PLS SOMEONE ANSWER THIS ITS EASY (MCQ)!!!

Two lines are parallel if they hay the same slope.

The slope, m, of the line that passes through the points (x1, y1) and (x2, y2) is computed as follows:

From the graph, line m passes through the points (0, 1) and (3,3), then its slope is:

Equation of a line in slope-intercept form

where m is the slope and (x1, y2) is a point on the line.

The new line has to pass through point P(1, -2). Substituting with this point and m = 2/3 into the general formula:

The interquartile range is a useful tool for measuring variability in a set of data because it overcomes the difficulty of the range being influenced too much by extreme values

The interquartile range is a measure of variability that is commonly used in statistics to describe the spread of a set of data. It is particularly useful because it overcomes the difficulty of the range being influenced too much by extreme values.

In mathematical terms, the interquartile range is defined as the difference between the upper quartile (Q3) and the lower quartile (Q1).

The upper quartile represents the 75th percentile of the data and the lower quartile represents the 25th percentile of the data.

This means that 25% of the data falls below the lower quartile and 75% of the data falls above the upper quartile.

The interquartile range provides a better representation of the spread of the data because it eliminates the influence of extreme values.

These values, also known as outliers, can have a significant impact on the range and can make it appear as though the data is more spread out than it actually is.

By using the interquartile range, the outliers are excluded and a more accurate representation of the spread of the data is obtained.

Therefore, option (a) is correct.

To know more about interquartile here.

https://brainly.com/question/4135956

#SPJ4

Marshall is wondering whether he can participate in the LLP again next year. The statement that is true is "He can participate in the LLP again, but only to the extent that his existing LLP balance is less than $20,000.

The Lifelong Learning Plan is a program that helps Canadian residents finance their post-secondary education through their registered retirement savings plans (RRSP). If an individual is attending school full-time, they can withdraw up to $10,000 a year from their RRSP under the program, or up to $20,000 in total. There are certain rules that must be followed by an individual participating in the LLP. For example, withdrawals must be made within four years of enrolling in an eligible educational program, and repayments must begin within the same period.

Here are the statements: Provided he repays his LLP balance in full by the end of this year, Marshall can participate in the LLP again next year.Marshall can only participate in the LLP once over his lifetime. However, his wife can make a LLP withdrawal from her RRSP on his behalf. He can participate in the LLP again, but only to the extent that his existing LLP balance is less than $20,000. He can only participate in the LLP a second time if he repays his LLP balance in full and waits 5 years before he returns to school.The correct statement is: He can participate in the LLP again, but only to the extent that his existing LLP balance is less than $20,000.

To know more about balance visit:

https://brainly.com/question/27154367

#SPJ11

To solve the slope, the formula is  

Change of Y/ Change of X  

In order to do that, we have to plot two points. Let's say our two points are (0,2) and (-1,3)

In this problem the Formula will be

2-3/0-(-1)  if we plug in our numbers

Solve this step by step

2-3 is -1, 0-(-1) is 1  (Since Negative and Negative together is positive)

Our new slope is -1/1 which is equal to -1

Thefore the answer is -1

I hope this helped, if it's wrong plz blame me

Ps. Brianlistes would really help

Answer:

A. Corresponding angles

B. Vertically opposite angles

C. Alternate angles

Step-by-step explanation:

Alternate angles are two angles, not adjoining one another, that are formed on opposite sides of a line that intersects two other lines. If the original two lines are parallel, the alternate angles are equal.

Vertically Opposite Angles are the angles opposite each other when two lines cross "Vertical" in this case means they share the same Vertex (corner point), not the usual meaning of up-down. Example: a° and b° are vertically opposite angles.

Corresponding angles are the angles which occupy the same relative position at each intersection where a straight-line crosses two others. If the two lines are parallel, the corresponding angles are equal.

