On a coordinate plane, line D F goes through points (negative 1, negative 3) and (2, 3). Point G is at (negative 4, negative 4). Which point on the y-axis lies on the line that passes through point G and is parallel to line DF?

Part a:  10z > 25,670; infinite integer.

Part b: Range =  2550 to 2649.

Part a:  10z > 25,670

Divide the inequality on both sides by 10.

z >  2,567

Thus, there are infinite number which are greater than 2567.

Part b:  z rounded to the nearest hundred is 2,600.

Range =  2550 to 2649.

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By applying the algebra concept, it can be concluded that Leona ordered 25 boxes of pens.

Algebra is a branch of mathematics that uses symbols and mathematical operations, such as addition, subtraction, multiplication, and division to solve problems.

We have this information:

The price of a box of pens = $8

The price of a box of rubber bands = $4

Total order = 30 boxes

Total payment = $220

Let p symbolize the number of pens and r symbolize the number of rubber bands. Now we have the following equations:

p + r = 30 ....................... (1)

8p + 4r = 220 ............... (2)

To find the value of p and r, we can do it by simplifying the first equation as follows:

p + r = 30

r = 30 - p

Then we can substitute this value into the second equation:

         8p + 4r = 220

8p + 4(30 - p) = 220

8p + 120 - 4p = 220

                 4p = 220 - 120

                      = 100

                   p = 100/4

                      = 25 boxes of pens

So we can calculate the value of r as well:

r = 30 - p

 = 30 - 25

 = 5 boxes of rubber bands

Thus, it can be concluded that Leona ordered 25 boxes of pens.

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Answer:

О  B. Standard deviation.

Step-by-step explanation:

Standard deviation measures the dispersion of a data distribution (variability in scores).

...

Answer:

No ABC is not a triangle

Step-by-step explanation:

Perimeter = 22 cm

AB = 8 cm ; BC = 8 cm

AC = 22 - ( 8 + 8 ) = 6 cm

But all those sides doesn't follow Pythagorean Theorem(AB^2 + BC^2 = AC^2) ....because 8^2 + 8^2 isn't equal to 6^2 ......

Had it followed the theorem , it could have been a right angle triangle...

Answer:

24.

Step-by-step explanation:

We can use the factorial function to find the number of unique arrangements in a word.

There are 4 unique characters in 'OPAL'. As such, 4! = 24.

In the case that there were repeating characters, such as 'OPALA', then we would divide by the factorial of the number of repeating letters. That looks something like this:

\(\frac{5!}{2!} = 60\)

Hope this helped.

Answer:

i think 24 beacuse opal has 4 letters and then u mutiply it by 6 and get 24

Step-by-step explanation:

Given:

The expression are:

\(3x^2+7x-6\)

\(2x^2+7x+3\)

To find:

The HCF of the given expression.

Solution:

We have,

\(3x^2+7x-6\)

\(2x^2+7x+3\)

The factor form of given expressions are:

\(3x^2+7x-6=3x^2+9x-2x-6\)

\(3x^2+7x-6=3x(x+3)-2(x+3)\)

\(3x^2+7x-6=(x+3)(3x-2)\)

Similarly,

\(2x^2+7x+3=2x^2+6x+x+3\)

\(2x^2+7x+3=2x(x+3)+1(x+3)\)

\(2x^2+7x+3=(x+3)(2x+1)\)

From the factor forms it is clear that the factor \((x+3)\) is common.

Therefore, the HCF of given expressions is \((x+3)\).

Answer:

each cup is 1.28 dollars

Step-by-step explanation:

Answer: To match the shapes produced by the slice through the triangular prism, we need to consider the orientation of the slice relative to the prism. Here are the matching options:

A. Perpendicular to the base: Rectangle

B. Parallel to the base: Triangle with dimensions equal to the base

C. Diagonal from vertex to vertex: Triangle with unknown dimensions

Answer: error

Step-by-step explanation:

Answer:

goog le goo gle go ogle

Step-by-step explanation:

sorry but the problem is that brainly thinks Goo gle is too inappropriate of a word

Answer:

B

Step-by-step explanation:

It seems more reasonable

Answer:

- 12(x + 2)

Step-by-step explanation:

- 12x - 24 ← factor out the common factor of - 12 from each term

= - 12(x + 2)

A fraction can be expressed as the product of a whole number and a unit fraction, for example:

or in terms of the sum of lesser fractions keeping the denominator of 10:

The value of z if the area to the right of z is 0.4404 is; 0.15

To find the value of z if the area to the right of z is 0.4404 is expressed as; P(Z > z) = 0.4404

Now, this means we have to go and trace the value of this area on the standard normal distribution table to know that z-score that it represents.

