who knows this
A. cube root
B. square root
C. square
D. cube​

Answer:

c=54

Step-by-step explanation:

6 times 9

Answer:

B

Step-by-step explanation:

Depends on what you change. If you change the number of electrons or neutrons, it will still be the same element. It will just become a charged ion or an isotope respectively. If you change the number of protons, it will become a different element.

Hope that helps

Main Answer: Marco is studying for an upcoming exam in his college algebra class. He should be aware that he should retrieve the information seven times before he stops studying it.

Supporting Explanation :According to the theory of the “Curve of Forgetting,” humans tend to forget around 50% of new information within the first hour. That’s why it’s important to review and study the same information multiple times in order to keep it in long-term memory. Retrieving information at least seven times can help to counteract the “Curve of Forgetting” and improve retention. Spacing out study sessions over a longer period of time also helps to increase retention and reduce the likelihood of forgetting. Thus, it is important for Marco to retrieve the information seven times before stopping to study.

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Answer:

y=2/3x

Or

X=3/2y

Step-by-step explanation:

3y=2x

/3. /3

y=2/3x

3y=2x

/2. /2

3/2y=x

Hopes this helps please mark brainliest

Answer:

x=3/2y

y=2/3x

Step-by-step explanation:

for x - first screen shot

for y - second screen shot

Hope that helps!

To do content analysis on the characteristics people seek in a partner by examining the personals section of three newspapers the unit of analysis will be objective of the section.

Given that we are interested in doing content analysis on the characteristis people seek in a partner by examining the personals section of three newspaper.

Content analysis is basically a research tool used to determine the presence of certain words, themes,or concepts within some given qualitative data. Using content analysis, a researchers can quantify and analye the presence meanings and relationships of such certain words, themes and concepts.

When we are required to do content analysis by examining the personals section of three newspapers, its units can be objective of section. Some part is related to matrimonials, some are for rent,etc.and some are for commercial advertisements.

Hence the unit of analysis is objective of the section.

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Answer:

ok ez

Step-by-step explanation:

a) 119/1009=11.79%

b) 264/1009=26.17%

c) 75/1009= 7.43%

d) 9/1009= 0.89%

u are welcome :)

Answer:

527.6 cubic inches

Step-by-step explanation:

The volume of a cylinder is represented by the formula \(V = \pi r^{2} h\), where r represents the radius of the base and h represents the height.

In this question, the diameter is given as 9 inches. Since the radius is half the diameter, the radius will be 4.5 inches.

Substituting in the values and solving, we get:

\(V =9 \pi (4.5)^{2}\\V = 9\pi(20.25)\\V = 182.25\pi\\V = 572.6\)

The Volume will be 527.6 cubic inches

Answer:

P=1538.461

Step-by-step explanation:

do it by the formula of

I=PRT, I=750 R=3.25% T=15

Answer:

with 2 sides, we can assume that the 25 inch side is the hypotenuse.

7^2 + 25^2 = 49 + 625 = 674

674 is NOT a perfect square so we'll make the 25 side as the hypotenuse.

7^2 +n^2  = 625

n^2 = 625 - 49

n^2 = 576

square root (576) = 24

So the 3 sides are

7   24   and 25

Step-by-step explanation:

Let's calculate the products and check if they indeed have the same value:

Product of 32 and 46:

32 * 46 = 1,472

Reverse the digits of 23 and 64:

23 * 64 = 1,472

As you mentioned, the products are the same. This phenomenon is not unique to this particular pair of numbers. In fact, it occurs with any pair of two-digit numbers whose digits, when reversed, are the same as the product of the original numbers.

To find two other pairs of two-digit numbers that have this property, we can explore a few examples:

Product of 13 and 62:

13 * 62 = 806

Reversed digits: 31 * 26 = 806

Product of 17 and 83:

17 * 83 = 1,411

Reversed digits: 71 * 38 = 1,411

As for determining if a given pair of two-digit numbers will have this property without actually performing the multiplication, there is a simple rule. For any pair of two-digit numbers (AB and CD), if the sum of A and D equals the sum of B and C, then the products of the original and reversed digits will be the same.

For example, let's consider the pair 25 and 79:

A = 2, B = 5, C = 7, D = 9

The sum of A and D is 2 + 9 = 11, and the sum of B and C is 5 + 7 = 12. Since the sums are not equal (11 ≠ 12), we can determine that the products of the original and reversed digits will not be the same for this pair.

Therefore, by checking the sums of the digits in the two-digit numbers, we can determine whether they will have the property of the products being the same when digits are reversed.

Answer:

Natural Numbers:

1 , 17 , 24.0

Whole Numbers:

0 , 1 , 17 , 24.0

Integers:

-775 , -54.3 , -12

Rational Numbers:

0.5 , 24.0 , 3/4 , 2 5/8

None of the above is accurate.

Cross-price elasticity of demand is a calculation of how the amount of an item bought responds to changes in the cost of another item. If the value is greater than zero, the products are substitutes, whereas if it is less than zero, they are complements. If the cross-price elasticity of demand is 0, the products are considered unrelated. Since the value of cross-price elasticity of demand between goods X and Y is 2.00, the two products are considered substitutes.