Answer:

true

Step-by-step explanation:

The simplified expression of given trigonometric expression -
sin²θ/2-cos²θ/2 is 1

To simplify the expression sin²θ/2 - cos²θ/2, we can use the trigonometric identity for the difference of squares:

sin²θ - cos²θ = 1

Let's rewrite the given expression in terms of sin²θ and cos²θ:

sin²θ/2 - cos²θ/2 = (sin²θ - cos²θ)/2

Since sin²θ - cos²θ = 1, we can substitute this value into the expression:

(sin²θ - cos²θ)/2 = 1/2

Therefore, the simplified expression is 1/2.

The simplified form of sin²θ/2 - cos²θ/2 is 1/2.

To know more about  trigonometric expression, visit;
https://brainly.com/question/30838102
#SPJ11

Answer:

see explanation

Step-by-step explanation:

Using the trigonometric identities

tan A = \(\frac{sinA}{cosA}\) , cot A = \(\frac{cosA}{sinA}\)

Consider the left side

(1 + cotA + tanA)(sinA - cosA)

each term in the second factor is multiplied by each term in the first factor.

1(sinA - cosA) + cotA(sinA - cosA) + tanA(sinA - cosA)

= sinA - cosA + cosA - \(\frac{cos^2A}{sinA}\) + \(\frac{sin^2A}{cosA}\) - sinA ( collect like terms )

= \(\frac{sin^2A}{cosA}\) - \(\frac{cos^2A}{sinA}\)

= ( sinA × \(\frac{sinA}{cosA}\) ) - (\(\frac{cosA}{sinA}\) × cosA )

= sinAtanA - cotAcosA

= right side ⇒ proven

Answer:

x= 81°

Step-by-step explanation:

the interior angles of a quadrilaterial add up to 360°

143+80+56+x=360

condense left side: 279+x=360

isolate x: 279-279+x=360-279

x= 81°

Multiple regression analysis is applied when analyzing the relationship between one dependent variable and two or more independent variables. The goal is to determine the extent to which the independent variables predict the dependent variable.

Multiple regression analysis is a statistical technique used to explore and quantify the relationship between a dependent variable and multiple independent variables. It allows researchers to examine how changes in one or more independent variables impact the dependent variable, while controlling for the effects of other variables. By estimating the coefficients for each independent variable, the analysis provides insights into the strength, direction, and significance of their relationships with the dependent variable. This method is commonly employed in various fields, such as economics, social sciences, and business, to understand complex relationships and make predictions based on the interplay of multiple factors.

To know more about Multiple regression analysis , visit:

https://brainly.com/question/30011167

#SPJ11

The measure of ∠N to the nearest degree is 82°.

To find the measure of ∠N, we can use the Pythagorean theorem and trigonometric functions.

First, we can use the Pythagorean theorem to find the length of MN:

MN² = NO² - OM²

MN² = (6.7 feet)² - (1.7 feet)²

MN² = 44.56 feet²

MN = 6.67 feet

Now, we can use the sine function to find the measure of ∠N:

sin(N) = MN/NO

sin(N) = 6.67 feet / 6.7 feet

sin(N) ≈ 0.994

N ≈ sin⁻¹(0.994)

N ≈ 82.4°

The measure of ∠N to the nearest degree is 82°.

Learn more about Nearest degree

brainly.com/question/17265422

#SPJ11

Answer:

you're answer would be true

All of the methods mentioned, i.e., bar chart, pie chart, and relative frequency table are valid ways to summarize or visualize categorical variables. Option D.

They are commonly used in data analysis to gain insights into the distribution and proportion of different categories within a dataset.

A bar chart is a graphical representation of data that uses rectangular bars to display the frequency or proportion of different categories. It is useful in comparing the frequencies of different categories and identifying the most common or rare categories.

A pie chart is another graphical representation of data that uses slices of a circle to display the relative frequency or proportion of different categories. It is useful in showing the proportion of each category in relation to the whole.

A relative frequency table is a tabular representation of data that displays the frequency and proportion of each category. It is useful in comparing the frequencies and proportions of different categories and identifying the most common or rare categories.

