.
Complete the table.
starting
elevation
(feet)
change
(feet)
final
elevation
(feet)
Correct?
А
- 200
150 down
-350
B
- 200
100 up
-100
С
-200
200 up
0
x < < < <
D
-200
250 up
50
E
200
500
what is the correct expression of the null hypothesis for the alternative hypothesis: the percentage of internet users who use the internet for shopping is greater than .40?
The null hypothesis for the alternative hypothesis "the percentage of internet users who use the internet for shopping is greater than 0.40" can be expressed as:
H0: p ≤ 0.40
Here, H0 represents the null hypothesis and p represents the proportion of internet users who use the internet for shopping.
The null hypothesis states that the percentage of internet users who use the internet for shopping is less than or equal to 40%.
In hypothesis testing, we collect data and analyze it to determine whether we can reject the null hypothesis or not.
If the data provides strong evidence against the null hypothesis, we reject it and accept an alternative hypothesis that suggests there is a significant relationship or difference.
However, if the data is not strong enough to reject the null hypothesis, we fail to reject it, but we cannot conclude that the null hypothesis is true.
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If the cheetah sprinted at 70 mph how far would the cheetah have traveled
Answer:
If the cheetah sprinted at 70 mph, then the cheetah would travel 70 miles every hour.
Step-by-step explanation:
Numerical Integration • The function f(x)=e* can be used to generate the following table of unequally spaced data = x O 0.1 0.3 0.5 0.7 0.95 1.2 f(x) 1 0.9048 0.7408 0.6065 0.4966 0.3867 0.3012 . =
Numerical integration is a numerical analysis technique for calculating the approximate numerical value of a definite integral.
In general, integrals can be either indefinite integrals or definite integrals. A definite integral is an integral with limits of integration, while an indefinite integral is an integral without limits of integration.A numerical integration formula is an algorithm that calculates the approximate numerical value of a definite integral. Numerical integration is based on the approximation of the integrand using a numerical quadrature formula.
The numerical quadrature formula is used to approximate the value of the integral by breaking it up into small parts and summing the parts together.Equations for the calculation of integration by trapezoidal rule (1/2)h[f(x0)+2(f(x1)+...+f(xn-1))+f(xn)] where h= Δx [the space between the values], and x0, x1, x2...xn are the coordinates of the abscissas of the nodes. The basic principle is to replace the integral by a simple sum that can be calculated numerically. This is done by partitioning the interval of integration into subintervals, approximating the integrand on each subinterval by an interpolating polynomial, and then evaluating the integral of each polynomial.
Based on the given table of unequally spaced data, we are to calculate the approximate numerical value of the definite integral. To do this, we will use the integration formula as given by the trapezoidal rule which is 1/2 h[f(x0)+2(f(x1)+...+f(xn-1))+f(xn)] where h = Δx [the space between the values], and x0, x1, x2...xn are the coordinates of the abscissas of the nodes. The table can be represented as follows:x 0.1 0.3 0.5 0.7 0.95 1.2f(x) 1 0.9048 0.7408 0.6065 0.4966 0.3867 0.3012Let Δx = 0.1 + 0.2 + 0.2 + 0.25 + 0.25 = 1, and n = 5Substituting into the integration formula, we have; 1/2[1(1)+2(0.9048+0.7408+0.6065+0.4966)+0.3867]1/2[1 + 2.3037+ 1.5136+ 1.1932 + 0.3867]1/2[6.3972]= 3.1986 (to 4 decimal places)
Therefore, the approximate numerical value of the definite integral is 3.1986.
The approximate numerical value of a definite integral can be calculated using numerical integration formulas such as the trapezoidal rule. The trapezoidal rule can be used to calculate the approximate numerical value of a definite integral of an unequally spaced table of data.
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On a piece of paper, graph f(x) = { 2 ifz > ²
x < 2
.
2
answer choice matches the graph you drew.
O A.
-5
52
y
-53
Click here for long description
Then determine which
A graph that matches the answer choice is shown in the image attached below.
