I really really need the answer to this NOW

Answer:

Q1. Volume of the prism

= 75(20)(14) cm3

=21000 cm3

Volume of the cylinder

= π(75^2)(120)cm3

=2120575cm3 (cor. to nearest int.)

The cylindrical bale has a greater volume.

Q3a. Volume of the pyramid

=(1/3)(40)(64)(64)m3

=54613 m3 (cor. to nearest int.)

Q3b. Volume of air per person

=(1/3)(40)(64)(64)(1/5000) m3

=10.9 m3 (cor to 3 sig fig)

The sine , cosine and tangent of an acute angle can be find by using:

Acute Angle:

Acute angles are defined as angles less than 90 degrees, i.e. angles between 0° and 90°. Examples include 60°, 30°, 45°. A triangle with all interior angles less than 90° is called an acute triangle. For example, an equilateral triangle is an acute triangle because its interior angles are 60°.

Sine of an Acute Angle :

The sine of an angle in a right triangle is the ratio of the opposite side of the angle to the hypotenuse. The sine function is the important periodic function in trigonometry, with period 2π. To understand the derivation of sin x, consider the unit circle centered at the origin of the coordinate plane. On the boundary (perimeter) of this circle the variable point P moves. Note that P is in the first quadrant and OP makes an acute angle of x radians with the positive x-axis. PQ is the perpendicular from P to the horizontal axis.

Cosine:

Cosine or cos x is the trigonometric periodic function. Imagine a unit circle centered at the origin of the coordinate plane. The variable point P moves on the circumference of this circle. From the figure, we can see that P is in the first quadrant and OP forms an acute angle of x radians with the positive x-axis. PQ is the perpendicular from P to the horizontal axis. A triangle is therefore formed by connecting the points O, P, and Q as shown. where OQ is the base and PQ is the height of the triangle.

Tangent:

The tangent function is one of the six most important trigonometric functions, commonly written as tan x. It is the ratio of the opposite side to the adjacent side of the angle considered in a right triangle. There are various trigonometric identities and formulas related to the tangent function that can be derived using various formulas. The period expression for the tangent function f(x) = a tan (bx) is given by Period = π/|b|. The tangent function tan x is periodic, with period π/1 = π (because b = 1 for tan x).

So the formula for tan x is:

tan x = sin x/cos x

tan x = opposite side/adjacent side

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Given the geometric sequence where a1 = 3 and the common ratio is −1, the domain for n is all integers where n ≥ 1.

A geometric progression, sometimes referred to as a geometric sequence in mathematics, is a series of non-zero numbers where each term following the first is obtained by multiplying the preceding one by a constant, non-zero value known as the common ratio. For instance, the geometric progression 2, 6, 18, and 54 has a common ratio of 3. Similar to that, the geometric sequence 10, 5, 2.5, and 1.25 has a common ratio of 1/2.

A geometric sequence's behavior is determined by the common ratio's value.

The terms will all share the same sign as the first term, which is positive.

positive and negative phrases will be used alternately.

If the number is bigger than 1, exponential growth will continue until positive or negative infinity.

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Answer:

y>2/1+-4

Step-by-step explanation:

y> because it's shaded over and since it's not dashes it needs the underline

2/1 because it's goes to the left twice and up once

-4 because that's where it starts

Answer:

3

Step-by-step explanation:

Choose a variable to represent the number to be added to 5 and 3.

\(\frac{5+x}{3+x}=\frac{4}{3}\)

"Cross-multiply."

\(3(5+x)=4(3+x)\\\\15+3x=12+4x\\\\15=12+x\\\\3=x\)

Check:  The ratio of 5+3 to 3 + 3 is 8:6, equal to the ratio 4:3.

The sentence that can illustrate the fraction 22/4 is that 4 boys have 22 oranges, how many oranges will each boy get?

From the information given, it should be noted that the information given is the fraction of 22/4.

Therefore, the sentence that can illustrate the fraction 22/4 is that 4 boys have 22 oranges, how many oranges will each boy get?

This will be:

= 22/4

= 5.5

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Answer:

d is the answer

Step-by-step explanation:

ILJ and JKI

Answer:

I believe that the correct answer would be A) 170t = 4050 - 100t

Step-by-step explanation:

With "t" meaning time we can put it next to 170 and with 100.

However, because 170t is filling up, we don't add a negative sign in the front; this is the opposite for 100t since it drains instead of filling.