Now, by looking at the table of standard normal distribution, we can trace that the z-score area to the right of z is 0.4404 is;

z = 0.15

Thus, we conclude that the z-score above is the required one for the given area.

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Answer:

We get -2 < r < 3

Corresponding to the fourth choice

The fourth number line is the correct option

Step-by-step explanation:

-2 < 3r+4 < 13

We have to isolate r,

subtracting 4 from each term,

-2-4< 3r + 4 - 4 < 13 - 4

-6 < 3r < 9

divding each term by 3,

-6/3 < r < 9/3

-2 < r < 3

so, the interval is (-2,3)

or, -2 < r < 3

this corresponds to

The fourth choice (since there is no equality sign)

Answer:

Option C, Vanessa grows 1.2 inch per year

Step-by-step explanation:

Based on the given information it is clear that from 2005 to 2000 i.e in 5 years height of Vanessa has increased by 6 inch i.e from 48 inch to 54 inch.

If we estimate the per year growth, we can deduces that Vanessa grows by\(\frac{6}{5} = 1.2\) inch.

Hence, option C is correct

Vanessa grows 1.2 inch per year

Statistics is a branch of mathematics that involves collecting, analyzing, and interpreting data. According to Arthur Getis and Judith Getis, statistics is "the science of collecting, analyzing, and interpreting numerical data from samples to make inferences about populations" (Getis & Getis, 2019, p. 3).

Quantitative data refers to numerical data that can be measured and analyzed statistically. Examples of quantitative data include age, income, weight, and sales figures. Qualitative data, on the other hand, refers to non-numerical data that cannot be easily measured or analyzed statistically. Examples of qualitative data include opinions, attitudes, and beliefs.

One peer-reviewed study by Howard et al. (2017) compared the effectiveness of quantitative and qualitative research methods for evaluating the impact of educational programs on student learning outcomes. The study found that both quantitative and qualitative methods were useful in evaluating the impact of educational programs, but that each method had its strengths and weaknesses. Quantitative methods were more effective at measuring objective outcomes, such as test scores, while qualitative methods were better at capturing subjective experiences, such as student perceptions of the program.

Another study by Langer and Beckman (2005) examined the use of qualitative data in market research. The study found that qualitative data can provide valuable insights into consumer behavior and preferences that may not be captured by quantitative data alone.

Tables and charts are commonly used to represent quantitative and qualitative data. For quantitative data, tables and charts can be used to display frequency distributions, histograms, scatter plots, and other types of data. For qualitative data, tables and charts can be used to display themes, patterns, and other qualitative information.

The levels of data measurement refer to the different types of data that can be collected and analyzed. The four levels of data measurement are nominal, ordinal, interval, and ratio. Nominal data refers to data that is classified into categories, such as gender or race. Ordinal data refers to data that is ordered, such as the ranking of college football teams. Interval data refers to data that is measured on a scale with equal intervals, such as temperature in Celsius or Fahrenheit. Ratio data refers to data that has a true zero point, such as weight or height.

Statistics plays a critical role in business decision-making. Business managers use statistics to analyze sales data, identify trends, and forecast future demand for products and services. Statistics can also be used to evaluate the effectiveness of marketing campaigns, assess the risk of investment opportunities, and optimize supply chain management.

One business research question where statistics can be used is: "What is the relationship between employee satisfaction and customer satisfaction?" In a study by Meyer and Allen (1997), statistics were used to analyze survey data from employees and customers of a hotel chain. The study found that there was a positive correlation between employee satisfaction and customer satisfaction, suggesting that improving employee satisfaction could lead to higher customer satisfaction.

Another business research question where statistics can be used is: "What is the impact of social media on consumer purchasing behavior?" In a study by Chen and Xie (2011), statistics were used to analyze survey data from consumers about their social media use and purchasing behavior. The study found that social media use had a significant impact on consumer purchasing behavior, particularly for products that were socially visible, such as clothing and accessories.

In conclusion, statistics is a powerful tool that can be used to collect, analyze, and interpret data in a wide range of business settings. Business managers can use statistics to gain valuable insights into customer behavior, market trends, and other important factors that can affect business performance. By understanding the levels of data measurement, evaluating tables and charts, and using appropriate statistical methods, business managers can make informed decisions that lead to greater success.

