Which of these graphs represents a function?
A)
B)
C)
D)
what is the function of delta sign in maths
Final answer:
The delta sign (Δ) in mathematics indicates a change in a certain quantity, calculated by subtracting the initial value from the final value, commonly used for indicating displacement in physics.
Explanation:
The delta sign (uppercase Greek letter delta, Δ) is commonly used in mathematics to denote a change in a certain quantity. When we say Δx, it signifies the 'change in x' or the difference between the final and initial values of 'x'. This is typically calculated by subtracting the initial value xo from the final value xf. For instance, if we're calculating displacement, which is a change in position, we subtract the starting position xo from the ending position xf to get Δx. The SI unit for displacement is the meter, but other units such as kilometers may also be used, requiring conversion to meters for consistency in calculations.
Round to the place value of the underline digit 934,567 the underline digit is 4
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Ben is showing his work in simplifying (3.9 − 9.4) − 0.6 + 6.1. Identify any error in his work or reasoning.
Step 1: (3.9 − 9.4) − 0.6 + 6.1
Step 2: 3.9 + (−9.4 − 0.6) + 6.1 (associative property) Step 3: 3.9 − 10 + 6.1
Step 4: 3.9 + 6.1 − 10 (identity property)
Step 5: 10 − 10 = 0
A. He wrote identity instead of commutative in step 4.
B. He wrote associative instead of commutative in step 2.
C. He wrote identity instead of distributive in step 4.
D. He wrote associative instead of distributive in step 2.
Answer:
A.He wrote identity property instead of commutative in step 4.
Step-by-step explanation:
We are given that
Ben is showing his work in simplifying (3.9-9.4)-0.6+6.1
We have to identify error made by Ben in his work
Step 1. (3.9-9.4)-0.6+6.1
Step 2.3.9+(-9.4-0.6)+6.1
Reason: Using associative property of addition
[tex](a+b)+c=a+(b+c)[/tex]
Step 3.3.9-10+6.1
Step 4.3.9+6.1-10
Reason: Using commutative property of addition
[tex]a+b=b+a[/tex]
Step 5.10-10=0
Therefore, he makes an error in step 4.he wrote identity property instead of commutative property of addition.
Hence, option A is true.
Answer: A.He wrote identity property instead of commutative in step 4.
About how much greater is 165760 than 14090
Of video game that originally cost $25.99 is on sale for 50% off if you have $14 would you have enough money to buy the video game explain (estimate)
Final answer:
After calculating 50% of $25.99, which is approximately $13, we find that the estimated sale price of the video game is $13. Therefore, if the student has $14, they will have enough money to buy the discounted video game.
Explanation:
The student is asking whether $14 would be enough to purchase a video game that is on a 50% off sale from its original price of $25.99. To find the sale price, we can take 50% of the original price and subtract it from the original price itself.
First, calculate 50% of $25.99: (0.50) imes $25.99 = $12.995. Since we are estimating, round the 50% value to $13. Now, subtract that from the original price to get the sale price: $25.99 - $13 = $12.99 (rounded to $13 for easier calculation).
In this estimate, the sale price is $13, which means that if the student has $14, they would have enough money to buy the video game on sale because $14 is greater than $13. Therefore, they will have $1 left after the purchase.
what is 8.6x+2.2(2x-5)=54
Who sets the price in a monopolistic competition?
The producer sets the price in a monopolistic competition.
Further Explanation:
Monopolistic Competition:
Monopolistic competition is a type of competition where a large number of seller offer similar but not perfect substitute products. Each producer offers a different product at different price based on the exclusive characteristic of the product. Major characteristics of monopolistic competition are as follows:
• Different product
• Large number of producers
• Freedom of entry and exit
• Market power (Producer)
Setting the price in monopolistic competition:
In monopolistic competition, the producer has the power to pricing power. In this type of competition, the producers offer different products as compared to other competitors and charge the customer according to their product differentiation. Therefore, they have the power to set and change the price on the basis of their offered product.
