I’ll rate you 5 stars and quick response what is the domain

Answer: a + 3b = 8

Step-by-step explanation:

a + b = 4 is true, since (2,2) works:  2 + 2 = 4

Try (2,2) in the options to find which one is true for (2,2):

A)  2 + 3*2 = 4?  No.

B)  4 + 4 = 2?  No.

C)  8 + 8 = 8?  No.

D)  2 + 6 = 8?  YES.

Therefore, a + 3b = 8 can be another valid equation.

Answer:

D. a + 3b = 8

Answer:

4.5 minutes or 36/8 minutes or 9/2 minutes

Step-by-step explanation:

So we simply find 3/8 of 12 by multiplying:

\(\frac{3}8} \times 12\)

This gives us 36/ 8

Now, depending on how you want your answer formulated, we just reduce it to either 9/2 minutes, or 4.5 minutes.

Hope this helpss!!!

Answer:

plant c is the answer to your question

(a) The measure of angle XZY is 122°.

(b) The measure of angle XWY is 61°.

Given a circle.

Z is the center of the circle.

Given that,

Measure of arc XY = 122°

Measure of an arc is the measure of the central angle formed by the end points of the arc.

So,

∠XZY = 122°

We have the theorem that an angle subtended by an arc of a circle has a measure that is twice the angle where the arc subtends at any other point on the circle.

So,

∠XZY = 2 ∠XWY

∠XWY = 122 / 2 = 61°

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Answer:

Alex:Chris 35:15

Step-by-step explanation:

7-3 (ratios)= 4

20 sweets= 4:1

20÷4= 5

5×7= 35 (how many sweets Alex got)

5×3= 15 (how many sweets Chris got)

Alex got 20 more sweets than Chris

(sorry if you didn't understand how I explained it)

Answer: The equation is 16g+6 ,lmk if you need the answer :)

Step-by-step explanation:

Answer:

y=6x-8

Step-by-step explanation:

3x-2y=-4

3x^2-2y^2=-4^2

6x-y=8

y=6x-8

Answer:

x=3

Step-by-step explanation:

If all of the angles and sides are congruent, then you would just subtract 7 by 4 and get 3 for x.

Answer:-12x

Step-by-step explanation:

just trust me on this

Answer:

$36.3 

Step-by-step explanation:

The total cost of the Green coffee beans is $7.25.

Total cost (TC) is the minimum cost of producing some quantity of output. This is the total economic cost of production and is made up of variable cost, which varies according to the quantity of a good produced and includes inputs such as labor and raw materials, plus fixed cost.

Here, Green coffee beans cost $0.58 for each ounce.

Amina and her mother buy 12.5 ounces of green coffee beans

Total cost = cost each ounce X Number of ounces

  TC = 12.5 X 0.58

  TC = $ 7.25

Thus, the total cost of the Green coffee beans is $7.25.

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Answer:

4 + x

Step-by-step explanation:

Answer:

Step-by-step explanation:

2

Answer:

x = 2

Step-by-step explanation:

0.3(12x-16)= 0.4(12-3x) take the x's and put them into.

Answer:

C. AB = 5.8 cm

Step-by-step explanation:

In trapezoid ABCD, EF is Midsegment.

\( \therefore EF =\frac{1}{2} (AB + CD) \)

\( \therefore 9.2 =\frac{1}{2} (AB + 12.6) \)

\( \therefore 9.2\times 2= AB + 12.6\)

\( \therefore 18.4= AB + 12.6\)

\( \therefore 18.4-12.6= AB \)

\( \therefore AB= 5.8 \: cm \)

Hope this helps!!!

Have a great day!!!

Type of Attention Impact on Encoding Process

1. Sustained attention Facilitates thorough encoding of information.

2. Selective attention Enhances encoding of attended stimuli while filtering out irrelevant information.

3. Divided attention Impairs encoding by dividing attentional resources among multiple tasks.

4. Exogenous attention Captures attention involuntarily, potentially interrupting the encoding process.

5. Endogenous attention Voluntarily directed attention that can prioritize specific information for encoding.

1. Sustained attention: Sustained attention refers to the ability to maintain focus over an extended period. It has a positive impact on the encoding process as it allows for thorough and comprehensive encoding of information.

2. Selective attention: Selective attention involves focusing on specific stimuli while filtering out irrelevant information. It enhances the encoding process by directing attention to the relevant stimuli, promoting their effective encoding.

3. Divided attention: Divided attention refers to the attempt to allocate attention to multiple tasks simultaneously. Dividing attention among multiple tasks impairs the encoding process as attentional resources become fragmented, leading to less effective encoding of information.

4. Exogenous attention: Exogenous attention is captured involuntarily by external stimuli, potentially interrupting the encoding process. It can divert attention away from the intended encoding task, resulting in a negative impact on encoding.