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Answer:

Line B because it is increasing more quickly than line A

Step-by-step explanation:

they are both positive so the 3rd option is wrong

lines have no end so the last option is wrong

they both intersect at the origin so option 1 is wrong

Answer:

C it has a positive slope

Step-by-step explanation:

The angle bisector from a vertex to the opposite side of a triangle is unique. We get AD = BE by subtracting BD from both sides of AB + BD = BE.

Proposition 4.4 states that in every triangle, there exists an angle bisector from a vertex to the opposite side and the angle bisector is unique.

Proof:

Let ΔABC be the given triangle and suppose AD is the angle bisector from A to BC. To prove that AD is unique, suppose BE is another angle bisector from B to AC.

We need to show that AD = BE.

Construct the incenter I of ΔABC. Draw lines AI and BI. AI bisects ∠A and BI bisects ∠B.

So, ∠AIB = 90° + ½ ∠C (proved in proposition 4.3).

Again, ∠AIB = ∠AID + ∠BIE [angle addition property of equality]

Therefore, ∠AID + ∠BIE = 90° + ½ ∠C...(1)

Since AD is the angle bisector from A to BC, we have

∠BAD = ∠CAD

Also, BE is the angle bisector from B to AC, so

∠EB = ∠EC

Adding these two equations, we get

∠BAD + ∠EB = ∠CAD + ∠EC...(2)

Since ∠A + ∠B + ∠C = 180° (angle sum property of a triangle),

∠C/2 + ∠B/2 + ∠A/2 = 180° (angle bisector property)

Therefore, ∠A/2 + ∠B/2 = 90° - ∠C/2

So, 2∠A/2 + 2∠B/2 = 180° - ∠C...(3)

Adding equations (1), (2), and (3), we get

∠AID + ∠BIE + ∠BAD + ∠EB + 2∠A/2 + 2∠B/2 = 360° - ∠C/2 + 180° + ∠C/2 + 180° - ∠C

∠AID + ∠BIE + ∠BAD + ∠EB + ∠A + ∠B = 360°(simplifying)

Therefore,

∠AID + ∠BIE + ∠BAD + ∠EB = 180°...(4)

Now, consider ΔABD and ΔEBD.

∠ABD = ∠EBD (∵ AD and BE are angle bisectors)

∠BAD = ∠BED [from equation (2)]

Therefore, ΔABD ≅ ΔEBD (∵ SAS congruence criterion)

So, BD = BD [by CPCTC]

Thus, we get AD = BE [by subtracting BD from both sides of AB + BD = BE]

Hence, the angle bisector from a vertex to the opposite side of a triangle is unique.

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Answer: -1, 1.5, 3 1/12

Step-by-step explanation: I was tested on these type of questions

Answer:

A 303.66

Step-by-step explanation:

b1+b2÷2×h is the formula.

So step by step.

29.2+19=48.2

48.2÷2=24.1

24.1×12.6=303.66

The area of a trapezoid is 303.66 square in having a height of 12.6 in and its long and short bases are 29.2 in and 19 in respectively.

It is given that the trapezoid has a height of 12.6 in and its sides 19 in, 29.2 in, and 14.5 in respectively.

It is required to find the area of a trapezoid.

It is defined as the quadrilateral having a four-sided closed shape with two sides parallel to each other.

We know the formula for the area of a trapezoid:

\(\rm Area = \frac{a+b}{2} \times h\)   Where 'a' is the long base, 'b' is the short base and 'h' is the height.

We have a = 29.2 in

               b = 19 in

               h = 12.6

By putting these values in the formula, we get:

\(\rm=\frac{a+b}{2} \times h\\\\=\frac{29.2+19}{2} \times 12.6\\\\=\rm \frac{48.2}{2} \times 12.6\\\\\rm= 24.1 \times 12.6\\\\\rm= 303.66 \ in^2\)

Thus, the area of a trapezoid is 303.66 square in having a height of 12.6 in and its long and short bases are 29.2 in and 19 in respectively.

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Answer:

d

Step-by-step explanation:

edge2020

Option D is correct. The exponential function is increasing when time goes and the total return on investment.

An exponential function is of the form aˣ where 'a' is the base of the function and 'x' is the power of the function.

