Answer:
x=66
Step-by-step explanation:
Answer:
sorry i don't know
Step-by-step explanation:
WILL GIVE BRAINLIEST HELP
Answer:
D= 7(2g-H)/U
Step-by-step explanation:
Factor the expression. q²r+ blank s^2t)(blankq^4r^2-6q^2rs^2t+blanks^4t^2
The equivalent expression of (q² − r²s) (q⁴ + q²r²s + r⁴s²) is q⁶ - r⁶s³
How to factor the expression?The expression is given as:
(q² − r²s) (q⁴ + q²r²s + r⁴s²)
Expand the expression
(q² − r²s) (q⁴ + q²r²s + r⁴s²) = q²(q⁴ + q²r²s + r⁴s²) − r²s(q⁴ + q²r²s + r⁴s²)
Open the brackets
(q² − r²s) (q⁴ + q²r²s + r⁴s²) = q⁶ + q⁴r²s + q²r⁴s² -q⁴r²s - q²r⁴s² - r⁶s³
Evaluate the like terms
(q² − r²s) (q⁴ + q²r²s + r⁴s²) = q⁶ - r⁶s³
Hence, the equivalent expression of (q² − r²s) (q⁴ + q²r²s + r⁴s²) is q⁶ - r⁶s³
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Complete questionFactor the expression. (q² − r²s) (q⁴ + q²r²s + r⁴s²)
Sara pays $4.50 for 3 pounds of bananas and 2 pounds of oranges. One pound of oranges costs $0.75 more than one pound of bananas. Let b represent the price per pound of bananas. What equation represents the situation, and what is the price per pound of each fruit?
The price of one pound of banana = b
As one pound of oranges costs $0.75 more than one pound of bananas, so, the price of one pound of orange = b+0.75.
The price of 3 pounds of banana = 3b,
and the price of 2 pounds of oranges = 2(b+0.75).
Now, as she pays $4.50 for 3 pounds of bananas and 2 pounds of oranges.
So, for this situation the required equation is
3b + 2(b+0.75) =4.5
On solving this equation, we have
\(\Rightarrow 3b+2b+2\times0.75=4.5\)
\(\Rightarrow 5b +1.5=4.5\)
\(\Rightarrow 5b =4.5-1.5=3\)
\(\Rightarrow b =\frac 3 5=0.6\)
Hence, the price of one pound of banana = $ 0.60
and the price of one pound of orange
=b+0.75= 0.60+0.75=$1.35.
A craftsman wants to build this fiddle. He needs to know the area of the face of the fiddle. How could he use the measurements shown to find the area?
The Area of Trapezium is 50, 267 mm².
We have,
base 1 = 224 mm
base 2 = 77 mm
Height = 334 mm
Now, Area of Trapezium
= 1/2 (Sum of parallel side) x height
= 1/2 (224 + 77) x 334
= 1/2 x 301 x 334
= 50, 267 mm²
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PLZZZZZZZZ HLPPPPPPPPP MEEEEEEEEEEEE
Answer:
D.8
Step-by-step explanation:
A cube's volume is basically the side length multiplied by itself 3 times, so if it was increased by a factor of 2, it would mean 2x2x2 which equals 8.
2 1 point A high rise apartment is on fire. There are two people in a window that is x feet abov What angle must the ladder make with the ground in Type your answer... 3 pour
We have the following:
We can calculate the angle by means of the trigonometric cosine ratios, as follows:
\(\begin{gathered} \cos \theta=\frac{\text{adjacent}}{\text{hypotenuse}} \\ \text{adjacent = 15} \\ \text{hypotenuse = 28} \end{gathered}\)replacing:
\(\begin{gathered} \cos \theta=\frac{15}{28} \\ \theta=\cos ^{-1}\frac{15}{28} \\ \theta=57.6\text{\degree} \end{gathered}\)Therefore the angle formed is 57.6 degrees
8(x + 7) - 12 = 0 can you solve the following inverse
Answer:-11/2
Step-by-step explanation:
andrea has 37 coins, all nickels and dimes. the value of the 37 coins is $3.10. how many dimes does andrea have?
Therefore, Andrea has 25 dimes in 37 coins, all nickels and dimes and the value of the 37 coins is $3.10.
Let's represent the number of nickels by "n" and the number of dimes by "d".
From the problem, we know that:
n + d = 37 (equation 1) ---(the total number of coins)
0.05n + 0.1d = 3.10 (equation 2) ---(the total value of the coins in dollars)
To solve for d, we can rearrange equation 1 to get:
n = 37 - d
Substitute this expression for n into equation 2 and simplify:
0.05(37-d) + 0.1d = 3.10
1.85 - 0.05d + 0.1d = 3.10
0.05d = 1.25
d = 25
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the base of a solid is the region in the first quadrant enclosed by the parabola y 4x2, the line x=1, and the x-axis. each plane section of the solid perpendicular to the x-axis is a square. the volume of the solid is
To find the volume of the solid, we need to integrate the area of each square section perpendicular to the x-axis over the range of x values that correspond to the base of the solid.
The base of the solid is the region enclosed by the parabola y = 4x^2, the line x=1, and the x-axis in the first quadrant. To find the bounds of integration, we need to find the x values where the parabola intersects the line x=1.
Setting y = 4x^2 equal to x=1, we get:
4x^2 = 1
x^2 = 1/4
x = ±1/2
Since we are only interested in the first quadrant, we take x=0 to x=1/2 as the bounds of integration.
For each value of x, the plane section perpendicular to the x-axis is a square with side length equal to the y-value of the point on the parabola at that x-value. Thus, the area of the square section is (4x^2)^2 = 16x^4.
To find the volume of the solid, we integrate the area of each square section over the range of x values:
V = ∫(0 to 1/2) 16x^4 dx
V = [16/5 x^5] (0 to 1/2)
V = (16/5)(1/2)^5
V = 1/20
Therefore, the volume of the solid is 1/20 cubic units.
The volume of the solid is 8 cubic units.
Integrate the area of each square cross-section perpendicular to the x-axis to determine the solid's volume.
Find the parabolic region's equation in terms of y first. We get to x = ±√(y/4). after solving y = 4x^2 for x. Since only the area in the first quadrant is of interest to us, we take the positive square root: = √(y/4) = (1/2)√y.
Consider a square cross-section now, except this time it's y height above the x-axis. The area of the cross-section, which is a square, is equal to the square of the length of its side. Let s represent the square's side length. Next, we have
s is the length of the square's side projection onto the x-axis,
= 2x
= √y
As a result, s2 = y is the area of the square cross-section at height y.
We must establish the bounds of integration for y in order to build up the integral for the solid's volume. The limits of integration for y are 0 to 4 since the parabolic area intersects the line x = 1 at y = 4. As a result, the solid's volume is:
V = ∫[0,4] y dy
= (1/2)y^2 |_0^4
= (1/2)(4^2 - 0^2)
= 8
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FILL THE BLANK.the domain model class diagram is used to _______ .
The domain model class diagram is used to illustrate the domain models in object-oriented development. It provides an overview of a system's domain models, the major concepts, and their relationships.
These diagrams are used to give an understanding of the software system's requirements and to guide the system's design process.150 words:What is a domain model class diagram?A domain model class diagram is a type of UML diagram that is used to represent the domain models in object-oriented development.
This diagram is used to depict an overview of a system's domain models, the major concepts, and their relationships. A domain model is a visual representation of the system's domain, which includes the concepts, activities, and relationships between the concepts and activities.
A domain model class diagram can be used to capture the user's requirements and translate them into a software system.The domain model class diagram consists of classes, attributes, associations, and operations. Classes are the fundamental building blocks of the system and define the system's concepts.
Attributes are the properties of the classes, while operations are the actions that can be performed on the classes. Associations are the relationships between the classes, and they define how the classes are connected to one another.
The domain model class diagram provides a clear and concise representation of the system's domain and enables designers and developers to build software systems that meet the user's needs.
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os
10. What is the slope of the line that passes through the pair of points? (1 point)
(-2, 1), (2, 17)
4
O 17
0-15
04
04
Answer:
\(\boxed{\sf{4}}}\)
Step-by-step explanation:
Use a slope form.
Slope:
\(\sf{\dfrac{y_2-y_1}{x_2-x_1}=\dfrac{rise}{run} }\)
y₂ = (17)
y₁ = (1)
x₂ = (2)
x₁ = (-2)
Then, rewrite the problem.
Solve.
\(\sf{\dfrac{17-1}{2-(-2)}=\dfrac{16}{4}=\dfrac{16\div4}{4\div4}=\dfrac{4}{1}=\boxed{\sf{4} }\)
Therefore, the slope is 4, which is our answer.
I hope this helps you! Let me know if my answer is wrong or not.
Suppose that the function f is given by f(z, 3) = 4 – 8 – +1. Find the critical points of f. For each critical point of f. determine whether it is a local minimum, local maximum, or a saddle point.
The critical point of f at z = 1 is a local minimum.
To find the critical points of the function f(z, 3) = 4z^2 - 8z + 1, we need to find the values of z where the first partial derivatives with respect to z are equal to zero. Let's solve it step by step.
Take the partial derivative of f with respect to z:
∂f/∂z = 8z - 8
Set the derivative equal to zero and solve for z:
8z - 8 = 0
8z = 8
z = 1
The critical point of f occurs when z = 1.
To determine whether the critical point is a local minimum, local maximum, or a saddle point, we can use the second partial derivative test. We need to calculate the second partial derivative ∂²f/∂z² and evaluate it at the critical point (z = 1).
Taking the second partial derivative of f with respect to z:
∂²f/∂z² = 8
Evaluate the second derivative at the critical point:
∂²f/∂z² at z = 1 is 8.
Analyzing the second derivative:
Since the second derivative ∂²f/∂z² = 8 is positive, the critical point (z = 1) corresponds to a local minimum.
Therefore, the critical point of f at z = 1 is a local minimum.
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Each minute, a faucet allows 4/7 gallons of water to enter a large tub, and the drain allows 5/7 gallons to leave the tub.
What is the change in the amount of liquid in the tub after 1/4 minute?
Enter your answer as a fraction in lowest terms in the box.
gal.
Answer: -1/28 gallon
Step-by-step explanation:
divide both numbers by 4 since its 1/4 a minute (-5/7 ÷ 4 and 4/7 ÷ 4) then add them, (-5/28 + 4/28= -1/28)
Answer: -1/28 gallon
Step-by-step explanation:
It costs $100 to manufacture and ship to a vendor a large batch of souvenir hats, but each hat that is in the shipment brings in revenue of $5 to the manufacturer. Write a function rule for the amount of money the manufacturer earns from the shipment of x hats.
Answer:
5x - 100
Step-by-step explanation:
Answer:
P(x) = 5x - 100
Step-by-step explanation:
The NC General Assembly increases minimum wage to $8.00/ hour.What is the impact of the demand for clothes?
The increase in the minimum wage to $8.00 per hour could potentially lead to an increased demand for clothes due to higher purchasing power and potential shifts in consumer preferences.
We have,
Increasing the minimum wage to $8.00 per hour can have some impact on the demand for clothes.
Here are a few potential effects to consider:
Increased purchasing power:
When the minimum wage is increased, low-wage workers have more disposable income. This extra income can lead to increased consumer spending, including on clothing.
As a result, there could be a boost in the demand for clothes as more people can afford to purchase new clothing items.
A shift in consumer preferences:
With a higher minimum wage, individuals who previously had limited resources may now have the ability to choose higher-quality clothing or purchase from more expensive brands.
This shift in consumer preferences could lead to changes in the demand for different types of clothes and potentially result in an increase in demand for higher-end or premium clothing.
Price sensitivity:
While an increase in the minimum wage may provide workers with more spending power, some individuals may still be price-sensitive and prefer more affordable clothing options.
As a result, there may be continued demand for lower-priced clothing items or a preference for sales and discounts.
Employment and production costs:
An increase in the minimum wage could potentially lead to higher labor costs for clothing manufacturers and retailers.
To mitigate these increased costs, businesses may take steps such as adjusting their pricing strategies, implementing cost-saving measures, or exploring more efficient production methods.
These factors could impact the overall supply of clothes and potentially influence prices.
Thus,
The increase in the minimum wage to $8.00 per hour could potentially lead to an increased demand for clothes due to higher purchasing power and potential shifts in consumer preferences.
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There is a bag filled with 3 blue, 4 red and 5 green marbles.
A marble is taken at random from the bag, the colour is noted and then it is
not replaced.
Another marble is taken at random.
What is the probability of getting 2 reds?
Total marbles to start = 3 + 4 + 5 = 12
the probability of getting red is the number of red / total marbles.
first pick getting red = 4/12 = 1/3
after the first pick there would be 3 red and 11 marbles. The probability of picking red would be 3/11
the probability of picking red twice would be 1/3 x 3/11 = 3/33 = 1/11
Answer: 1/11
find an equation of the tangent line to the curve at the given point. y = x3 − 2x + 2, (4, 58)
Answer:Y=10X-16
Step-by-step explanation:
y = x3- 2x 2,( 2, 4)( Given)
Find the first outgrowth, calculate the pitch and find the equation.