Therefore, none of the options given would be an invalid way to summarize or visualize categorical variables. The choice of which method to use depends on the nature of the data and the purpose of the analysis.

It is important to choose a method that effectively communicates the information being presented and is appropriate for the audience. So Option D is correct.

For more question on frequency visit:

https://brainly.com/question/28821602

#SPJ11

Note the correct question is

Which of the following would NOT be a valid way to summarize or visualize a categorical variable? Choose the correct answer below

A.)Bar chart

B.)Pie chart

C.)Relative frequency table

D.)None of the above

Answer:

\(3 \times \frac{1}{3 } + \frac{1}{2} \times - 12( \frac{1}{3} ) = \frac{1}{3} \)

Answer:

The range would be 50.

Step-by-step explanation:

Range is found by putting a list or set of numbers in order, then subtracting the lowest number from the highest.

32, 61, 63, 52, 82

82 - 32 = 50

Answer:

1.close

2.fraction

3.word

5.nuimarator

Answer:

system of equations: set of one or more equations involving a number of variables

substitution method:

1. Solve one equation for one of the variables.

2. Substitute (plug-in) this expression into the other equation and solve.

3. Resubstitute the value into the original equation to find the corresponding variable.

ex:

-4x+3y=-2           y=x-1

plug in: -4x+3(x-1)=-2

simplify:  -x-3=-2

              -x=-2+3

              -x=1

answer:  x=1

The solution is, 76,000 mg chlorine is in the pool.

In mathematics, multiplication is a method of finding the product of two or more numbers. It is one of the basic arithmetic operations, that we use in everyday life.

here, we have,

The pool has 2.5 milligrams of chlorine per liter of water.

There are 8000 gallons of water in the swimming pool.

we know,

1 gallon = 3.785 liters

Water in pool = 8000 x 3.785

Water in pool = 30,280 liters

so, we get,

Chlorine dosage = 2.5 mg / liter

Chlorine = 2.5 x 30,280

Chlorine = 75,700 mg

To the nearest thousand milligram:

Chlorine = 76,000 mg

Hence, The solution is, 76,000 mg chlorine is in the pool.

To learn more on multiplication click:

brainly.com/question/5992872

#SPJ9

Answer:

x = 8 and y=9 or y = 8 and x = 9

Step-by-step explanation:

8 x 9 = 72

8+9 = 17

9 x 8 = 72

9+8 = 17

Answer:

Step-by-step explanation:

Test score = Time x 10 + 50

Hope that helps!

If E is not closed or is not bounded, then there may not be some positive number c so that f(e) > c for all e ∈ E .

Suppose that E is not closed, then there exists a limit point a of E such that a ∉ E. For this limit point a, we can choose a sequence of points in E that converges to a. Since f(x) > ε for all x ∈ E ∩ (e − ε, e + ε), we have that f(x) > ε for all x in the sequence that converges to a.

However, since a is not in E, we cannot find an ε > 0 such that f(x) > ε for all x ∈ E ∩ (a − ε, a + ε), so we cannot find a positive number c such that f(e) > c for all e ∈ E.

Now suppose that E is not bounded. Then for every positive number M, there exists a point e ∈ E such that |e| > M. We can choose ε = |e|/2, and then we have that f(x) > ε for all x ∈ E ∩ (e − ε, e + ε). However, since E is not bounded, we can always choose M large enough so that ε = |e|/2 > M, and then we cannot find a positive number c such that f(e) > c for all e ∈ E.

Therefore, if E is not closed or is not bounded, then there may not be some positive number c so that f(e) > c for all e ∈ E.

learn more about  positive number here:

brainly.com/question/13165973

#SPJ11

Option A is false

Step-by-step explanation:

Imagine that if a number decreases, their points get reduced and if they are said to be greater, their points increases. Using this theme in mind, let's find :-

As q > p,

q has +1 point.

p has 0 point.

r has unknown points.

s has unknown points.