A quadratic function is" a polynomial function with one or more variables in which highest exponent of variable is 2".

According to the question,

Let 'x' is the time in years and f(x) is the total return on investment. The below table shows the function over the interval.

                    x                                                    f(x)

 a decreasing quadratic function                 10,000

 an increasing quadratic function               12,201.90

a decreasing exponential function              14,888.64

an increasing  exponential function             22,167.15            

Quadratic function f(x) = ax² +b x +c  a > 0

Exponential function f(x) = a. bˣ +q                                    

Hence, the exponential function is increasing when time goes and the total return on investment.

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Answer:

5.08 * 10^8

Scientific notation requires that the number be written as a number between one and ten multiplied by the appropriate power of ten. In other words how many times must you multiply 5.08 by 10 in order to get 508,000,000? the answer is eight times so the result is 5.08 * 10^8

Step-by-step explanation:

(a) System (a) is causal and stable.

(b) System (b) is causal and stable.

(c) System (c) is causal but unstable.

(d) System (d) is non-causal and unstable.

To determine causality, we need to check if the impulse response h[n] is non-zero only for non-negative values of n. If h[n] = 0 for n < 0, the system is causal.

(a) For system (a), h[n] = ()"u[n]. Here, h[n] is non-zero only for n ≥ 0, which satisfies the condition for causality. Therefore, system (a) is causal.

(b) For system (b), h[n] = (0.8)"u[n+2]. Here, h[n] is non-zero only for n+2 ≥ 0, which implies n ≥ -2. Hence, the system is causal.

(c) For system (c), h[n] = ()"u[n]. In this case, h[n] = 0 for n < 0, satisfying the condition for causality. However, the impulse response is unbounded as n → ∞ since ()"u[n] does not decay with increasing n. Therefore, system (c) is unstable.

(d) For system (d), h[n] = (5)"u[3 - n]. Here, the impulse response is non-zero for n > 3, violating the condition for causality. Hence, system (d) is non-causal.

To determine stability, we need to check if the impulse response h[n] is absolutely summable, i.e., ∑|h[n]| < ∞. If the sum is finite, the system is stable.

(a) For system (a), ()"u[n] is a geometric series that converges to a finite value for all n. Therefore, system (a) is stable.

(b) For system (b), (0.8)"u[n+2] is also a geometric series that converges to a finite value. Hence, system (b) is stable.

(c) For system (c), the impulse response ()"u[n] does not converge as n → ∞ since it does not decay. Therefore, system (c) is unstable.

(d) For system (d), (5)"u[3 - n] is also an unbounded sequence as n → ∞. Thus, system (d) is unstable.

(a) System (a) is causal and stable.

(b) System (b) is causal and stable.

(c) System (c) is causal but unstable.

(d) System (d) is non-causal and unstable.

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Answer: Hope this helps if this is what you want.

$14.25

Step-by-step explanation:

$1.50 = 1 ticket

1.50 * 10 = 15

$15 = 10 tickets

100% - 5% = 95% (0.95)

15 * 0.95 = 14.25

$14.25

Answer:

2.5

Step-by-step explanation:

2x = 5

x = 5/2 = 2.5

I hope im right!!

Answer:

Symmetric Property of Equality

Step-by-step explanation:

Answer:

y = 6x - 19

Step-by-step explanation:

The equation of a line in slope- intercept form is

y = mx + c ( m is the slope and c the y- intercept )

y = 6x - 4 ← is in slope- intercept form

with slope m = 6

Parallel lines have equal slopes , then

y = 6x + c ← is the partial equation

To find c substitute (3, - 1) into the partial equation

- 1 = 18 + c ⇒ c = - 1 - 18 = - 19

y = 6x - 19 ← equation of parallel line

Answer:

5x

Step-by-step explanation:

2+3=5 with the variable

The probability that Rita will need to pick at least five beads before she picks a gray bead from her collection is approximately (C) 0.45.

What is probability?

To find the probability that Rita will need to pick at least five beads before she picks a gray bead from her collection:

Therefore, the probability that Rita will need to pick at least five beads before she picks a gray bead from her collection is approximately (C) 0.45.

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The question you are looking for is given below.

Rita is making a beaded bracelet. She has a collection of 160 blue beads, 80 gray beads, and 240 pink beads. What is the estimated probability that Rita will need to pick at least five beads before she picks a gray bead from her collection?

(A) 0.05

(B) 0.10

(C) 0.45

(D) 0.55