Equation: 170t, -100t

Now since 170t is a different expression from the other two terms we will have to put an equal sign to separate the two.

Equation: 170t = -100t

For the Second part of the equation, we first add 4050 since it's the starting amount and NOT the change in amount.

Equation: 170t = 4050, -100t

We then put -100t at the end of 4050 since it's draining from 4050.

Equation: 170t = 4050 - 100t

I hope that this was helpful!

Answer:

108 minutes

Step-by-step explanation:

Take 24 and divide by 4; you get 6;

Multiply 18 by 6; you get 108;

It will take Brade 108 minutes to run 18 miles

The actual nominal rate of return is approximately 6.68%. None of the provided answer options exactly match this value, but the closest option is 6.77%.

To calculate the actual nominal rate of return, we use the Fisher equation:

Nominal Rate = (1 + Real Rate) * (1 + Inflation Rate) - 1

Given:

Real Rate = 3.87% (0.0387 as a decimal)

Inflation Rate = 2.75% (0.0275 as a decimal)

Now, let's plug in the values:

Nominal Rate = (1 + 0.0387) * (1 + 0.0275) - 1

Nominal Rate = 1.0387 * 1.0275 - 1

Nominal Rate = 1.0668 - 1

Nominal Rate = 0.0668 or 6.68% (rounded to two decimal places)

So, the actual nominal rate of return is approximately 6.68%. None of the provided answer options exactly match this value, but the closest option is 6.77%.

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Answer:

Step-by-step explanation:

a) The probability that a california adult is an internet user, given that he or she is a college graduate can be represented with the following

P(internet user|college graduate) = P(internet user ∩ college graduate) P(college graduate) = 0.19/26= 0.7307

= 0.73

b) The probability that a randomly chosen internet user is a college graduate?

P(college graduate|internet user) = P(internet user ∩ college graduate) P(internet user) = 0.19/0.31= 0.6129

= 0.61

The possible combination of the number of peaches and apricots they can get for $5 is 2 peaches and 5 apricots.

The equation that represents the total cost of peaches and apricots is:

Total cost = (number of peaches x cost of one peach) + (number of apricots x number of apricots)

$5 = ($0.85 x p) + ($0.55 x a)

Total cost of buying 1 peach and 8 apricots:

($0.85 x 1) + ($0.55 x 8) = $5.25

Total cost of buying 2 peaches and 5 apricots:

($0.85 x 2) + ($0.55 x 5) = $4.45

Total cost of buying 3 peaches and 7 apricots:

($0.85 x 3) + ($0.55 x 7) = $6.40

Total cost of buying 4 peaches and 3 apricots:

($0.85 x 4) + ($0.55 x 3) = $5.05

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Surface area of cuboid  is = 312 ,With dedication and effort, you can succeed in your geometry test and feel confident about your understanding of the subject.

Surface area of a cuboid is = 2lw + 2lh + 2 hw

where ; l= length

w= width.

h = height

= 2(10×6)+2(10×6)+2(6×6)

=2(60)+2(60)+2(36)

=120+120+72

=312

Geometry can be challenging, but with the right mindset and approach, you can do well. To start, make sure you understand the basic concepts and definitions.

Then, practice solving problems and applying those concepts. Don't be afraid to ask questions or seek help when you need it. Utilize resources such as textbooks, online tutorials, and practice worksheets.

Also, try to relate geometry to real-life situations to make it more interesting and relevant. Remember to take breaks and stay organized to avoid feeling overwhelmed.

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Answer:

I hope this is helpful

Step-by-step explanation:

mark brainlest pls

Answer:

96 degrees

Step-by-step explanation:

Answer:

x = 5°

Step-by-step explanation:

Because of the given congruency,

Angle A = Angle D = 50° = 10x

10x = 50

x = 5°

HOPE IT HELPS!!!

The Three Kinds of Outliers

All outliers fit into one of three well recognized groups in statistics and data science:

1 Global outliers, type 1 (aka Point Anomalies)

2 Contextual outliers, type 2 (aka Conditional Anomalies)

3 Collective outliers, type 3

Global outliers, type 1

In the same way that "global variables" in a computer program can be accessed by any function in the program, a data point is considered to be a global outlier if its value is significantly outside the bounds of the data set in which it is found.

Contextual (Conditional) Outliers, Type 2

Data points that dramatically differ from other data within the same context are known as contextual outliers. When it comes to time-series data, such as records of a certain number across time, the "context" is nearly always temporal.

Collective outliers, type 3

If a subset of data points inside a data set exhibits values that considerably differ from the overall data set, but the values of the individual data points do not exhibit abnormal behavior either globally or contextually, then the subset is said to be anomalous.

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In the given acute triangle ABC, let BK and CL be the angle bisectors with incenter I. The perpendicular bisector of LC intersects the line BK at point M, and point N lies on the line CL such that NK is parallel to LM. We need to prove that NK = LM.

Since point N lies on the line CL and NK is parallel to LM, we can infer that angle CNK is equal to angle LMK. This is because corresponding angles formed by parallel lines and a transversal are congruent.

Now, let's consider triangles CNK and LMK. We know that angle CNK is equal to angle LMK, and both triangles share angle K. Additionally, the angles at points N and M are both right angles since the perpendicular bisector of LC intersects the line BK at point M.

Thus, by angle-angle similarity, we can conclude that triangles CNK and LMK are similar.

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Answer:

Step-by-step explanation:

Answer:

(x - 2) / 2

Step-by-step explanation:

x = 2y + 2

2y = x - 2

y = (x - 2) / 2

Answer: (x-2)/2

Step-by-step explanation:

edg

Answer:

D) \(1 < x\leq 4\)

Step-by-step explanation:

1 is not included, but 4 is included, so we can say \(1 < x\leq 4\)

By solving the two equations, the values of x , y and x-y are found to be 1, 25/3 and -22/3 respectively.

Given two equations are;

5x+3y=30..........(1)

−5x−2y=−25.........(2)

Now , from (2)

−5x−2y=−25

⇒ 5x +2y = 25 (multiply both sides with '-' sign)

⇒ y = \(\frac{(25 -5x)}{2}\)

Solving the system;

substitute the above vale of y in eq (1)

5x + 3y = 30

⇒ 5x + 3 ( \(\frac{(25 -5x)}{2}\)) = 30

⇒  5x + (\(\frac{(75 - 15x)}{2}\)) = 30

⇒  \(\frac{10x+75-15x}{2}\) = 30

⇒ -5x + 75 = 60

⇒  -5x = -5

⇒ x = 1

∴ x = 1

Now substitute the value of x in (1)

5x + 3y = 30

⇒ 5 × 1 + 3y = 30

⇒ 3y = 25

⇒ y = 25/3

∴ y = 25/3

Now using the value of x and y , we can find the value of x - y

x - y = 1 -25/3 = (3 - 25)/ 3 = -22/3

∴ x - y = -22/3

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To calculate the moment of inertia about the x-axis, the moment of inertia about the y-axis, and the polar moment of inertia passing through point O, we need to determine the geometric properties of the given figure, such as the shape and dimensions.

To calculate the moment of inertia about the x-axis, we need to determine the area of the figure and the distance of each element from the x-axis. The moment of inertia about the x-axis, denoted as Ix, is given by the sum of the individual moments of inertia of each element about the x-axis.

Similarly, to calculate the moment of inertia about the y-axis (Iy), we need to determine the area of the figure and the distance of each element from the y-axis. The moment of inertia about the y-axis is given by the sum of the individual moments of inertia of each element about the y-axis.

The polar moment of inertia passing through point O (J) represents the resistance of the entire figure to torsional or rotational deformation. It is the sum of the moments of inertia about the x-axis and y-axis, denoted as Ix and Iy, respectively.

The specific calculation method will depend on the shape and dimensions of the figure. For example, if the figure is a rectangle, the formulas for calculating the moments of inertia and the polar moment of inertia can be found in engineering mechanics or solid mechanics textbooks.

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The size of the interval in the histogram bins is too large.

We know that,

A histogram is defined as a display of statistical data that uses rectangles to indicate the frequency of information items in consecutive numerical intervals of equal size.

Here,

The size of the interval of the histogram's bins is too large. While observing the histogram, from the given information in the histogram, it cannot justify the true information regarding the fuel efficiencies of the trucks.

Thus, the size of the interval in the histogram is too large.

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The complete question is attached below:

It is false as the left and right ends of the normal probability distribution extend indefinitely, approaching but never touching the horizontal axis.

The statement is false because the left and right ends of the normal probability distribution do not extend indefinitely. In reality, the normal distribution is defined over the entire real number line, meaning it extends infinitely in both the positive and negative directions. However, as the values move further away from the mean (the center of the distribution), the probability density decreases. This means that although the distribution approaches but never touches the horizontal axis at its tails, the probability of observing values extremely far away from the mean becomes extremely low. Thus, while the distribution theoretically extends infinitely, the practical probability of observing values far from the mean decreases rapidly.

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The area of the figure which consists of two congruent triangles and a rectangle is calculated as: 52 cm².

In the diagram given above, we see a composite figure consisting of two triangles that are congruent, and a rectangle, therefore:

Area of the figure = area of the two triangles + area of rectangle.

The Area of the two triangles:

base = 8 cm²

height = 4.5 cm²

Area of the two triangles = 2(1/2 * base * height) = base * height

Area = 8 * 4.5 = 36 cm²

Area of rectangle = length * width = 4 * 4

= 16 cm²

Total area = 36 + 16 = 52 cm²

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The general solution to the differential equation for:

a. dy/dx = 2yeˣ is:

y = Ce^(2e^x), where C is an arbitrary constant.

b. dy/dx = eˣ/4y² is:

y = [(3/4)(e^x + C)]^(1/3), where C is an arbitrary constant.

a. dy/dx = 2ye^x

Step 1: Rearrange the equation to have the variables separated.

dy/y = 2e^xdx

Step 2: Integrate both sides of the equation separately.

∫(dy/y) = ∫(2e^xdx)

The integral of (dy/y) is ln|y| + C1, where C1 is the constant of integration.

Step 3: Integrate the right side of the equation.

∫(2e^xdx) = 2∫(e^xdx) = 2e^x + C2, where C2 is another constant of integration.

Step 4: Set the integrals equal to each other.

ln|y| + C1 = 2e^x + C2

Step 5: Combine the constants into a single constant.

ln|y| = 2e^x + C

Here, C = C2 - C1 is the combined constant.

Step 6: Remove the natural logarithm by exponentiating both sides.

|y| = e^(2e^x + C)

Step 7: Remove the absolute value by considering both positive and negative cases.

y = ±e^(2e^x + C)

Therefore, the general solution to the differential equation is:

y = Ce^(2e^x), where C is an arbitrary constant.

b. dy/dx = e^x/(4y^2)

Step 1: Rearrange the equation to have the variables separated.

4y^2dy = e^xdx

Step 2: Integrate both sides of the equation separately.

∫(4y^2dy) = ∫(e^xdx)

The integral of (4y^2dy) can be evaluated as (4/3)y^3 + C1, where C1 is the constant of integration.

Step 3: Integrate the right side of the equation.

∫(e^xdx) = e^x + C2, where C2 is another constant of integration.

Step 4: Set the integrals equal to each other.

(4/3)y^3 + C1 = e^x + C2

Step 5: Combine the constants into a single constant.

(4/3)y^3 = e^x + (C2 - C1)

Here, C = C2 - C1 is the combined constant.

Step 6: Solve for y.

y^3 = (3/4)(e^x + C)

Step 7: Take the cube root of both sides.

y = [(3/4)(e^x + C)]^(1/3)

Therefore, the general solution to the differential equation is:

y = [(3/4)(e^x + C)]^(1/3), where C is an arbitrary constant.

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The total number of constraints in a transshipment problem is                (2n + m - 2). Therefore, the correct option is (d) (2n + m - 2).

In a transshipment problem, there are three types of variables: supply variables, demand variables, and transshipment variables.

Supply variables represent the amount of supply available at each source node.

Demand variables represent the amount of demand required at each destination node.

Transshipment variables represent the amount of flow that is allowed to transship through each intermediate node.

For each node, there is one supply variable or one demand variable. Therefore, the number of constraints due to supply and demand variables is equal to the number of nodes, which is n.

For each arc, there is a transshipment variable that represents the amount of flow that can be transshipped through that arc. Therefore, the number of constraints due to transshipment variables is equal to the number of arcs, which is m.

In addition, we also have flow conservation constraints at each intermediate node, which require that the total flow into the node must equal the total flow out of the node. There are n-2 intermediate nodes in a transshipment problem. Thus, the number of flow conservation constraints is (n-2).

Therefore, the total number of constraints in a transshipment problem is:

n (for supply and demand) + m (for transshipment) + (n-2) (for flow conservation)

= n + m + n - 2

= 2n + m - 2

Therefore, the correct answer is (d) (2n + m - 2).

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