On the other hand, because the cross-price elasticity of demand between goods X and Z is −1.32, these two products are considered complements. None of the other choices is accurate. A positive cross elasticity means that the two items are substitutes. They have a positive relationship in which a change in the cost of one item causes a change in the demand for the other item in the same direction.

In contrast, if the cross-price elasticity is negative, the two goods are complements. This indicates that a change in the cost of one item causes a change in the demand for the other item in the opposite direction, which is what occurred between goods X and Z in this case. Because the products are substitutes and complements, respectively, alternatives A, B, C, and D are all incorrect.

Therefore, the answer is option E, which indicates that none of the above are accurate.

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Answer:

Step-by-step explanation:

y=mx + b

substitute the values

y = (-3/2)x + 4

multiply both sides of the equestion by 2

The required 95% confidence interval representing the true population mean falls within the given interval, based on the given sample mean is  equals to (233.00, 271.90).

Use the t-distribution,

To construct a confidence interval for the population mean,

The sample size is relatively small (n = 64)

And the population standard deviation is unknown.

The formula for the confidence interval is,

\(\bar{x}\) ± tα/2 × (s/√n)

where \(\bar{x}\) is the sample mean,

s is the sample standard deviation,

n is the sample size,

And tα/2 is the critical value of the t-distribution with (n-1) degrees of freedom, corresponding to the desired confidence level.

For a 95% confidence interval, the critical value of the t-distribution with 63 degrees of freedom is approximately 1.998.

Plugging in the given values, we get,

252.45 ± 1.998 × 74.50/√64)

Simplifying we get,

252.45 ± 19.45

This implies,

The 95% confidence interval for the mean amount spent per day by a family of four visiting Niagara Falls is (233.00, 271.90)

Therefore, 95% confidence interval that the true population mean falls within this interval, based on the given sample is  (233.00, 271.90).

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The above question is incomplete , the complete question is:

A survey conducted by the American automobile association showed that a family of four spends an average of $215.60 per day while on vacation. suppose a sample of 64 families of four vacationing at Niagara falls resulted in a sample mean of $252.45 per day and a sample standard deviation of $74.50.

a. Develop a 95% confidence interval estimate of the mean amount spent per day by a family of four visiting Niagara Falls (to 2 decimals).

Answer:

136.99

Step-by-step explanation:

Đây là một câu hỏi dễ chỉ cần sử dụng máy tính

Using the concepts of probability, we got that  0.063 is the probability of picking a blue marble randomly out of a bag of 6 blue marbles, 3 black marbles, and 8 orange marbles while rolling a 3 on a 6-sided dice at the same time

We know very well that probability is defined as the fraction of number of favorable outcomes to the total number of outcomes.

Here, we are rolling a 6-faced dice.

Getting 3 on the top face of dice is same as the any number getting from 1 to 6 on the top face of the dice.

So, every number has equal probability to come on the top face,  therefore the probability of getting 3 on the top face of dice is (1/6)

Now, similarly total number of marbles in the bag=6 blue +3 black+8 orange marble=17 marbles.

Now, picking one marble from 17 marble is can be done in \(^1^7C_1\)  ways, similarly  choosing 1 blue marble from 6 marble can be done in \(^6C_1\) ways.

So, probability of picking 1 blue marble randomly=6/17

Now, the probability of picking 1 blue marble from 17 marbles along with rolling dice probability is given by =(6/17)×(1/6)=(1/17)=0.063

Hence, the probability of picking a blue marble randomly out of a bag of 6 blue marbles, 3 black marbles, and 8 orange marbles while rolling a 3 on a 6-sided dice at the same time is 0.063

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Answer:

a = 7

Step-by-step explanation:

» Solution

Step 1: Add 2 to both sides.

Step 2: Divide both sides by -3.

Therefore, a = 7.

Answer:

hi the answer is C.71 inches, have a good day :)

True/False question cannot be answered with a "main answer". However, the archaeologists do believe that the cities of Sodom and Gomorrah were near the Dead Sea.

The location of Sodom and Gomorrah is a subject of debate among archaeologists and scholars. Some believe that they were located near the Dead Sea, while others propose different locations. However, the prevailing theory is that they were situated near the Dead Sea, which is a salt lake bordered by Jordan to the east and Israel and Palestine to the west.

The true/false question you have posed cannot be answered with a long answer as it is a binary question. However, if you want to know more about the archaeology and history of Sodom and Gomorrah, there is a wealth of information available online and in scholarly articles and books. The story of Sodom and Gomorrah is a biblical tale that recounts the destruction of two cities by God due to their wickedness. The story appears in both the Book of Genesis in the Hebrew Bible and in the Quran. Archaeological evidence suggests that there were settlements in the area of the Dead Sea around the time the story of Sodom and Gomorrah is said to have occurred, but there is no conclusive proof that these were the cities referred to in the Bible. Some scholars argue that the story is a myth, while others believe that there is a historical basis for it. Regardless of the veracity of the tale, the story of Sodom and Gomorrah has captured the imagination of people for centuries and continues to be a subject of scholarly inquiry.