5. Endogenous attention: Endogenous attention is voluntarily directed attention that allows individuals to prioritize specific information for encoding. It enhances the encoding process by selectively focusing on relevant stimuli and allocating cognitive resources accordingly.

Different types of attention have varying impacts on the encoding process. Sustained attention and selective attention positively influence encoding, while divided attention and exogenous attention have negative effects. Endogenous attention, on the other hand, can enhance encoding by prioritizing specific information.

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Answer:

C choice.

Step-by-step explanation:

Since line a is given a slope as -4.

Another line which is line b is given that it's perpendicular to line a or we can say that line a is perpendicular to line b.

Perpendicular is defined as:

\( \displaystyle \large{m_1m_2 = - 1}\)

Both slopes multiply and yield -1.

We know that m1 is -4; we want to find m2 which is slope of line b.

\( \displaystyle \large{ - 4m_2 = - 1}\)

Divide both sides by -4.

\( \displaystyle \large{ \frac{ - 4m_2}{ - 4} = \frac{ - 1}{ - 4} } \\ \displaystyle \large{ m _2 = \frac{1}{4} }\)

Therefore, the slope for line b is 1/4.

Thus, the C choice is correct.

Answer:

Rectangle

Step-by-step explanation:

According to this grapher that I am using it shows a rectangle using your coordinates

Please give brainliest

Answer:

Rectangle

Step-by-step explanation:

Opposite sides (1, 1), (4,1) and (1, 3), (4,3) are horizontal and have length 3.

Opposite sides (1, 1), (1, 3) and (4, 1), (4,3) are vertical and have length 2.

There two pairs of opposite sides that are congruent, so this is a parallelogram. Since not all sides are congruent, this is not a square or a rhombus.

In addition, vertical sides and horizontal sides form right angles, so this is a parallelogram with right angles. It is a rectangle.

Answer:

The probability of rolling an odd number or a two on a six-sided die is 1/2 + 1/6 = 2/3. This means that if you roll a six-sided die 300 times, you can expect to roll an odd number or a two approximately 200 times

Step-by-step explanation:

Answer: 400 TIMES

Step-by-step explanation:

1/6 +1/2

4/6

2/3

Answer:

40$

Step-by-step explanation:

divide 12 by 3 to get 4 as 10% of the total, multiply by 10 tog et 40 as the total.

The value of Erica's investment after 6 years is approximately $4,939.05.

To find the value of Erica's investment after 6 years, we can use the compound interest formula. The formula for compound interest is given as:

A = P\((1 + r/n)^(nt)\)

Where:

A is the final amount or value of the investment.

P is the initial principal or investment amount.

r is the annual interest rate (as a decimal).

n is the number of times the interest is compounded per year.

t is the number of years.

In this case, Erica's initial investment is $4000, the annual interest rate is 4% (or 0.04 as a decimal), and the investment is growing annually. Therefore, we have:

P = $4000

r = 0.04

n = 1 (since the interest is compounded annually)

t = 6 years

Plugging these values into the compound interest formula, we can calculate the final value of the investment:

A = $4000(1 + \(0.04/1)^(1*6)\)

A = $4000(1 + 0.04)^6

A = $4000(1.04)^6

Evaluating this expression, we find:

A ≈ $4,939.05

Therefore, the value of Erica's investment after 6 years is approximately $4,939.05.

This calculation assumes that no additional investments or withdrawals were made during the 6-year period and that the interest rate remains constant at 4% per year.

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Explanation:

The figure preserves its size in certain transformations and only its location is changed. Examples of this kind of transformation are: translations, rotations, and reflections. The size of the figure can change with other transformations, such as dilations.

A translation is a transition that slides through a plane or through space through a figure. Both points of a diagram travel the same distance and the same direction as a translation. A TRANSLATION IS A CHANGE IN LOCATION. A translation is usually specified by a direction and a distance.

A rotation is a move that transforms a figure around a point or a line (around). Rotation involves simply rotating a shape. The center of rotation is called the point at which a figure revolves. The rotation center may be on or outside of the shape. What seems like a rotation? Rotation Core A ROTATION Implies TO Transform A FIGURE.

A transformation that flips a figure over a line is a mirror. A REFLECTION IS FLIPPED OVER A LINE. Note, it's the same but it looks like a mirror image of itself when a shape is mirrored. Remember, the line that forms a shape is flipped precisely over the same distance that is considered a line from the reflection. Reflection line on both ends. It is possible to reflect on the outline or it may be outside the shape.

Without modifying the shape, dilation shifts the scale of the shape. When you go to the eye specialist, your pupils are dilated. Let's try it by shutting the lights off. Dilations are created as you enlarge a photograph or use a copy machine to minimize a map. To render a shape larger, Widen means. Reducing involves having a shape smaller.

The scale factor shows you how much you enlarge or decrease something.