Next, as q < r, so,

q has 0 point.

p has 0 points.

r has +1 points.

s has unknown points

Next, s > q , so,

q has 0 point.

p has 0 point.

r has +1 points

s has +1 points

As per final results, q has no points, p has no points, r has 1 point and s has one point.

Based on question options, the only option that isn't correct is OPTION A.

Answer:

Difference Difference

1. 85 - 32 = 53 42 - 15 = 27

2. 76 + 21 = 97 65 + 12 = 77

3. 77 - 20 = 57 66 + 21 = 87

4. 72 + 25 = 97 62 + 25 = 87

5. 76 + 21 = 97 59 - 2 = 57

6. 63 + 14 = 77 48 + 11 = 59

7. 68 - 11 = 57 47 - 10 = 37

Answer:

$7.975 or $8

Step-by-step explanation:

2.50 x 3.19 = 7.975

The minimum value of the expression x^2 + y^2 - 6x + 4y + 18 for real x and y is 13.

The minimum value of the expression x^2 + y^2 - 6x + 4y + 18 for real x and y can be found by completing the square.

Step 1: Rearrange the expression by grouping the x-terms and y-terms together:
x^2 - 6x + y^2 + 4y + 18

Step 2: Complete the square for the x-terms. Take half of the coefficient of x (-6) and square it:
(x^2 - 6x + 9) + y^2 + 4y + 18 - 9

Step 3: Complete the square for the y-terms. Take half of the coefficient of y (4) and square it:
(x^2 - 6x + 9) + (y^2 + 4y + 4) + 18 - 9 - 4

Step 4: Simplify the expression:
(x - 3)^2 + (y + 2)^2 + 13

Step 5: The minimum value of a perfect square is 0. Since (x - 3)^2 and (y + 2)^2 are both perfect squares, the minimum value of the expression is 13.

Therefore, the minimum value of the expression x^2 + y^2 - 6x + 4y + 18 for real x and y is 13.

To learn more about coefficient

https://brainly.com/question/1038771

#SPJ11

Answer:

5

Step-by-step explanation:

-1.25 - 4.75 + 8.5

-3.5 + 8.5

5

Best of Luck!

Answer:

2.5

Step-by-step explanation:

-1.25 minus 4.75 = -6

-6 + 8.5 = 2.5

a) The estimated model relating annual salary to firm sales and market value, in equation form, is: Salary = 4.6209 + 0.1621 * log(sales) + 0.1067 * log(mktval), where log denotes the natural logarithm.

b) Calculating this expression will give us the expected salary according to the model. If the expected salary is higher than $500,000, then your friend would be asking too much.

a) The estimated model relating annual salary to firm sales and market value, in equation form, is:

Salary = 4.6209 + 0.1621 * log(sales) + 0.1067 * log(mktval)

where log denotes the natural logarithm.

b) To determine if your friend would be asking too much for an annual salary of $500,000, we need to plug the values of firm sales and market value into the model and calculate the expected salary.

Using the given values:

- Firm sales (sales) = $5,000,000

- Market value (mktval) = $20,000,000

We first need to take the logarithm of the sales and market value:

log(sales) = log(5,000,000)

log(mktval) = log(20,000,000)

Then, we can substitute these values into the equation:

Expected Salary = 4.6209 + 0.1621 * log(5,000,000) + 0.1067 * log(20,000,000)

Calculating this expression will give us the expected salary according to the model. If the expected salary is higher than $500,000, then your friend would be asking too much.

Note: Make sure to use the natural logarithm (ln) in the calculations.

Visit here to learn more about market value brainly.com/question/28320555
#SPJ11

Answer:

y = 44

Step-by-step explanation:

First, add 2 on both sides to get y/4 = 11, then multiply 4 on both sides to get y = 44.

Hope this helps :)

Answer:

85

Step-by-step explanation:

Total angles formula (n-2) * 180  - memorize this formula

so 4 sides means 4 angles sum = 360

a kite is symmetrical,

so y= 360- 105-105 -65 =85