Apply the product rules to determine the sign of each expression

Apply The Product Rules To Determine The Sign Of Each Expression

Answers

Answer 1

Answer:

Step-by-step explanation:

1). \((\frac{-4}{9})\times (\frac{7}{4})=(-1)(\frac{4}{9})(\frac{7}{4} )\)

                \(=-\frac{7}{9}\) [Negative]

2). \((-2\frac{3}{4})(-1\frac{1}{5})=(-1)(2\frac{3}{4})(-1)(1\frac{1}{5})\)

                        \(=(-1)^2(2\frac{3}{4})(1\frac{1}{5})\)

                        \(=(2\frac{3}{4})(1\frac{1}{5})\) [Positive]

3). (3)(-3)(-3)(-3)(-3) = 3.(-1).3.(-1).3.(-1).3(-1).(3)

                              = (-1)⁴(3)⁵

                              = (3)⁵ [Positive]

4). \((-\frac{1}{6})(-2)(-\frac{3}{5})(-9)\) = \((-1)(\frac{1}{6})(-1)(2)(-1)(\frac{3}{5})(-1)(9)\)

                                   = \((-1)^4(\frac{1}{6})(2)(\frac{3}{5})(9)\)

                                   = \((\frac{1}{6})(2)(\frac{3}{5})(9)\) [Positive]

5). \((-\frac{4}{7})(-\frac{3}{5})(-9)=(-1)(\frac{4}{7})(-1)(\frac{3}{5})(-1)(9)\)

                            \(=(-1)^3(\frac{4}{7})(\frac{3}{5})(9)\)

                            \(=-(\frac{4}{7})(\frac{3}{5})(9)\) [Negative]

6). \((-\frac{10}{7})(\frac{8}{3})=(-1)(\frac{10}{7})(\frac{8}{3})\)

                    \(=-(\frac{10}{7})(\frac{8}{3})\) [Negative]


Related Questions

Phineas puts $600 into a certificate of deposit that earns 3.09%. If the money is
compounded monthly, how much will it be worth in 4 years?

Answers

Answer: $678.83

Step-by-step explanation:

A = P(1 + r/n)nt

A = 600.00(1 + 0.0309/12)(12)(4)

A = 600.00(1 + 0.002575)(48)

A = $678.83

Select three ratios that are equivalent to 11:1 A: 1: 11 B 22:2 C 55:5 D 9:99 E 110: 10

Answers

Answer:

B 22;2 c 55:5 E 110:10

Step-by-step explanation:

multiplying is key  

Answer:

B,C,E

Step-by-step explanation:

divide each of them and if the result is equal to 11 so it is equivalent to 11:1

Can someone help me understand it.

Can someone help me understand it.

Answers

The coordinate of point B is (√3, 1 ).

The coordinate of point C is (3√3/2,  3/2).

What are the coordinates of point B and C?

The coordinate of points of B and C is calculated by applying the following formula as follows;

The given coordinate of point A;

A = ( √3/2, 1/2)

Fromm the given coordinate of point A, we can see that;

one unit measure in x axis = √3/2, with a correspond half (1/2) in y - axis

The coordinate of point B is calculated as;

point B; x-axis = (√3/2 x 2) = √3

point B; y axis = 1

B = (√3, 1 )

The coordinate of point C is calculated as;

point C; x-axis = (√3/2 x 3) = 3√3/2

point C; y axis = 3/2

C = (3√3/2,  3/2)

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how many groups of 2/3 go into 3/5

Answers

Answer:

2!

Step-by-step explanation:

Which expression is equivalent to Z +( z 6?

Answers

None of the solutions are appropriate since the result of the equation z + (z+6) will be equal to 2z + 6.

An expression is defined.

A mathematical expression is the result of combining a number of mathematical symbols with an arithmetic operator, a variable, and a constraint.

In a different sense, expression is highly helpful in identifying the root or end value of a constraint.

for instance, 3x + 5y

The expression restriction is denoted by the symbols = or, >.