Hope this helps :D (paraphrased; no plagiarism)

The given differential equation is exact c is an arbitrary constant.

To determine if the given differential equation is exact, we can check if the partial derivatives of the coefficients with respect to x and y are equal. Let's do that:

∂/∂y (2x - 1) = 0

∂/∂x (3y + 7) = 0

Since both partial derivatives are zero, the differential equation is exact.

To solve the exact differential equation, we need to find a potential function F(x, y) such that ∂F/∂x = 2x - 1 and ∂F/∂y = 3y + 7.

Integrating the first equation with respect to x, we get:

F(x, y) = x² - x + g(y)

Here, g(y) is an arbitrary function of y.

Now, we can differentiate F(x, y) with respect to y:

∂F/∂y = d/dy (x² - x + g(y))
        = g'(y)

Comparing this with the second equation, we can see that g'(y) = 3y + 7.

Integrating g'(y) = 3y + 7 with respect to y, we get:

g(y) = (3/2)y² + 7y + c

Here, c is an arbitrary constant.

Therefore, the general solution to the given exact differential equation is: F(x, y) = x² - x + (3/2)y² + 7y + c where c is an arbitrary constant.

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Answer:

The slope of the line is 1

Step-by-step explanation:

To figure out the slope, you just have to do rise over one, if the line is going up from left to right then the slope is positive, which is the case shown

Since each group has a ratio of

2 boys : 3 girls, each group also has a ratio of 3 girls : 5 students , and so does the whole chorus.

3 : (2+3)=3:5

D. All answers are correct. The magnitude of a cycle is more variable than the magnitude of a seasonal pattern, seasonal patterns have a constant length, and cycles have a longer  average length .

The difference between seasonal and cyclic patterns encompasses all the statements mentioned in options A, B, and C.The magnitude of a cycle is generally more variable than the magnitude of a seasonal pattern. Cycles can exhibit larger variations in amplitude or magnitude compared to the relatively consistent amplitude of seasonal patterns.

Seasonal patterns have a constant length, repeating at regular intervals, while cyclic patterns can have variable lengths. Seasonal patterns follow a predictable pattern over a fixed time period, such as every year or every quarter, whereas cyclic patterns may have irregular or non-uniform durations.

The average length of a cycle tends to be longer than the length of a seasonal pattern. Cycles often encompass longer time periods, such as several years or decades, while seasonal patterns repeat within shorter time intervals, typically within a year.

Therefore, all of the answers (A, B, and C) are correct in describing the differences between seasonal and cyclic patterns.

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Answer:

a) To determine the number of ways for a manager to select 14 active players from the roster, we can use the combination notation. Since the order does not matter when selecting the players, we use combinations.

The number of ways to select 14 players from a roster of 21 can be calculated as:

C(21, 14) = 21! / (14! * (21-14)!) = 116,280

Therefore, there are 116,280 ways for the manager to select 14 active players from the roster.

b) To calculate the number of ways a manager can select a 9-player batting lineup from the active roster on opening day, we again use the combination notation.

The number of ways to select 9 players from a roster of 14 (since only the active players are considered) can be calculated as:

C(14, 9) = 14! / (9! * (14-9)!) = 2002

Therefore, there are 2002 ways for the manager to select a 9-player batting lineup from the active roster on opening day.

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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)

(a) The complex impedance of the resistive, capacitive, and inductive components of a circuit driven by an AC source can be defined as follows:

1. Resistive Component (R): The complex impedance of a resistor is purely real and given by Z_R = R. It represents the resistance to the flow of current in the circuit.

2. Capacitive Component (C): The complex impedance of a capacitor is given by Z_C = 1/(jωC), where j is the imaginary unit and ω is the angular frequency of the AC source. The impedance is complex because it involves the imaginary unit, which arises due to the phase difference between the current and voltage in a capacitor. The phase of the impedance is -π/2 (or -90 degrees) relative to the driver, indicating that the current lags behind the voltage in a capacitor.

3. Inductive Component (L): The complex impedance of an inductor is given by Z_L = jωL, where j is the imaginary unit and ω is the angular frequency. Similar to the capacitor, the impedance is complex due to the presence of the imaginary unit, representing the phase difference between the current and voltage in an inductor. The phase of the impedance is +π/2 (or +90 degrees) relative to the driver, indicating that the current leads the voltage in an inductor.

(b) When the resistor (R) and capacitor (C) are connected in series, the total complex impedance (Z_total) is given by:

Z_total = R + Z_C = R + 1/(jωC)

When the resistor (R) and capacitor (C) are connected in parallel, the total complex impedance (Z_total) is given by the reciprocal of the sum of the reciprocals of their individual impedances:

Z_total = (1/R + 1/Z_C)^(-1)

In both cases, the answers are given in terms of R and C, with the complex impedance accounting for the effects of both components in the circuit.

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Answer:

A

Step-by-step explanation: