Help pls lol

-4a + 16

Answer:

Step-by-step explanation:

H

Answer:

15

Step-by-step explanation: 3x5=15

so thx 4 the points

Answer: The given vector can be expressed as a linear combination of u, v, and w as (14, 9, 14) = u - v + 3w.

Question: Express the following as a linear combination of u =(3, 1,6), v = (1.-1.4) and w=(8,3,8). (14, 9, 14) = ____ u- _____ v+ _____

Current Progress: To express the given vector as a linear combination of u, v, and w, we need to find scalars a, b, and c such that (14, 9, 14) = a*u + b*v + c*w.

Step 1: Write the equation in component form:
(14, 9, 14) = (3a + b + 8c, a - b + 3c, 6a + 4b + 8c)

Step 2: Equate the corresponding components and solve for a, b, and c:
3a + b + 8c = 14
a - b + 3c = 9
6a + 4b + 8c = 14

Step 3: Solve the system of equations using any method (substitution, elimination, etc.). One possible solution is a = 1, b = -1, and c = 3.

Step 4: Plug the values of a, b, and c back into the linear combination equation:
(14, 9, 14) = 1*u + (-1)*v + 3*w

Step 5: Simplify the equation:
(14, 9, 14) = u - v + 3w

Answer: The given vector can be expressed as a linear combination of u, v, and w as (14, 9, 14) = u - v + 3w.

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Based on the coordinates of S and T and the fact that R is the endpoint, the coordinates of R are (-1, -9).

S is the midpoint of RT which means that it can be used to find the endpoint of R.

Using the mid-point formula, the value of x for the endpoint R is:

-4 = (x - 7) / 2

-8 = x - 7

x = -1

The value of y for the endpoint R is:

-6 = (y - 3) / 2

-12 = y - 3

y = -9

The endpoint R has coordinates of (-1, -9).

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Answer: 162.56 cm

Step-by-step explanation:

5 feet 4 is 64 inches

2.54 • 64 = 162.56

Chloe is 162.56 cm tall

Answer:

162.56

Step-by-step explanation:

multiply 2.54 by 64

Answer:

1

Step-by-step explanation:

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There are approximately 1.4 quintillion bacteria in Hawaii's coral reef. In Hawaii's coral reef, with an estimated coverage of 14,000 km², and considering the density of 10 million bacteria per square centimeter of coral, we can calculate the total number of bacteria in the coral reef.

To find the total number of bacteria, we need to convert the area of the coral reef from square kilometers to square centimeters. Since 1 km² is equal to 10,000,000,000 square centimeters, the coral reef's area is equal to 140,000,000,000,000 square centimeters.

Next, we multiply the area by the density of bacteria per square centimeter to find the total number of bacteria. Multiplying 140,000,000,000,000 square centimeters by 10 million bacteria per square centimeter gives us a staggering number: 1.4 quintillion  bacteria.

Therefore, there are approximately 1.4 quintillion bacteria in Hawaii's coral reef.

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If volleyball team purchased 15 jackets, 12 pairs of sweatpants for $348 and basketball team purchases 8 jackets , 8 pairs of sweatpants for $200, the the system of equations that represent the situation is (b)  \(15x+12y = 348\) and \(8x+8y = 200\) .

let the number of jackets purchased be = x ;

let the number of pairs of sweatshirts purchased be = y ;

the volley ball team purchased 15 jackets and 12 pairs of sweatpants for $348 ,

that means the equation that represents the situation is :

\(15x+12y = 348\) .

Also given that , the basketball team purchased 8 jackets and 8 pairs of sweatpants for $200 ,

that means the equation that represents the situation is :

\(8x+8y = 200\) .

Therefore , the system of equations are \(15x+12y = 348\) and \(8x+8y = 200\) .

The given question is incomplete , the complete question is

A sports apparel supplier offers teams the option of purchasing extra apparel for players. A volleyball team purchases 15 jackets and 12 pairs of sweatpants for $348. A basketball team purchases 8 jackets and 8 pairs of sweatpants for $200. Let x represent the price of a jacket and let y represent the price of a pair of sweatpants. Which system of equations can be used to find the price of each item ?

(a) 8x + 8y = 200  ;  12x + 15y = 348   ;

(b) 8x + 8y = 200  ; 15x + 12y = 348 ;  

(c) 8x + 8y = 348  ;  12x + 15y = 200 ;  

(d) 8x + 8y = 348 ;  15x + 12y = 200 .

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In the x58 chipset (Nehalem architecture), the 64-bit Front Side Bus (FSB) was replaced with a new high-speed interconnect technology called QuickPath Interconnect (QPI).

The Front Side Bus (FSB) was a communication pathway used in older Intel processors to connect the CPU with other system components such as memory and peripherals. However, as technology advanced and the demand for faster data transfer increased, the FSB started to become a bottleneck, limiting overall system performance.

QuickPath Interconnect (QPI) was introduced with the Nehalem architecture to address this limitation. QPI is a point-to-point interconnect that provides a faster and more efficient way for the processor to communicate with other components in the system, such as other processors (in multi-socket configurations), memory, and I/O devices. Unlike the shared nature of the Front Side Bus, QPI provides dedicated pathways for data transfer between different components, reducing contention and improving overall system responsiveness.

QPI technology allowed for higher bandwidth and lower latency compared to the older FSB, enabling better performance in tasks that require efficient data exchange between different parts of the system. This architectural change contributed to improved system performance and scalability, especially in multi-socket server configurations, where multiple processors needed to work together effectively.

In summary, the 64-bit Front Side Bus in the x58 chipset was replaced with QuickPath Interconnect (QPI) in the Nehalem architecture. QPI offered faster and more efficient communication between the CPU and other system components, leading to improved overall system performance.

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Answer:

y= -x-7

Step-by-step explanation:

1. we want to make the equation 3y= -30-3x in the form of y=mx+c

 therefore, we divide each side by 3 this gives us

    y= -10-x     (we can also write that as y= -x-10)

2. From this we can tell that the gradient is -1 (the coefficient of x or also known as the value of m in y=mx+c)

3. we also know the line passes through the points (-6,-1) therefore

x= -6 and y=-1

4. we know the value of m, x, and y so we can substitute it in y=mx+c to find the value of c

   y=mx+c

   -1= -1(-6)+c

   -1 =6+c    (we -6 on both sides to get c on its own)

   -7=c         (so c=-7) (c is also known as y intercept)

5. Know we can sub in the value of m and c in the equation y=mx+c to get our final equation which is

  y= -x-7

True average percentage of organic matter in such soil is different from 3%.

What is Statistics?

Statistics is the study of data collection, analysis, presentation, and interpretation. Much of the early push for the subject of statistics came from government demands for census data as well as information about a range of economic operations.

Solution:

We are given that the values of the sample mean and sample standard deviation are 2.481 and 1.611 respectively.

Suppose we know the population distribution is normal, we have to test the hypothesis that does this data suggest that the true average percentage of organic matter in such soil is something other than 3%.

Let μ = true average percentage of organic matter in such soil

SO, Null Hypothesis : μ = 3%   {means that the true average percentage of organic matter in such soil is equal to 3%}

Alternate Hypothesis  : μ ≠ 3%   {means that the true average percentage of organic matter in such soil is different than 3%}

The test statistics that will be used here is One-sample t test statistics because we don't know about the population standard deviation;

TS = (0.02481 - 0.03)/(0.01611)/√30

TS = 4.6% (approx)

Therefore, we conclude that the true average percentage of organic matter in such soil is different from 3%.

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The Alexander family used their sprinkler for 35 hours, and the Chen family used their sprinkler for 30 hours.

To find out how long each sprinkler was used, we can set up a system of equations. Let's say the Alexander family used their sprinkler for x hours, and the Chen family used their sprinkler for y hours.

From the given information, we know that the water output rate for the Alexander family's sprinkler is 30 liters per hour. Therefore, the total water output from their sprinkler is 30x liters.

Similarly, the water output rate for the Chen family's sprinkler is 40 liters per hour, resulting in a total water output of 40y liters.

Since the combined total water output from both sprinklers is 2250 liters, we can set up the equation 30x + 40y = 2250.

We also know that the families used their sprinklers for a combined total of 65 hours, so we can set up the equation x + y = 65.

Now we can solve this system of equations to find the values of x and y, which represent the number of hours each sprinkler was used.

By solving the equation we get,

The Alexander family used their sprinkler for 35 hours, and the Chen family used their sprinkler for 30 hours.

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a. The representation of 1 inch in the model is 30 feet.

ii. The scale is 1:30.

b. The scale factor of the model is 1:360.

A scale factor is also referred to as a representation fraction which is the rate of length on drawing to that of the original length.

i.e. scale factor = length on drawing/ original length

Given that Washington space Needle is 20 inches tall. And the actual space Needle is approximately 600 feet tall, then;

a. 1 inch in the model = 600 feet/ 20 inch

                                = 30 feet / inch

i. The representation of 1 inch in the model is 30 feet.

ii. The scale is 1:30 i.e. 1 inch on the drawing is equal to 30 feet on the actual model.

b. The scale factor of the model is;

1 feet = 12 inches

   600 feet = x

x = 7200 inches

scale factor = 20 / 7200

                    = 1/ 360

The scale factor is 1:360. i.e. 1 inch on the drawing is equivalent to 360 inches on the actual model.

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Answer:

B

Step-by-step explanation:

pls give me brainliest

Answer:

A cylinder is a three-dimensional figure like a prism, but with bases that are circles. A sphere is a three-dimensional figure in which all cross-sections in every direction are circles.

Option is B

Step-by-step explanation:

Answer:

Mr Batista should bring more 82 cups.

Step-by-step explanation:

solve:

→ 514 - 36(12)

→ 514 - 432

→ 82

He needs more 82 cups and did not bring enough.

Answer:

pareha ta wala ta kabalo hahaha

A meter is equal to 100 centimeters; therefore, 9 meters are equal to 9*100=900cm.

9 meters is the same length as 900 centimeters.

Answer:

90 hope this helps

Step-by-step explanation:

The estimated area between the x-axis and the graph of f(x) = 9 - x^2 over the interval [0,3] is approximately 19.75 square units.

Let's divide the interval [0,3] into three equal subintervals: [0,1], [1,2], and [2,3]. The height of each rectangle will be determined by the function f(x) = 9 - x^2 evaluated at the midpoint of each subinterval.

For the first rectangle, with base [0,1], the midpoint is x = 0.5. The height is f(0.5) = 9 - (0.5)^2 = 8.75.

For the second rectangle, with base [1,2], the midpoint is x = 1.5. The height is f(1.5) = 9 - (1.5)^2 = 6.75.

For the third rectangle, with base [2,3], the midpoint is x = 2.5. The height is f(2.5) = 9 - (2.5)^2 = 4.25.

The width of each rectangle is 1 since we divided the interval [0,3] into three equal subintervals.

To estimate the area, we sum the areas of these three rectangles:

Area ≈ (8.75 * 1) + (6.75 * 1) + (4.25 * 1) = 19.75.

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The estimated area between the x-axis and the graph of f(x) = 9 - x^2 over the interval [0,3] is approximately 19.75 square units.

Let's divide the interval [0,3] into three equal subintervals: [0,1], [1,2], and [2,3]. The height of each rectangle will be determined by the function f(x) = 9 - x^2 evaluated at the midpoint of each subinterval.

For the first rectangle, with base [0,1], the midpoint is x = 0.5. The height is f(0.5) = 9 - (0.5)^2 = 8.75.

For the second rectangle, with base [1,2], the midpoint is x = 1.5. The height is f(1.5) = 9 - (1.5)^2 = 6.75.

For the third rectangle, with base [2,3], the midpoint is x = 2.5. The height is f(2.5) = 9 - (2.5)^2 = 4.25.

The width of each rectangle is 1 since we divided the interval [0,3] into three equal subintervals.

To estimate the area, we sum the areas of these three rectangles:

Area ≈ (8.75 * 1) + (6.75 * 1) + (4.25 * 1) = 19.75.

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Answer:

85in

Step-by-step explanation:

That the constant of integration C cancels out when we evaluate the definite integral, so we do not need to include it in the final answer.

We can evaluate the definite integral using the power rule of integration, which states that

∫ \(x^n dx = (x^(n+1))/(n+1) + C\)

where C is the constant of integration.

So, for the given definite integral, we have:

∫ \((1/(5^(50)x^3)) dx\)

\(= (-1/2) * (1/(5^(50))) * (1/x^2) + C\)

Evaluating this from x = 1 to x = 1/5, we get:

\(= (-1/2) * (1/(5^(50))) * (1/(1/5)^2) - (-1/2) * (1/(5^(50))) * (1/1^2)\)

\(= (-1/2) * (5^2) * (5^(50)) + (1/2) * (5^(50))\)

\(= - (1/2) * (5^(52)) + (1/2) * (5^(50))\)

\(= (1/2) * (5^(50)) * (1 - 5^2)\)

\(= (1/2) * (5^(50)) * (-24)\)

\(= -12 * (5^(50))\)

So, the value of the definite integral is \(-12 * (5^(50))\). Note that the constant of integration C cancels out when we evaluate the definite integral, so we do not need to include it in the final answer.

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Answer:

Step-by-step explanation:

2y + 3<11                       Subtract 3 from both sides

2y < 11 - 3

2y < 8                           Divide by 2

2y/2 <8/2                  

y < 4

The question is very hard to answer. That's because the answer is very close to 4, but it is not 4.

For example 3.8 is a possible answer. Try it

2*3.8 + 3 < 11

7.6 + 3 < 11

10.6 < 11

But is that the largest value possible? No.

For example

y could be 3.99999999 Well maybe that could be the answer. No it isn't. Because, though very close to 11, it still cannot be 11. It might round to 11, but it does not equal 11.

I don't exactly know what you are expected to answer. I can only say that y cannot be 4, but it can be as close to 4 as you care to make it. If the question means what is the largest integer that y could be, then the answer is 3.

Answer: 8.2 x 10^8

Step-by-step explanation:

Answer:

\(answer\)

\(820000000 = 8.2 \times 10 {}^{8} \)

Step-by-step explanation:

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6467 ytgychuuht6ctctcrxrctfctcyg

Answer:

10p + 3

Step-by-step explanation:

4p+6p+10-7

10p + 3 is correct :)

The name of every month ends in the letter y is the given statement. February is a counterexample to this statement. This is because February does not end with the letter 'y'. So the right  option is (c) February.

What is a counterexample?

In mathematics, a counterexample is an example that opposes or disproves a statement, proposition, or theorem. It is a scenario, an instance, or an example that goes against the given statement.

Therefore, a counterexample demonstrates that the given statement is false or invalid.In this case, the statement is: "The name of every month ends in the letter y." We have to find which of the months listed does not end in "y."February is the only month in the options listed that does not end in the letter "y."

Thus, it is a counterexample to the given statement. Therefore, the correct option is C, February.

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A statement which is a reflection of the shape is: B. A coordinate grid is shown from positive 8 to negative 8 on the x-axis and from positive 8 to negative 8 on the y-axis. A triangle is shown on ordered pair 2, negative 2 and 4, negative 2, and 2, negative 6.

In Geometry, a reflection can be defined as a type of transformation which moves every point of the object by producing a flipped but mirror image of the geometric figure.

In Geometry, a reflection across the x-axis of a graph is given by this transformation rule (x, y) → (x, -y). This ultimately implies that, the preimage of the triangle would be transformed to the image as follows:

(x, y)                              →               (x, -y)

Ordered pair 1  = (2, 2) → Ordered pair 1' = (2, -2)

Ordered pair 2 = (2, 6) → Ordered pair 2' = (2, -6)

Ordered pair 3 = (4, 2) → Ordered pair 3' = (4, -2)

Assuming the triangle is reflected across the y-axis, we have:

(x, y)                              →               (-x, y)

Ordered pair 1  = (2, 2) → Ordered pair 1' = (-2, 2)

Ordered pair 2 = (2, 6) → Ordered pair 2' = (-2, 6)

Ordered pair 3 = (4, 2) → Ordered pair 3' = (-4, 2)

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Complete Question:

A shape is shown on the graph:

Which of the following is a reflection of the shape?

a) A coordinate grid is shown from positive 8 to negative 8 on the axis and from positive 8 to negative 8 on the y-axis. A triangle is shown on ordered pair negative 2, 2 and negative 4, 2 and negative 4, 6.

b) A coordinate grid is shown from positive 8 to negative 8 on the x-axis and from positive 8 to negative 8 on the y-axis. A triangle is shown on ordered pair 2, negative 2 and 4, negative 2, and 2, negative 6.

c) A coordinate grid is shown from positive 8 to negative 8 on the axis and from positive 8 to negative 8 on the y-axis. A triangle is shown on ordered pair negative 2, 2 and negative 2, 4 and negative 6, 2.

d) A coordinate grid is shown from positive 8 to negative 8 on the axis and from positive 8 to negative 8 on the y-axis. A triangle is shown on ordered pair 2, negative 2 and 2, negative 4 and 6, negative 2.

Given:

The given vector is w.

Required:

We need to draw 3w.

Explanation:

Use the Pythagorean theorem to find the magnitude AB.

Let the origin be (0,0).

Point A is (0,4) and point B is (3,0).

The magnitude of AB is (3-0,0-4)

Multiply the equation by 3 to find 3w.

Consider any point on the graph and take it as the origin (0,0) and mark (9,-12) and joint them as follows.

Final answer:

Answer:

$12.00

Step-by-step explanation:

6% off $199 =

6% × $199 = $11.94

$11.94 is rounded or estimated to $12.00

Answer:

15

Step-by-step explanation:

15th of July is a baby day for us and