Thus, the producer sets the price in a monopolistic competition.
Learn more:
Learn more about the perfectly competitive market https://brainly.com/question/8753703 Learn more about the marginal benefit https://brainly.com/question/2508491 Learn more about the supply and demand https://brainly.com/question/9880846
Answer details:
Grade: Middle school
Subject: Economics
Chapter: Types of market
Keywords: Sets, price, monopolistic, competition, market, types of market, competition, producers, freedom of entry and exit, economics, demand, supply, customer.
In monopolistic competition,
The price is typically set by individual firms or businesses rather than a centralized authority.
We have,
Each firm has some degree of market power, allowing them to differentiate their products or services from their competitors.
Firms in monopolistic competition have the freedom to set their prices based on factors such as production costs, demand for their product, market conditions, and desired profitability.
They aim to find the price that maximizes their own profits or achieves their specific business objectives.
However, it's important to note that in monopolistic competition, there is competition among firms, albeit with differentiated products.
As a result, firms must also consider the prices set by their competitors to remain competitive and attract customers.
Thus,
In monopolistic competition, the price-setting decision lies with the individual firms, balancing their own considerations and market dynamics to determine the optimal price for their product or service.
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Eric biked 1 km 125 m on Monday. On Tuesday, he biked 375 m less than on Monday. How far did he bike both days
4. FH bisects ∠GFI, m∠EFG = 4y + 8 and m∠HFI = 2y + 6. Find m∠EFH.
please help me solve this
Answer:
m∠EFH=134
Step-by-step explanation:
FH bisects ∠GFI
So m<GFH=m<HFI
m∠EFG = 4y + 8 and m∠HFI = 2y + 6
m<GFH=2y+6
[tex]m<EFG+m<GF+m<HFI= 180[/tex] because its a linear pair
[tex]4y+8+2y+6+2y+6=180[/tex]
combine like terms and solve for y
[tex]8y+20=180[/tex]
Subtract 20 from both sides
[tex]8y=160[/tex]
Divide both sides by 8
y=20
m∠EFH=m<EFG+m<GFH
m∠EFH=[tex]4y+8+2y+6=6y+14=6(20)+14=134[/tex]
Reflect across the y-axis, and then translate 8 units to the left. (-13, 1) (-14, -4) (-8, -8) (-9, -4)
Mr. Malone used 40 pounds of insecticide to cover 1,760 square feet of lawn and 60 pounds to cover an additional 2,640 square feet. how many pounds of insecticide would Mr. Malone need to cover his whole lawn of 4,480 square feet?
what is the vertex , x coordinates , and x intercepts of y=2x ^2 + 4x-30
Erica's cell phone bill for July was $82. She sent a check for $50 and then made $37 worth of calls in August. How much did she owe on her cell phone bill?
Given that the hypotenuse of this right triangle is 25 cm long and that tan(Θ) = 3 Find the values of x and y, accurate to the nearest tenth. A) x ≈ 7.9; y ≈ 23.7 B) x ≈ 23.7; y ≈ 7.9 C) x ≈ 7.9; y ≈ 26.4 D) x ≈ 26.4; y ≈ 79.1
Answer:
Step-by-step explanation:
The right triangle above you can use SOHCAHTOA and determine that tanθ =
y
x
. Replacing tanθ with 3 you get
3 =
y
x
3x = y
Then use the Pythagorean Theorem to
x2 + y2 = 252. Replace y with 3x
x2 + 9x2 = 625
10x2 = 625
x2 =
625
10
x =
25
10
= 7.9
Since,
y = 3x
y = 3(7.9) = 23.7
x ≈ 7.9; y ≈ 23.7
Ogden and Sylvio are both running backs for their respective football teams. Sylvio ran for a total of 82 yards while Ogden ran for a total of -21 yards. What is the difference in the number of yards they ran?