What is a piecewise-defined function?In Mathematics, a piecewise-defined function can be defined as a type of function that is defined by two (2) or more mathematical expressions over a specific domain.
Generally speaking, the domain of any piecewise-defined function simply refers to the union of all of its sub-domains. By critically observing the graph of the given piecewise-defined function, we can reasonably infer and logically deduce that it is constant over the interval x ≥ 2 and increasing over the interval x < 2.
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Let X be the cholesterol level (in mg/dl) in the population of middle-aged American men, so that X follows the N(222, 37) distribution. • The probability in this population of having borderline high cholesterol (between 200 and 240 mg/dl) can be computed as Select ] • In this population, 90% of men have a cholesterol level that is at most [Select] mg/dl In the U.S. adult population, the distribution of BMI values (body mass index) are clearly right-skewed. Which of the following distributions can we nonetheless consider to be approximately Normal? (There may be one or more.) What is your reasoning? (no answer required here) The sample distribution of BMI values in a random sample of 500 adults The sampling distribution of mean BMI for random samples of 60 adults The sampling distribution of mean BMI for random samples of 9 adults
From the given information, cholesterol level X follows the N(222, 37) distribution.
The probability of having borderline high cholesterol (between 200 and 240 mg/dl) can be calculated by using the z-score formula as follows:
z = (x - μ) / σ
For lower limit x1 = 200, z1 = (200 - 222) / 37 = -0.595
For upper limit x2 = 240, z2 = (240 - 222) / 37 = 0.486
The probability of having borderline high cholesterol (between 200 and 240 mg/dl) can be computed as
P(200 ≤ X ≤ 240) = P(z1 ≤ Z ≤ z2) = P(Z ≤ 0.486) - P(Z ≤ -0.595) = 0.683 - 0.277 = 0.406
In this population, 90% of men have a cholesterol level that is at most X90.The z-score corresponding to a cholesterol level of X90 can be calculated as follows:
z = (x - μ) / σ
Since the z-score separates the area under the normal distribution curve into two parts, that is, from the left of the z-value to the mean, and from the right of the z-value to the mean.
So, for a left-tailed test, we find the z-score such that the area from the left of the z-score to the mean is 0.90.
By using the standard normal distribution table,
we get the z-score as 1.28.z = (x - μ) / σ1.28 = (X90 - 222) / 37X90 = 222 + 1.28 × 37 = 274.36 ≈ 274
The cholesterol level of 90% of men in this population is at most 274 mg/dl.
The distributions that we can consider to be approximately normal are the sampling distribution of mean BMI for random samples of 60 adults and the sampling distribution of mean BMI for random samples of 9 adults.
The reason for considering these distributions to be approximately normal is that according to the Central Limit Theorem, if a sample consists of a large number of observations, that is, at least 30, then its sample mean distribution is approximately normal.
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A farmer uses 1/3 of his land to grow corn and 1/4 to grow yams . What fraction of the land is left?
Answer:
7/12
Step-by-step explanation:
3*4=12. 4/12+3/12=7/12.
Answer:
5/12
Step-by-step explanation:
you find the common factor of 12, divide 12 by the denominator, multiply the numerator by that, add the new numerators, put it on the denominator of 12, subtract it from 12/12
The axis of symmetry for the graph of a quadratic function is x=4. The x-intercepts for the graph are (-6,0) and (?,0).
Find the value of ?
Answer:
I'll set it up and you can finish
Step-by-step explanation:
the axis of symmetry goes through th x-axis at x=4.
This point will be equidistant from both points that are at the x-intercepts. The distance from (-6,0) to (4,0) is
4 - (-6) = 10.
so I now you can find ? which will be in the first quadrant of the graph
Find the surface area of the figure. 21 in. 2 SA = [ ? ]in.? 8 in 11 in
Check the picture below.
\(\stackrel{\textit{left and right}}{2(8)(21)}~~ + ~~\stackrel{\textit{front and back}}{2(11)(21)}~~ + ~~\stackrel{\textit{top and bottom}}{2(11)(8)}\implies 974~in^2\)
Jen opens a bank account with a deposit of $100. Over six years, the balance in the account changes at an
increasing rate until it reaches a balance of $200. On your paper, sketch a graph that models the balance in the
account as a function of the number of years since Jen opened the account
Describe your graph
• What did you label the vertical and horizontal axes?
• What is the general shape of your graph?
• Is your graph increasing or decreasing?
• State two points that should definitely be on your graph What do those points represent?
Answer:I need help too for that :(
Step-by-step explanation:
Using α = .04, a confidence interval for a population proportion is determined to be .65 to .75. if the level of significance is decreased, the interval for the population proportion _____.
a. Not enough information is provided to answer this question
b. becomes narrower. c. does not change d. becomes wider
If the level of significance is decreased, the interval for the population proportion becomes narrower.
The level of significance, denoted by α, is the probability of rejecting the null hypothesis when it is true. When the level of significance is decreased, it means that we are requiring stronger evidence to reject the null hypothesis. This leads to a narrower confidence interval.
In a confidence interval for a population proportion, the range between the lower and upper bounds represents the range of plausible values for the true population proportion. As the level of significance is decreased, the critical value associated with it becomes larger, resulting in a smaller margin of error and a narrower confidence interval.
Therefore, as the level of significance decreases, the interval for the population proportion becomes narrower, providing a more precise estimate of the true population proportion.
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Find the volume of a pyramid with a square base, where the area of the base is 16\text{ m}^216 m
2
and the height of the pyramid is 25.4\text{ m}25.4 m. Round your answer to the nearest tenth of a cubic meter.
The volume of the pyramid with a square base is 135.5 cubic m if the base area is 16 cubic m and the height is 25.4 m.
What is a square pyramid?In geometry, it is defined as the shape having a square base with equal sides length and all the vertex of the square's joints at the top, which is perpendicular to the centre of the square.
We know the volume of the square pyramid V;
V = Bh/2
B is the base area, B = 16 square m
h is the height of the pyramid, h = 25.4 m
V = (16×25.4)/3
V = 135.46 ≈ 135.5 cubic m
Thus, the volume of the pyramid with a square base is 135.5 cubic m if the base area is 16 cubic m and the height is 25.4 m.
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Help! Which choice is the most efficient first step to solve this set of equations?
Answer:
Substitute 3x - 5 for y in the second equation.
Step-by-step explanation:
Generally, to solve the system of linear equations of x and y, the first step would be trying to eliminate x (or y).
Then turn the system into the equation of only y (or x).
Next, try to solve for y (or x).
Then substitute the solved y (or x) into the original system to work out x (or y).
**********
3 options (1 addition, 2 subtractions) do not eliminate x or y (x and y still exist after manipulation).
=> Remaining option relating substitution would be a reasonable choice.
What is the length of side QR?
Given the dimensions of the triangle, QPR is as follows:
angle QPR =90^circle
Side QP = 8 sqrt3 units
Side PR = 8 units
To find, side QR =? units
Please refer to the attached figure for the representation of the given dimensions.
The base is side QP,
Perpendicular is side PR and
Hypotenuse is side QR.
In a right-angled triangle, the Pythagorean theorem holds i.e.
According to Pythagoras theorem:
text {Hypotenuse}^ {2} = text {Base}^ {2} + text {Perpendicular}^ {2}
= QR^ {2} = QP^ {2} + PR^ {2}
Putting the values of QP and PR:
= QR^ {2} = (8sqrt3) ^ {2} + 82} = QR^ {2} = 64 times 3+ 64 QR^ {2}
= 64 times 4 QR = 8 times 2 QR = 16 units.
So, the value of the length of the side QR is 16 units.
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can yall pls help me with those 3
Answer:
I got d b and c I am not sure pls don't use my answers if you don't want to and don't mark brainiest again I just wanted to try to help and I couldn't fully understand if I'm wrong I apologize and god bless you
please helppp will mark brainlyist with right answer
What is the distance between 0 and -2?
Use the number line to answer the question.
- 2
O 0
O 1
02
Answer:
2
Step-by-step explanation
Mr. Smith wants to buy some new shirts to wear at work. He hears that button down shirts are 30% off at the mall. He paid $27 to buy 1 button down shirt. What was the original price of the shirt?
Answer:
Answer:
$90
Step-by-step explanation:
27/.3
1/2 divded by 6 equal too?
Answer:
2/1
is what my brother said
Step-by-step explanation:
Answer:
0.083
Step-by-step explanation:
Uma pesquisa realizada pela IBGE constatou que a população de uma cidade havia aumentado de 82.350 para 105.200 habitantes calcule o valor desse aumento em índices percentuais
Answer:
the value of this increase in percentage indices is 27.77%
Step-by-step explanation:
The computation of the value of this increase in percentage indices is shown below:
Given that
The population has increase from 82,350 to 105,200
So, the increase in percentage would be
= (105,200 - 82,350) ÷ (82,350)
= 22,850 ÷ 82,350
= 27.77%
Hence, the value of this increase in percentage indices is 27.77%
What name is given to quadrilaterals in which the diagnosis are equal in length and bisect each other?
Answer:
Did you mean the diagonal are equal in length and bisect each other?
In that case, it is parallelogram.
Hope this helps!
:)
Answer:
Rectangles
Step-by-step explanation:
Diagonals bisect each other for all parallelograms.
But they are equal in a few.
Note: square is also a rectangle
Mr. Alen has a tank of volume 450 cm3. Convert the volume into “m3
Answer:
0.000450 m3
Step-by-step explanation:
Two dice are cast. What is the probability that the sum of the two numbers does not exceed 10 (i.e. is less than or equal to 10)?
The probability is approximately 0.9167 or 91.67%.
To find the probability that the sum of two dice numbers does not exceed 10, we need to determine the favorable outcomes (sums less than or equal to 10) and the total possible outcomes when rolling two dice.
There are 36 possible outcomes when rolling two dice because each die has six faces (1, 2, 3, 4, 5, and 6), and the total number of outcomes is obtained by multiplying the number of outcomes for each die (6 * 6 = 36).
Now let's determine the favorable outcomes (sums less than or equal to 10):
When the sum is 2: There is only one combination (1 + 1).
When the sum is 3: There are two combinations (1 + 2 and 2 + 1).
When the sum is 4: There are three combinations (1 + 3, 2 + 2, and 3 + 1).
When the sum is 5: There are four combinations (1 + 4, 2 + 3, 3 + 2, and 4 + 1).
When the sum is 6: There are five combinations (1 + 5, 2 + 4, 3 + 3, 4 + 2, and 5 + 1).
When the sum is 7: There are six combinations (1 + 6, 2 + 5, 3 + 4, 4 + 3, 5 + 2, and 6 + 1).
When the sum is 8: There are five combinations (2 + 6, 3 + 5, 4 + 4, 5 + 3, and 6 + 2).
When the sum is 9: There are four combinations (3 + 6, 4 + 5, 5 + 4, and 6 + 3).
When the sum is 10: There are three combinations (4 + 6, 5 + 5, and 6 + 4).
Adding up the favorable outcomes, we get: 1 + 2 + 3 + 4 + 5 + 6 + 5 + 4 + 3 = 33.
Therefore, the probability that the sum of the two dice numbers does not exceed 10 is given by:
Probability = Favorable outcomes / Total outcomes = 33 / 36 = 11/12 ≈ 0.9167.
So, the probability is approximately 0.9167 or 91.67%.
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х
у
1
-4 -7
7
13
- 10
19
-13
3
Is the relationship shown by the data linear? If so, model the data with an equation.
Answer:
Yes and the equation is 2y=-x-7
Step-by-step explanation:
Yes the relation is linear, the slope of the equation will be - 3/6=-1/2, the equation of line will be y=(-1/2)x-3.5. 2y=-x-7