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Answer:

3rd Answer =Option A is the Correct Answer

Step-by-step explanation:

Hi!

3. Maria bought 5 bottles of juice, each being 750 milliliters. She bought 3,750 milliliters of juice in total (750 x 5 = 3750). 3750 milliliters is equal to 3.75 liters. Lori bough 4 liters of juice. So, the correct sentence is A. Lori bought 0.25 liter more juice than Maria.

4. The trail is 3 \(\frac{1}{4}\) miles long. Converted to feet, 3 \(\frac{1}{4}\) miles is 17,160 feet. Your answer would be D.

Hope this helps! I would appreciate brainliest, if not that's okay!!

The property of binomial distributions is B. The variable of interest is the total number of successes or failures for a given number of observations

A common probability distribution known as the binomial distribution simulates the likelihood of getting one of two outcomes given a set of parameters. It provides a summary of the number of trials when each trial has an equal chance of producing a particular result.

For instance, if we flip a coin, there are only two possible results: heads or tails, and if we take a test, there are only two possible outcomes: pass or fail. A binomial probability distribution is another name for this distribution.

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Answer:

The variable of interest is the total number of successes or failures for a given number of observations.

Step-by-step explanation:

Got it right on the test.

Answer:

c.

Step-by-step explanation:

60= (4x - 20)

expl: vertically Opposite angles

Answer:

m=2

Step-by-step explanation:

(x+1).2

y=2x+2

m=2

The value of the equation is y = x² + 2x + 1

What is an Equation?

Equations are mathematical statements with two algebraic expressions flanking the equals (=) sign on either side.

It demonstrates the equality of the relationship between the expressions printed on the left and right sides.

Coefficients, variables, operators, constants, terms, expressions, and the equal to sign are some of the components of an equation. The "=" sign and terms on both sides must always be present when writing an equation.

Given data ,

Let the equation be represented as A

Now , the value of A is

y = ( x + 1 )²   be equation (1)

On simplifying the equation , we get

y = ( x + 1 ) ( x + 1 )

Taking the product of the terms , we get

y = x² + x + x + 1

y = x² + 2x + 1

Therefore , the value of y = x² + 2x + 1

Hence , the equation is y = x² + 2x + 1

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Answer:

C = \(\left[\begin{array}{ccc}-2&-4\\-1&1\\\end{array}\right]\)

Step-by-step explanation:

A = B+ C then

C = A - B

C = \(\left[\begin{array}{ccc}2&-5\\-1&4\\\end{array}\right]\) - \(\left[\begin{array}{ccc}4&-1\\0&3\\\end{array}\right]\) (subtract corresponding elements )

   = \(\left[\begin{array}{ccc}2-4&-5-(-1)\\-1-0&4-3\\\end{array}\right]\)

   = \(\left[\begin{array}{ccc}-2&-4\\-1&1\\\end{array}\right]\)

The perimeter of the regular octagon is 96 inches.

The area of the regular octagon is 695.3 inches squared.

A regular octagon is a polygon with 8 equal sides. The regular octagon has side length of 12 inches.  The area and the perimeter of the regular octagon can be found as follows:

perimeter of the regular octagon = 8 × 12

perimeter of the regular octagon = 96 inches

Therefore,

area of the regular octagon = 1 / 2 × apothem × perimeter

Each angle of the central angle: 360 / 8 = 45°

cuts this angle at the centre (45°) in half i.e.  22.5 degrees

tan 22.5 = x / a

where

x = 1 / 2(12) = 6

a = apothem

tan 22.5 = 6 / apothem

apothem = 6 / tan 22.5

apothem = 6 / 0.41421356237

apothem = 14.4854059535

area of the regular octagon = 1 / 2 × 14.4854059535 × 96

area of the regular octagon = 1390.59897154 / 2

area of the regular octagon  = 695.299485768

area of the regular octagon  = 695.3 inches squared

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Answer:

B; Subconjunto

Step-by-step explanation:

Aquí, se nos pide que seleccionemos el término que define un conjunto con sus elementos que pertenecen a un conjunto más grande.

La respuesta correcta es que el conjunto más pequeño es un subconjunto del conjunto más grande.

Esto significa que el conjunto más pequeño es parte del conjunto más grande, lo que lo convierte en una subdivisión del conjunto más grande

Answer: b maybe

Step-by-step explanation:

Answer:

D.) x=5, y=2

Step-by-step explanation:

Triangle ABC

Hypotenuse, 2(5) + 3 = 13

Base,4(2)+2= 10

Triangle DEF

Hypotenuse, 3(5) - 2 = 13

Base, 9(2) - 8 = 10

Answer:

x = 1

Step-by-step explanation:

Both equations can be set equal to each other since they are both equal to y:

\(x-10=-4x-5\\5x-10=-5\\5x=5\\x=1\)

equate both equations !

x - 10 = -4x - 5

5x - 10 = -5

5x = 5

x = 1

therefore x = 1