Write 1.04 x 10^2 in standard form
Answer:
The required standard form is 104.
Step-by-step explanation:
Consider the provided number.
you can convert the scientific notation into long hand notation as shown:
If the exponent of 10 is a positive number then you need to move the decimal point right as much as the exponent value.
If the exponent of 10 is a negative number then you need to move the decimal point left as much as the exponent value.
Now consider the provided number.
[tex]1.04 \times 10^2[/tex]
Here the power of 10 is positive, so move the decimal point right as shown.
[tex]104[/tex]
Hence, the required standard form is 104.
Find the average of 27 and 45
Amanda purchased a storage cube that has a volume of 4 cubic feet. She wants to put it on a bookshelf that is 12 inches tall. Will the cube fit? Explain
How can i do this problem? "The athletic department raised $14,500 to buy new football uniforms. If each uniform costs $258, how many uniforms can they buy? Explain how you interpreted the remainder."
Mark drew two lines that form a right angle. What word describes the lines mark drew
Answer:
Perpendicular Lines
Step-by-step explanation:
perpendicular (perpendicularity) is the relationship between two lines which meet at a right angle (90 degrees).
Use the distributive property to expand the expression. −13x − (3y − z) + 5
mississippi live streaming weather radio broadcast from NOAA weather stations gives local weather updates every 18 minutes. The first update is at 2:00pm. you turn on the radio on at 5:30pm. How long will you have to wait for the next weather update?
A drawing of a garden uses a scale of 1 in 3 ft. Find the length of the drawing is 13 inches
The length of the original drawing will be 39 feet.
Given scale:
1 inch = 3 feet
Length of the drawing = 13 inches
What is a scale factor?A scale factor is a factor by which the dimensions of an object are enlarged.
1 inch = 3 feet
So, 13 inches =13*3 feet
13 inches =39 feet
So, the length of the original drawing =39 feet.
Hence, the length of the original drawing will be 39 feet.
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There are 9 tennis balls in 3 cans. What is the rate of number of tennis balls to number of cans?
ivied the total number of tennis balls buy the number of cans to see how many tennis balls are in 1 can
9 divided by 3 = 3
there are 3 tennis balls per can
fraction would be 3/1 ( meaning 3 balls to 1 can)
Answer:
3/1
Step-by-step explanation:
I did the quiz and got it right
when diving a bald eagle can reach a speed of 200 miles per hour. what is the speed in feet per second
Look at the following numbers:
HELP ASAP (ONE QUESTION)
− 4, −1, 0, 4
Which pair of numbers has a sum of 0?
4, −1
−4, 0
−1, 0
−4, 4
Answer:
−4, 4
Step-by-step explanation:
Is 15/2 greater then square root of 55
Yes, 15/2 is greater than the square root of 55.
Explanation:To compare whether 15/2 is greater than the square root of 55, we can convert both expressions to decimal form.
15/2 = 7.5 and √55 ≈ 7.416. Therefore, 15/2 is greater than the square root of 55.
There are 16 sixth graders and 20 seventh graders in the robotics club. For the first project the club sponsor wants to organize the club members into equal size groups. Each group will have only sixth graders or only seventh graders how may students will be in each group if each group has the greatest possible numbers of club members?
Answer:
There will be 4 students in each group and there will be 9 groups.
Step-by-step explanation:
There are 16 sixth graders and 20 seventh graders in the robotics club.
As we have to find the number of students that will be in each group if each group has the greatest possible numbers of club members, so we will find the HCF or highest common factor of 16 and 20.
16 = 2 x 2 x 2 x 2
20 = 2 x 2 x 5
HCF = 2 x 2 = 4
So, 16 sixth graders will be divided in [tex]\frac{16}{4}=4[/tex] groups
20 seventh graders will be in [tex]\frac{20}{4}=5[/tex] groups
total groups = [tex]4+5=9[/tex]
Hence, total there will be 9 groups with 4 students in each group.