Multiply : 3/4 x -1/6

A -1/8
B 12/6
C 1/8
D -12/6

Answer:

  -32

Step-by-step explanation:

change all the x and y's to the numbers

2(-4) + 3(-4)(2)

-8 + -24

The expressions (a) 3 / -0 and (c) 3 / 0 are undefined.

To determine which of the following expressions are undefined, let's analyze each expression:

a. 3 / -0:

Division by zero is undefined in mathematics. Therefore, the expression 3 / -0 is undefined.

b. 0 / 3:

This expression represents the division of zero by a non-zero number. In mathematics, dividing zero by a non-zero number is defined and yields the value of zero. Thus, the expression 0 / 3 is defined.

c. 3 / 0:

Similar to expression (a), division by zero is undefined in mathematics. Therefore, the expression 3 / 0 is also undefined.

In conclusion, the expressions that are undefined are (a) 3 / -0 and (c) 3 / 0.

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Answer:

not equivalent to meteorologists ratio

Step-by-step explanation:

meteorologists ratio is

rainy days : sunny days = 2 : 5

last months weather is

rainy days : sunny days

= 10 : 20 ( divide both parts by LCM of 10 )

= 1 : 2 ← not equivalent to 2 : 5

Answer:

50 + 25x = 1600

Step-by-step explanation:

Answer:

the correct answer is C

4x=52

52 divided in 4 parts is 13, so each ticket is 13 dollars

Answer:

x=3

Step-by-step explanation:

4x-2x+6=-7+5x+4

2x+6=-7+5x+4

2x+6-6=5x-3-6

2x=5x-9

-3x=-9

x=3

\(\\ \bull\tt\dashrightarrow Diameter=2(Radius)\)

\(\\ \bull\tt\dashrightarrow Diameter=2(4.2)\)

\(\\ \bull\tt\dashrightarrow Diameter=8.2m\)

Answer:

Solution given:

radius [r]=4.2m

since

diameter is twice of radius

so

diameter=2*radius=2*4.2=8.4m

option B.8.4m

Answer: 120

Step-by-step explanation:

The factorial function multiplies all numbers below that number going to 1. For example,

   2! = 2 * 1 = 2

   3! = 3 * 2 * 1 = 6
   4! = 4 * 3 * 2 * 1 = 24

Thus, 5! would be 5 * 4 * 3 * 2 * 1 = 120.

Answer: 2,986 m³

Step-by-step explanation: to find the volume, you multiply the length, width , and height. since we're told this is a cube, we know that all sides are congruent, so you do 14.4 x 14.4 x 14.4 which equals about 2985.98. when rounding the solution to the nearest tenths, the answer becomes 2986 m³

If the edge length of the cube is 14.4 meters. Then the volume of the cube will be 2986 m³

Suppose that: The side length of the considered cube is L units. Then, we get:

Volume of that cube = L³ cubic units.

The edge length of the cube is 14.4 meters. Then the volume of the cube will be

Volume = 14.4³

Volume = 2985.98

Volume ≅ 2986 m³

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Given:

Radius of the cone = 3 inches

Height of the cone = 8 inches

To find:

The volume of the cone, in terms of  π.​

Solution:

We know that, the volume of a cone is:

\(V=\dfrac{1}{3}\pi r^2h\)

Putting \(r=3,h=8\), we get

\(V=\dfrac{1}{3}\pi (3)^2(8)\)

\(V=\dfrac{1}{3}\pi (9)(8)\)

\(V=\dfrac{72}{3}\pi \)

\(V=24\pi \)

Therefore, the volume of the cone is \(24\pi\).

the only factor that someone has to focus that unit is the same.

What is a fraction?

If the numerator is bigger, it is referred to as an improper fraction and can also be expressed as a mixed number, which is a whole-number quotient with a proper-fraction remainder.A fraction in mathematics is a number that is stated as a percentage, such as 1/2 or 2/3. The bottom number indicates all of the components that make up a single unit.

Any fraction can be expressed in decimal form by dividing it by its denominator. One or more digits may continue to repeat indefinitely or the result may come to a stop at some point.

when adding fractions with like denominators it is important for students to focus on which key idea that

Units are the same.

Hence the only factor that someone has to focus that unit is the same.

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The probability of not spinning a 3 is 8/9

From the question, the given parameters are:

Number of sections = 9

Sections = Number 1 to 9

The probability of spinning a 3 = 1/9

The above probability can be represented as

P(3) = 1/3

The probability that the number 3 is not spun is the complement of the  probability of spinning a 3

This is calculated as

P(3) + P(Not 3) = 1

Substitute the known values in the above equation So, we have the following equation

1/9 + P(Not 3) = 1

Evaluate the like terms

P(not 3) = 8/9

Hence, the probability is 8/9

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Answer: 0.66 (repeating)

Step-by-step explanation:

2/3 is equivalent to 4/6 and 2/3 is 0.66 repeating  

Answer:

Well the equation of the line is -3x+4, so we know the slope is -3/1

Answer:

1/3

Step-by-step explanation:

Rise = 1

Run    3

Answer:

115 days, untill she has payed her mom the full amount. plz pick me as the brainleist! XD

Step-by-step explanation:

y(x) = tan(x + C) where C is an arbitrary constant of integration. Thus, the equilibrium solutions are y = 1 and y = -1. The non-equilibrium solutions are the values of y that make y' not equal to 0.

y(x) = tan(x + C)

Where C is an arbitrary constant of integration.

The solution y(x) = tan(x + C) is a family of functions indexed by the arbitrary constant C. The constant C cannot be determined from the information given in the problem, and so the general solution contains all possible specific solutions.

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Answer:

C

Step-by-step explanation:

Each output is 3 more than the input

Answer: the answer is c, y + 3

Answer:

Step-by-step explanation:

Change 2/5 to a decimal

2/5 = 0.4

Change 1 2/15 of a fluid ounce to a decimal.

1.133333

Set up your proportion.

0.4 / 1.133333 = x / 5               Cross multiply

0.4*5 = 1.133333*x

2 = 1.133333 x                         Divide by 1.1333333

2/1.33333 = x

x = 1.5 ounces.

He needs 1.5 ounces of red to make 5 ounces of purple.

Laplace transforms are an essential mathematical tool used to solve differential equations. These transforms transform differential equations to algebraic equations that can be solved easily.

To solve the differential equations given in the question, we will use Laplace transforms. So let's start:Solution:a) y" – y = t y(0) = 1, y'(0) = 1First, we take the Laplace transform of the given differential equation.L{y" - y} = L{ty}

Taking the Laplace transform of both sides gives:L{y"} - L{y} = L{ty}Using the formula, L{y"} = s²Y(s) - s*y(0) - y'(0), and L{y} = Y(s) then we get:s²Y(s) - s - 1 = (1/s²) + (1/s³)Rearranging the above equation, we get:Y(s) = [1/(s²*(s² + 1))] + [1/(s³*(s² + 1))]Now, we apply the inverse Laplace transform to find the solution.y(t) = (t/2)sin(t) + (cos(t)/2)

The solution of the differential equation y" – y = t, with initial conditions y(0) = 1, y'(0) = 1 is y(t) = (t/2)sin(t) + (cos(t)/2).

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The zero vector in L(V,W) is the transformation that maps every element in V to the zero vector in W. This transformation clearly satisfies the condition T(v) = 0, so it belongs to Zv.

To prove that Zv is a subspace of L(V,W), we need to show three things:

it is closed under addition, closed under scalar multiplication, and contains the zero vector.

First, let T1 and T2 be two elements in Zv. We want to show that T1 + T2 also belongs to Zv. Since

T1(v) = 0 and T2(v) = 0, we have

(T1 + T2)(v) = T1(v) + T2(v)

= 0 + 0

= 0.

Therefore, T1 + T2 satisfies the condition and is in Zv.

Next, let T be an element in Zv and c be a scalar. We need to show that cT also belongs to Zv. Since T(v) = 0, (cT)(v)

= c(T(v))

= c(0)

= 0.

Therefore, cT satisfies the condition and is in Zv.

Finally, the zero vector in L(V,W) is the transformation that maps every element in V to the zero vector in W. This transformation clearly satisfies the condition T(v) = 0, so it belongs to Zv.

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The probability that a randomly selected student-athlete is on the basketball team is 24/146 or 12/73.

There are 24 students on the basketball team and 122 students playing other sports, so the total number of student-athletes is 24 + 122 = 146. Since no student plays more than one sport, the basketball team and the other sports are mutually exclusive sets.

Therefore, the probability of selecting a basketball player is the number of basketball players divided by the total number of student-athletes, which is 24/146 or 12/73 when simplified.

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Answer:

You input the equation they give you into the table to get an outcome. The Equation they gave you is x=y. simply, what ever X is, thats what y is. x=y. On the table it says that X is 3. If x is 3 then y is three because they are equal. if X is 7 then Y is 7. its the same throughout the whole table. To write it as an ordered pair you write (X,Y) if x is three y is three so the ordered pair would look like (3,3)

Answer:

D. 501,120mm^3

Step-by-step explanation:

Volume of a rectangle:

length x width x height

So, plug in what you know:

80*104.4*60=

501,120mm^3

The statistical method that would be best to use in this situation is b) Regression analysis.

Regression analysis is a statistical technique used to examine the relationship between a dependent variable (in this case, the number of students registering each semester) and one or more independent variables (such as time, semester, or any other relevant factors). By analyzing past data on the number of students registering each semester, regression analysis can help identify trends, patterns, and the average number of students registering.

Using regression analysis, the university can estimate the average number of students registering each semester based on historical data and use this information to plan how many classes to run in the upcoming semester. It allows for a quantitative analysis and prediction based on the relationship between variables, making it a suitable choice for estimating the average number of students in this scenario.

Hence the answer is Regression analysis.

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The correct answer is A. The standard error of the sample proportion will become larger as the sample size increases.

The standard error is a measure of the variability or uncertainty associated with an estimate. In the case of the sample proportion, it measures the spread or variability in the proportion of successes observed in the sample compared to the true population proportion.

As the sample size increases, the standard error decreases, indicating greater precision in estimating the true population proportion. This is because a larger sample provides more information and reduces the impact of sampling variability.

On the other hand, options B, C, and D are incorrect. The standard error is not affected by the population proportion itself but rather by the sample size. The population proportion approaching 0.50, 1.00, or 0 does not directly impact the standard error, although it may affect other measures such as the margin of error or confidence intervals. The primary factor influencing the standard error is the sample size, with larger samples leading to smaller standard errors.

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Answer:

x = 1/2

Step-by-step explanation:

7 + x = 3*3x + 3*1

7 + x = 9x + 3

8x = 4

x = 1/2

Answer:

yes because you have to calculate the numbets

Answer:

check images

Step-by-step explanation:

Hope it's useful!

If the total value of his change is 620 cents, the man has 12 dimes and 20 quarters in his pocket.

Let's assume that the man has x dimes and y quarters in his pocket. We know that he has 32 coins in total,

x + y = 32.

We also know that the total value of his change is 620 cents, which can be expressed as

10x + 25y = 620.

To solve for x and y, we can use either substitution or elimination. Let's use substitution. Solving the first equation for x, we get

x = 32 - y.

Substituting this into the second equation, we get

10(32 - y) + 25y = 620

Simplifying this equation, we get

320 - 10y + 25y = 620

which yields

15y = 300.

Therefore, y = 20, and x = 32 - 20 = 12.

So the man has 12 dimes and 20 quarters in his pocket. We can check that this is correct by verifying that

12(10) + 20(25)

= 120 + 500

= 620.

In summary, we can solve the problem by setting up a system of equations, either using substitution or elimination to solve for the variables, and then checking our answer to make sure it is correct.

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Answer:

\(y=\frac{1}{2}x+2\)

Step-by-step explanation:

Using the points \((0,2)\) and \((2,3)\), the gradient is \(\frac{3-2}{2-0}=\frac{1}{2}\).

The \(y\)-intercept is \((0,2)\), so the equation is \(y=\frac{1}{2}x+2\).