Given the phrase,

z + (z+6)

opening the bracket

z + z + 6

⇒ 2z + 6

Hence

"2z + 6 will be the value of the equation z + (z+6)."

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Smita is experimenting with how a paper airplane's shape affects the distance it will fly. Which action is the result of her logical reasoning? A. She follows her procedure carefully. B. She decides to use the same type of paper for each airplane. C. She decides to perform the experiment outside on a windy day. D. She records only the data that support her favorite hypothesis.​

Answers

Answer:

She decides to use the same type of paper for each airplane

Step-by-step explanation:

Answer:

b just did it

Step-by-step explanation:

The value of a coin in 2010 was $40. The value of the coin has increased in value at a rate of 16.9% annually.

What was the value of the coin in 2019?

Enter your answer in the box rounded to the nearest dollar.

Answers

The value of the coin in 2019 would be approximately $132.

To calculate the value of the coin in 2019, we need to consider the annual increase rate of 16.9% from 2010 to 2019. We can use the compound interest formula to find the final value.

Starting with the initial value of $40 in 2010, we can calculate the value in 2019 as follows:

Value in 2019 = Initial value * (1 + Rate)^n

where Rate is the annual increase rate and n is the number of years between 2010 and 2019.

Plugging in the values:

Value in 2019 = $40 * (1 + 0.169)^9

Value in 2019 ≈ $40 * 2.996

Value in 2019 ≈ $119.84

Rounding the value to the nearest dollar, we get approximately $120. Therefore, the value of the coin in 2019 would be approximately $120.

However, please note that the exact value may vary depending on the specific compounding method and rounding conventions used.

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HELPPPPPPPPPPPP PLEASEEEEEEEE

HELPPPPPPPPPPPP PLEASEEEEEEEE

Answers

Answer:

1/1 or 1

Step-by-step explanation:

1. Find two points from the graph

2. Set them in the slope formula (\(\frac{y^2- y^1}{x^2 - x^1}\))

3. Insert the coordinates into this formula

Points: (0,1) and (1, 2)

2 -1 = 1

1 - 0 = 1

1/1 = 1

51.7 is 400% of what number​

Answers

Answer:

51.7 / 4 = 12.925

Step-by-step explanation:

Someone help quick , what is the missing number

Someone help quick , what is the missing number

Answers

Therefore , the solution of the given problem of function comes out to be  (g - f)(-1) = 29.

What exactly does function mean?

The math lesson covers an extensive variety of subjects, including geometry, integers, one's divisions, construction, and both real and imagined geographic places. A work covers the connections between various variable that all work together to produce the same result. A utility is made up of a variety of distinctive components that cooperate to create distinct results for each input.

Here,

We must first evaluate g(-1) and f(-1) before subtracting the results to obtain (g - f)(-1).

We possess

=> g(x) = 5x + 18

=>  g(-1) = 5(-1) + 18 = 13

=>  f(x) = x² - 17

=>  f(-1) = (-1)² - 17 = -16

Therefore:

=>  (g - f)(-1) = g(-1) - f(-1) = 13 - (-16) = 29

So, (g - f)(-1) = 29.

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URGENT!! ILL GIVE BRAINLIEST! AND 100 POINTS

URGENT!! ILL GIVE BRAINLIEST! AND 100 POINTS

Answers

Number of car sold are 98.

Number of trucks sold are 66.

Given,

Dealer 1 sold 164 cars and trucks and dealer 2 sold 229 cars and trucks .

Let number of cars sold are x.

Let number of cars sold of y .

Now,

For dealership 1 equation will be,

x + y = 164  ......(1)

For dealership 2 equation will be,

As the cars are sold twice and trucks are sold half .

2x + y/2 = 229......(2)

Solving 1 and 2,

y = 66

x = 98

Thus number of car sold are 98.

Thus number of trucks sold are 66.

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8 Annexure A RESEARCH TOOL: CAMPAIGN(S) IN THE COMMUNITY Name of a campaign: Position of the interviewee(s) at the Centre: ** Respond to the following questions/statements by placing a tick (✓) where appropriate and also by filling in the spaces below. 1. Does the Campaign pursue it's aims? YES/NO Elaborate​

Answers

In the provided text is a questionnaire or form related to a research tool for assessing a campaign in the community.

The first question asks whether the campaign pursues its aims, with the options of answering "YES" or "NO." The respondent is then instructed to elaborate on their answer.

What is a questionnaire?

A questionnaire is a research tool   used to collect data by presenting a series of questions to respondents,typically in a written format.

Questionnaires are an important research tool as they allow researchers to gather   large amounts of data from a large number of participants in   a standardized and efficient manner.

They provide a structured approach to collecting information,allowing for easy analysis and comparison   of responses.

Questionnaires can be used in various   research settings and are particularly useful for collecting quantitative data,measuring attitudes, opinions, behaviors, and gathering demographic information.

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Answers

Nemo is a great guy im telling u man

Suppose a normal distribution has a mean of 50 and a standard deviation of 3. What is P(x≤ 44)? A. 0.025 B. 0.975 C. 0.84 D. 0.16 ​

Answers

A normal distribution has a mean of 50 and a standard deviation of 3 , the probability P(X ≤ 44) = P(Z ≤ -2) = 0.0241  option a) 0.025.

In probability theory, normal distribution is also known as Gaussian distribution. It is a probability distribution that is symmetrical, bell-shaped, and a continuous probability distribution. It's also a part of continuous probability distribution that describes real-valued random variables whose probability density function is affected by two parameters: the mean μ and the variance σ².

Let us consider the problem. Suppose a normal distribution has a mean of 50 and a standard deviation of 3. Firstly, we need to standardize the random variable X that is to convert it to the standard normal distribution. We use the following formula for this Z = (X - μ) / σwhere X is the random variable and μ is the mean, σ is the standard deviation of the population.

So in this case, we can write this as Z = (44 - 50) / 3 = -2

We have now obtained the standard score or standard deviation for the random variable X.

Now we need to calculate the probability P(X ≤ 44) = P(Z ≤ -2).

The probability of Z being less than -2 is denoted by the area under the standard normal curve to the left of Z = -2.

Using the standard normal table we look for the probability that corresponds to -2 and the closest we find is 0.0228.

This probability represents the area under the standard normal distribution to the left of Z = -2.

To calculate the area to the left of Z = -2, we add the area to the left of the next integer, which is -3, which we find from the standard normal table as 0.0013, 0.0228 + 0.0013 = 0.0241.

Therefore, the probability P(X ≤ 44) = P(Z ≤ -2) = 0.0241 or 0.025 (rounded to three decimal places)Therefore, the answer is option A. 0.025.

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What is the measure of angle c?
290
02
430
b
839
54
970

What is the measure of angle c?29002430b83954970

Answers

Answer:Add answer+5 pts. is there a picture to go with it. Log in to add comment.

Step-by-step explanation:

If the following data were linearized using logarithms, what would be the equation of the regression line? Round the slope and y intercept of the regression line to three decimal places. X y 2 4101 31029 4 261 5 69 6 21 O A. log(y) = -4.743x+0.575 O B. login) - - 575x +4743 O C. logly) - 4743x+0575 O D. logi) - 0575x+4 743​

If the following data were linearized using logarithms, what would be the equation of the regression

Answers

The equation of the regression line is given as ŷ = -0.5755X + 4.743

How to solve for the regression line

First we have to find the logarithm of the y variables.

Logarithms of y-values:

log 4101 = 3.613

log 1029 = 3.012

log 261 = 2.417

log 69 = 1.839

log 21 = 1.322

We have to plot the ordered pairs to be in order of the table using the log y parameters.

Using a regression analysis calculator online, the equation of the regression line is ŷ = -0.5755X + 4.743.

The graph and the online calculator is contained in the image attached.

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If the following data were linearized using logarithms, what would be the equation of the regression

dog is congruent to GED?​

dog is congruent to GED?

Answers

Yes dog is congruent to ged

Answer:

Yes

Step-by-step explanation:

The Angles are the exact same.

Hope I helped! Please leave a review or rating!  

12. 101c - 5c +4c = its 100c


13. 12q - 4 + 10q - 4q +9 =


14. 21k - 20k + 3k =


15. 181x + 91x - 23x =

Answers

\(101c - 5c + 4c = 100c \\ \\ 12q - 4 + 10q - 4q + 9 \\ 12q + 10q - 4q - 4 + 9 \\ 18q + 5 \\ \\ 21k - 20k + 3k = 4k \\ \\ 181x + 91x - 23x = 249x\)

Please explain your answer to the question in the picture with steps.

Please explain your answer to the question in the picture with steps.

Answers

hope this helps! let me know if you have any questions
Please explain your answer to the question in the picture with steps.

How many possible triangles? please help fast

How many possible triangles? please help fast

Answers

Answer:

one triangle

Step-by-step explanation:

m∠C=63∘,b=9,c=12

only 1 triangle is possible

Law of Sines

The Law of Sines states that when we divide the length of one side of a triangle by the sine of the opposite angle we obtain the same ratio as when we divide the length of another side of the triangle with the sine of the angle

The sum of 7/8 of a number and 20 is 34 at minimum

Answers

Answer:

7/8x ≥ 14

Step-by-step explanation:

(sum means addition in case you forgot)

You would start by writing 7/8x + 20 ≥ 34

You would then subtract 20 from both sides to isolate the variable x.

You would then have 7/8x ≥  14

Find the value of X given 2 angles, 58 and 38.

Find the value of X given 2 angles, 58 and 38.

Answers

Answer:

84

Step-by-step explanation:

180 - 58 - 38 = 84

because all the angles of a triangle add up to 180

Answer: 84

Step-by-step explanation:

A triangles total angles are 180 so we just have to subtract 58+38 from 180

Find the formula for (fog)(x) and simplify your answer. Then find the domain for (fog)(x). Round your answer to two decimal places, if necessary.

Find the formula for (fog)(x) and simplify your answer. Then find the domain for (fog)(x). Round your

Answers

(f o g) (x) means put the whole function, g(x), into x of f(x).

Let's do it:

\(\begin{gathered} f(x)=\frac{1}{x} \\ (\text{fog)(x)}=\frac{1}{\frac{x+3}{2}}=\frac{2}{x+3} \end{gathered}\)

The graph of this function looks like:

The domain is the set of x values for which the graph of the function is defined for.

Here, you see x = -3 is not included, otherwise the graph is defined for all other values

So the domain would be:

Domain = { x not equal 0 }

\(Domain=\lbrace x\ne0\}\)

Find the formula for (fog)(x) and simplify your answer. Then find the domain for (fog)(x). Round your

I need help with C please.

I need help with C please.

Answers

9514 1404 393

Answer:

  ║w║ = 6

Step-by-step explanation:

(c) The magnitude of w is computed the same way the magnitudes of the other vectors are computed. It is the root of the sum of the squares of the components.

  ║w║= ║<-6, 0>║ = √((-6)² +0²) = √36

  ║w║= 6


Use the line of beat fit to determine the estimated life expectancy of a person born in 1976
A) 89.28
B) 67.21
C) 56.16
D) 72.53


Use the line of best fit to determine the estimated life expectancy of a person born in 2021
A) 82.61
B) 53.29
C) 78.91
D) 61.30

Use the line of beat fit to determine the estimated life expectancy of a person born in 1976 A) 89.28B)

Answers

The first is going to be, D. & the second question is, C.

What ordered pairs are the solutions of the system of equations shown in the graph below

What ordered pairs are the solutions of the system of equations shown in the graph below

Answers

Answer:

(1, -4) & (4,-7)

Step-by-step explanation:

If both the parabola and the line intersect.

What is the value of Y ? I’ll give you a brainslist !!!

What is the value of Y ? Ill give you a brainslist !!!

Answers

\(answer \\ = 5 \sqrt{3} \\ please \: see \: the \: attached \: picture \: for \: \: full \: solution \\ hope \: it \: helps\)

What is the value of Y ? Ill give you a brainslist !!!

Answer:

\(5 \sqrt{3} \)

First answer is correct

Step-by-step explanation:

\( \frac{5}{x} = \cos(60) \\ \frac{5}{x} = \frac{1}{2} \\ x = 10 \\ \frac{y}{x} = \sin(60 ) \\ \frac{y}{10} = \frac{ \sqrt{3} }{2} \\ 2y = 10 \sqrt{3} \\ y = \frac{10 \sqrt{3} }{2} \\ y = 5 \sqrt{3} \)

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brainliest appreciated

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16 families went on a trip which cost them Rs 2,16,352. How much did each
family pay?

Answers

Given that 16 families went on a trip and the cost of the trip was Rs. 2,16,352.The amount paid by each family is to be determined by unitary method Hence each family paid Rs.13522

Now, let's solve this by using the method of unitary method. To find the cost of 1 family trip, we will divide the total cost of the trip by the number of families.2,16,352 / 16 = 13,522 So, the cost of the trip per family is Rs. 13,522.Hence, each family paid Rs. 13,522 for the trip.

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Answer:

Step-by-step explanation

1. The total cost of the trip for all 16 families is Rs 2,16,352.
2. To find out how much each family paid, we need to divide the total cost by the number of families: Rs 2,16,352 ÷ 16.
3. When we do the division, we get the result: Rs 13,522.

Now let's check if this result is correct:

1. If each family paid Rs 13,522 for the trip, then the total cost for all 16 families would be: 16 × Rs 13,522 = Rs 2,16,352.
2. This is exactly the same as the total cost given in the problem statement.

So we have shown that each family paid **Rs 13,522** for the trip

If full employment is $2000, how large is the recessionary or inflationary gap?

Answers

Answer:

inflationary expenditure gap of $500

Step-by-step explanation:

At AE2 there is an inflationary expenditure gap of $500 (assuming full-employment output is $2000). The fiscal authority could increase taxes or decrease expenditures, which will shift the aggregate expenditures schedule down to AE0.

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On 1 April mazibane has R540, 00 in his credit card account. He buys a lounge suit for R8300, 00 on credit. There is no interest on the debit amount for the first month. Thereafter the interest is 16% per year calculated daily but compounded monthly. On 1 June Mazibane pays R5000 into the account.

How much must Mazibane pay into the account on 30 June to have no debt in the account

Answers

According to the information, we can infer that Mazibane must pay R3640 into the account on 30 June to have no debt.

How to calculate the amount Mazubane must pay on 30 June?

To calculate the amount Mazibane must pay on 30 June to have no debt in the account, we need to consider the initial debt, the interest, and the previous payment.

Initial Debt:

On 1 April, Mazibane had a credit card debt of R8300.

Interest Calculation:

The interest on the debt is 16% per year, calculated daily but compounded monthly. From 1 April to 1 June, a period of two months, there is no interest charged on the debt.

Previous Payment:

On 1 June, Mazibane paid R5000 into the account.

To determine the remaining debt on 1 June, we subtract the payment from the initial debt:

Remaining debt on 1 June = R8300 - R5000 = R3300.

From 1 June to 30 June, a period of one month, interest is charged on the remaining debt.

To calculate the interest for one month, we use the formula:

Interest = Principal x (1 + (rate/100))^(time/12) - Principal,

where the principal is the remaining debt, the rate is the monthly interest rate (16%/12), and the time is the number of months (1).

Interest for one month = R3300 x (1 + (16/100)/12)^(1/12) - R3300.

To find the total debt on 30 June, we add the remaining debt on 1 June and the interest for one month:

Total debt on 30 June = R3300 + Interest for one month.

To have no debt on 30 June, Mazibane must pay the total debt amount:

Mazibane must pay R3300 + Interest for one month on 30 June.

Calculating the interest and summing up the values, we find that Mazibane must pay approximately R3640 into the account on 30 June to have no debt.

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