We should first know the pitch of the wind at(,4)
pitch at any point on the wind is written by its first outgrowth as
dy/ dx = 3x2- 2
pitch at x = 2
m = 3( 2) 2- 2 = 12- 2 = 10
Equation of a digression is given as
c mx = y
Where m is the pitch
Substituting the values
c 10 × 2 = 4
On farther computation
c 20 = 4
c = 16
The equation of the digression is y = 10 x- 16
Thus, the equation of the digression line to the wind is y = 10x-16
The ratio of c:d is 1:3. The ratio of d:e is 2:3. What is the ratio of c:d:e?
The ratio of c:d:e is 1:3:2.
How The answer was obtainedTo find the ratio, you can multiply the first ratio by the second ratio: 1 * 2 = 2 and 3 * 3 = 9, so the ratio becomes 2:9:6, which can be simplified to 1:3:2.
A ratio is a comparison between two values. To calculate a ratio, divide the first value by the second value. For example, if you have three apples and seven bananas, the ratio of apples to bananas would be 3/7.
You can also simplify a ratio by dividing both values by their greatest common divisor. For example, if the ratio of apples to bananas is 6/14, you could simplify it to 3/7.
It's also possible to express a ratio as a fraction, decimal, or percentage. To convert a ratio to a fraction, simply divide the two values. To convert a ratio to a decimal, divide the numerator by the denominator. To convert a ratio to a percentage, multiply the ratio by 100.
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The triangle above has the following measures.
s = 23 in
r = 75 in
Find the mzQ.
Round to the nearest tenth and include correct units.
Show all your work
The measure of the angle of the triangle is ∠Q = 72.1°
Given data ,
Let the triangle be represented as ΔQRS
Now , the measure of sides of the triangle are
SQ = 75 inches
And , RS = 23 inches
From the trigonometric relations , we get
cos θ = adjacent / hypotenuse
On simplifying , we get
cos Q = 23/75
cos Q = 0.3066667
Taking inverse on both sides , we get
The inverse of the cosine function is Q = cos⁻¹ ( 0.306667 )
Q = 72.14°
Hence , the angle is Q = 72.1°
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what interest rate is needed for $3,000 to earn $600 in 5 years?
Answer:
2.0000
Step-by-step explanation:
Can I pls have brainliest
How do you divide fast without a calculator?
The simplest way to perform a division is long division and synthetic division.
What is division?
Division in mathematics is the process of dividing an amount into equal parts. For instance, we may split a group of 20 people into four groups of 5, five groups of 4, and so on.
There are two methods to perform division:
Long division: The mathematical procedure for splitting big numbers into more manageable groups or sections is known as long division. A difficulty can be solved by breaking it down into manageable parts. Dividends, divisors, quotients, and remainders all exist in long divisions.
Synthetic division: In algebra, synthetic division is a technique for manually dividing polynomials according to Euclid, requiring less writing and calculation than long division. Although the approach can be applied to division by any polynomial, it is often taught for division by linear monic polynomials.
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Zaboca Printing Limited (ZPL) has only one working printer. Eight (8) customers submitted their orders today Monday 6th June 2022. The schedule of delivery of these orders are as follows:
Jobs (in order of arrival) Processing Time (Days) Date Due
A 4 Monday 13th June 2022
B 10 Monday 20th June 2022
C 7 Friday 17th June 2022
D 2 Friday 10th June 2022
E 5 Wednesday 15th June 2022
F 3 Tuesday 14th June 2022
G 8 Thursday 16th June 2022
H 9 Saturday 18th June 2022
All jobs require the use of the only printer available; You must decide on the processing sequence for the eight (8) orders. The evaluation criterion is minimum flow time.
i. FCFS
ii. SOT
iii. EDD
iv. CR
v. From the list (i to iv above) recommend the best rule to sequence the jobs
The recommended rule to sequence the jobs for minimum flow time is the EDD (Earliest Due Date) rule.
The EDD rule prioritizes jobs based on their due dates, where jobs with earlier due dates are given higher priority. By sequencing the jobs in order of their due dates, the goal is to minimize the total flow time, which is the sum of the time it takes to complete each job.
In this case, applying the EDD rule, the sequence of jobs would be as follows:
D (Due on Friday 10th June)
F (Due on Tuesday 14th June)
E (Due on Wednesday 15th June)
C (Due on Friday 17th June)
G (Due on Thursday 16th June)
H (Due on Saturday 18th June)
A (Due on Monday 13th June)
B (Due on Monday 20th June)
By following the EDD rule, we aim to complete the jobs with earlier due dates first, minimizing the flow time and ensuring timely delivery of the orders.
Therefore, the recommended rule for sequencing the jobs in this scenario is the EDD (Earliest Due Date) rule.
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Am nevoie de ajutor cu acest test!!!
Perimetre şi arii_test - VII
1.Calculaţi(în cm2 ) :
a)Aria unui paralelogram cu baza de 20 cm şi înălţimea de 0,5dm .
b)Aria unui triunghi dreptunghic cu lungimile catetelor de 6 cm şi 0,8 dm.
c)Aria unui romb cu diagonalele de 12cm şi 16 cm.
d) Aria unui dreptunghi cu lăţimea de 5 cm şi lungimea egală cu triplul lăţimii.
e)Aria unui trapez dreptunghic cu baza mică de 10 cm,baza mare de 0,12 m şi latura perpendiculară pe baze de 2 cm.
f) Aria unui trapez cu înălţimea de 0,6m şi suma bazelor de 200cm.
17p 2) Suma dintre lăţimea şi lungimea unui dreptunghi este 134 cm ,iar dacă împărţim lungimea la lăţime, obţinem câtul 5 şi restul 14.Aflaţi aria dreptunghiului.
25p 3)Trapezul dreptunghic ABCD are AB||CD, AB
a)Realizaţi desenul
b)Calculaţi CD;
c)Calculaţi aria trapezului ABCD;
d)Calculaţi aria triunghiului BAD.
Answer:
128409600 Oentr
pentru ca 20×5=100
are 16/72 and 18/81 equivalent rational numbers
Answer:
yes
Step-by-step explanation:
\(\frac{16}{72}\) ( divide numerator/ denominator by 8, the LCM of 16 and 72 )
= \(\frac{2}{9}\)
\(\frac{18}{81}\) (divide numerator/ denominator by 9 the LCM of 18 and 81 )
= \(\frac{2}{9}\)
Both rational numbers simplify to \(\frac{2}{9}\) and are equivalent
The box plots below show the inches flown by two different model airplanes.
Airplane A
Airplane B
+
+
190
200
210
+ ++ +
220 230
+ ++
250 260
240
Length of Flight (in.)
Which has a greater median flight length? Complete the statement
Airplane Av has a greater median flight length.
Answer:
im passing this concept trust me the anser is airplane B
Step-by-step explanation:
When using the metric system, conversions which require division can be made by moving the decimal to the _____.
Answer:
left
Step-by-step explanation:
Provide the correct answer for [Statement 3]. Remember to use the phrase "is congruent to" as a part of your answer. AKHM and AKDR are shown. A partially complete proof is shown. Complete the paragraph proof. Given: MH || RD Prove: AKHM~ AKDR R D M H It is given that MH || RD, so [Statement 2] b/c [Reason 2] [Statement 3] by the Reflexive Property of Congruence. Therefore, AKHM ~ AKDR by the [Reason 4].
Answer:
i don't no because iam not understand tje question
6th grade math yalll
A waitress make a 20% tip for serving the guest of a large dinner party how much of a tip which she make on a dinner total of $700
Answer:
140 is the amount of money for the tip
Step-by-step explanation:
Answer:
$140
Step-by-step explanation:
20=0.2
700×0.2=140
I mean like that is a big tip for a person.
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how to evaluate cot 3pi/2
Answer:
\(\huge\boxed{\cot\dfrac{3\pi}{2}=0}\)
Step-by-step explanation:
\(\text{We know}\ \cot x=\cot(x\pm\pi)\ \text{and}\ \cot(-x)=-\cot x.\\\\\text{We have}\ \cot\dfrac{3\pi}{2}=\cot\dfrac{\pi+2\pi}{2}=\cot\bigg(\dfrac{\pi}{2}+\dfrac{2\pi}{2}\bigg)=\cot\bigg(\dfrac{\pi}{2}+\pi\bigg)=\cot\dfrac{\pi}{2}\\\\\cot\bigg(\dfrac{\pi}{2}\bigg)=0\\\\\text{Therefore}\ \cot\dfrac{3\pi}{2}=0.\)
PLZZ HELPPPP !!!!!!!!
Answer:
m>3
Step-by-step explanation:
2m >6
Divide by 2
2m/2 > 6/2
m >3
Answer:
m>3
Step-by-step explanation: