(GIVING AWAY BRAINLIEST AND EXTRA POINTS TO WHO EVER HELPS ME :> BTW THE SUBJECT MATH IS INNCORECT BUT I CHOSE IT BC THEY DIDNT HAVE SCIENCE AS AN OPTION LOL)
Veronica observes how the force of friction causes an object to slow down. She writes the following observation: When an object moves across a smooth surface, there is less friction created than when an object moves across a rough surface. When the object stops moving, friction is created. Which statement corrects the error(s) in Veronica's observations?
A) It is not smooth or rough surfaces that affects friction. It is the size of the push.
B) When an object moves across a rough surface, there is no friction.
C) When an object moves across a smooth surface, the friction increases.
D) When an object stops moving, there is no friction.
(Here is an image if needed) :
Answer:
C
Step-by-step explanation:
Answer:
A
number is correct answer
what is the slope of the line given by the equation y= -5x?
Answer:
-5
Step-by-step explanation:
\(y=-5x\)
The equation given is in slope intercept form.
A slope-intercept equation that passes through the origin would not have the '+ b' part because there is no intercept.
\(y=-5x+0\)
When there is no intercept we would not write the '+ 0'.
The slope given is -5.
Hope this helps.
If 1 loaf of bread requiers 8 eggs to make a french toast how Many eggs are needed to turn 32 loaves of bread into french toast?
Answer:
Step-by-step explanation:
1 loaf = 8 eggs
32 loaves will need 32*8 eggs or 256 eggs
How long do animals live? Beluga whole 40 bengal tiger 10 elephant seal 20 giraffe 25 orangutan 35
The time period of the animals life cycles are,
⇒ Beluga whole = 35 years
⇒ Bengal tiger = 10 years
⇒ Elephant = 20 years
⇒ Giraffe = 25 years
⇒ Orangutan = 40 years
What is an expression?Mathematical expression is defined as the collection of the numbers variables and functions by using operations like addition, subtraction, multiplication, and division.
Given that;
There are some animals and there ages.
Now,
Since, There are some animals and there ages are given.
Hence, The correct ages of the animals are,
⇒ Beluga whole = 35 years
⇒ Bengal tiger = 10 years
⇒ Elephant = 20 years
⇒ Giraffe = 25 years
⇒ Orangutan = 40 years
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Simplify your answer as much as possible.
By using the substitution method, we will see that the value of y is 23.
How to solve the system of equations?Here we have a system of linear equations, the system is:
y - x = 11
x = 12
The second equation is trivial, it just gives the value of x. Then we can use the substitution method and replace it in the first equation, then we will get:
y - 12 = 11
Now we can solve this for y, we will get:
y = 11 + 12
y = 23
That is the value of y.
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what is the value of x?
the answer is 35 I did a lot of work I can't show you here
please help me on my question
Answer:
what question?...........
Please help and show work please and please no sending links
how many ft is equal to 1.66m
Answer:
5.44 meters
Step-by-step explanation:
We Know
0.3048 meter = 1 ft
How many ft makes a height of 1.66m?
We Take
1.66 ÷ 0.3048 ≈ 5.44 meters
So, the answer is 5.44 meters.
Which of the following are the pairs of equivalent fractions?
(i) 5 / 6 and 20 / 24
(ii) 3 / 8 and 15 / 40
(iii) 4 / 7 and 16 / 21
(iv) 2 / 9 and 14 / 63
(v) 1 / 3 and 9 / 24
(vi) 2 / 3 and 33 / 22
Jason cuts out a square. If he rotates it along the edge labeled s, what three-dimensional shape is formed?
The three-dimensional shape is formed would be as; rectangle
Consider the square that has to be rotated about the axis as shown in the picture.
In the attached diagrams this square is black rectangle ABCD.
While rotating each point of the square will describe the circle. The circles with the greatest radii will be circles made by the points from the side that is opposite to the side on the axis of rotation.
We can take that point in any of the two surrounding quadrants. Example, if the point is on the positive x axis, then it can taken as of first quadrant or fourth quadrant.
The formed figure appears to be a rectangle.
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what is the solution of the linear-quadratic system of equations y=x^2+2x-3 y=2x+1
Answer:
(x, y) = {(-2, -3), (2, 5)}
Step-by-step explanation:
You want to solve the system of equations y=x²+2x-3 and y=2x+1.
SolutionThe two expressions for y can be equated, and the resulting equation put in standard form.
x² +2x -3 = 2x +1
x² -4 = 0 . . . . . . . . . . subtract (2x+1)
(x -2)(x +2) = 0 . . . . . factor
Values of x that make the factors zero are 2 and -2.
Corresponding values of y are ...
y = 2x +1 = 2(2) +1 = 5
y = 2(-2) +1 = -3
Solutions are ...
(x, y) = (2, 5)(x, y) = (-2, -3)Real estate ads suggest that 62% of homes for sale have garages 28% have swimming pools and 18% have both features. If a home for sale has a garage what’s the probability that it has a pool too?
Answer:
Step-by-step explanation:
The events are not independentd) The events are not mutually exclusiveStep-by-step explanation:Hi!Lets call: Gar = {homes with garage}Pool
The size of the first application is 10.8 megabytes (MB). The download is 60%complete. How much has been downloaded? (Answer for no.1- 6.48) 2. The size of the second application is 3.45 MB less than the first application. What is the size of the second application?
.
I feel like the answer is 3.03, but I don't think it's right
The amount of the first application that has been downloaded is 6.48 megabytes
The size of the second application is 7.35 megabytes
How to find the application sizes?The first application has a size of 10.8 megabytes and out of this 10.8 megabytes, only 60% has completely downloaded. The amount that has already downloaded is therefore:
= Size of application x Percentage downloaded
= 10. 8 x 60%
= 6.48 megabytes
The second application is sized such that it is 3.45 MB less than the first application. The size of the application is therefore:
= 10.8 - 3.45
= 7.35 megabytes
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What is 4 & 1/2+1/8? *
Answer:
4 5/8
Step-by-step explanation:
Rewriting our equation with parts separated
=4+12+18
Solving the fraction parts
12+18=?
Find the LCD of 1/2 and 1/8 and rewrite to solve with the equivalent fractions.
LCD = 8
48+18=58
Combining the whole and fraction parts
4+58=458
Sarah normally earns £600 each month. In December she is given a bonus of 1/5 of her normal pay. How much will she now earn this month?
Answer:
720
Step-by-step explanation:
First you divide 600 by 5 to get 1/5 if the 600 which is 120
Then you add the 120 to the 600 which is your answer 720
In the equation, y = 2 sin
000
A
B
с
O
1
x, which statements are true? Select all that apply.
2
The period is 4π
The amplitude is 2
The period is
1
2
76
The amplitude is-
2
The period of the function is 4π, and the amplitude is 2.
Given data ,
Let the function be represented as f ( x ) = y
Now , the value of f ( x ) is
y = 2sin ( 1/2 )x
To find the period and amplitude of the function y = 2sin((1/2)x), we can use the standard form of a sine function: y = Asin(Bx).
In this case, the amplitude (A) is 2.
The amplitude represents the maximum displacement from the midpoint of the sinusoidal function.
To find the period, we can use the formula:
Period = (2π) / |B|.
B = 1/2.
Period = (2π) / |1/2|
P = (2π) / (1/2) = 2π * 2/1 = 4π
Hence , the period of the function is 4π, and the amplitude is 2.
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7. Which graph represents a proportional
relationship
PLEASE HELP ME
Answer:
B
Step-by-step explanation:
It's a relationship
DQ2 Do all linear transformations have a matrix representation? If so, what theorem establishes this? If not, provide a counter-example
Yes, This is established by the Rank-Nullity Theorem, A counter-example would be a transformation that is not linear.
Yes, all linear transformations have a matrix representation. The theorem that establishes this is the Matrix Representation Theorem. This theorem states that given a linear transformation T : V → W where V and W are vector spaces over a field F, then there is a unique matrix A such that T(v) = Av for any v in V. This theorem proves that any linear transformation can be represented by a matrix.
A counter-example of a linear transformation that does not have a matrix representation is a transformation that maps a vector in one vector space to a vector in a different vector space. For example, if V is a vector space over the field F, and W is a vector space over another field K, then the linear transformation T : V → W does not have a matrix representation since the size of the matrix would need to be different for each vector in the different vector spaces.
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How many times does 9 go into 28?
times, with a remainder of
The number of times that 9 go into 28 is 3 times with a remainder of 1.
What is the quotient and remainder of 28 ÷ 9?Given the divisor and dividend in the question;
28 ÷ 9
Set up the division problem in a long division format
divisor Γdividend
9Γ28
Divide 28 by 9, place the digit in the quotient on top of the division symbol.
3
9Γ28
Multiply the newest quotient digit (3 )by the divisor (9)
3
9Γ28
27
Subtract 27 from 28
3
9Γ28
27
----------
1
Therefore, the result of the division is 3 with a remainder o 1.
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Can someone help me find the answer to this question ?
Answer:
B. x ≤ 1 or x > 6
Step-by-step explanation:
Subtract 8 and divide by 2. (Same steps for both inequalities.)
2x +8 ≤ 10
2x ≤ 2
x ≤ 1
__
2x +8 > 20
2x > 12
x > 6
The solution is x ≤ 1 or x > 6.
Compare the absolute value function g(x) modeled by the table and the function modeled by the equation, f(x)=−(x−3)2+9 . x g(x) −3 −4 −2 0 −1 4 0 8 1 12 2 8 What is the difference in the maximum values of g(x) and f(x) ? Select from the drop-down menu to correctly complete the statement.
The difference in the maximum values of the functions g(x) and f(x) is 3
How to determine the difference in the maximum values?The functions are given as
f(x) = -(x - 3)² + 9
Table of g(x)
x −3 −4 −2 0 −1 4
g(x) 0 8 1 12 2 8
The maximum value of f(x) is when the root expression is 0
i.e. -(x - 3)² = 0
So, we have
Max f(x) = 0 + 9
Max f(x) = 9
For the table of values, we have
Max g(x) = 12
The difference between these values is
Difference = 12 - 9
Evaluate
Difference = 3
Hence, the difference is 3
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What is an equation of the line that passes through the point (-2, -3) and is
parallel to the line 5x + 2y = 14?
Answer: 2y + 5x + 16 = 0
Step-by-step explanation:
To solve this you need to understand the principle/ conditions for parallelism and perpendicularity.
for two lines to be parallel to each other, their gradients or slopes (m) must be equal, that is m₁ = m₂
Now from the given equation,
5x + 2y = 14 , we need to rearrange it to conform to the equation of a straight line so that the gradient could be established. ie
y = mx + c where m is the gradient
2y = -5x + 14
y = -5x/2 + 14/2
y = ⁻⁵ˣ/₂ + 7 , therefore , m₁ = ⁻⁵/₂ and m₂ = ⁻⁵/₂ ( parallelism Rule )
The next step is to find the value of C using the coordinate ( -2, -3 )
-3 = ⁻⁵/₂ ˣ ⁻² + C,
-3 = ¹⁰/₂ + C
-3 = 5 + C
C = -8.
Now to find the equation of the line that passed through the coordinate
y = mx + c
y = ⁻⁵ˣ/₂ - 8
2y = -5x - 16
2y + 5x + 16 = 0.
What is the recursive formula for this sequence? 12, 16, 20, 24, 28, ...
Answer:
A
Step-by-step explanation:
first term is 12, and following terms are obtained adding 4 to previous term.
As an introduction to probability, a student is asked to roll a fair, six-sided number cube seven times. The results of those seven rolls are shown below.
1, 4, 4, 4, 4, 6, 5
What is the standard deviation of the data?
1.41
1.53
2.33
5
Answer:
B: 1.53
Step-by-step explanation:
The mean, or average, is 4, and n, the amount of numbers, is 7. To find the standard deviation, first, all of the numbers are subtracted by the mean. This makes (-3, 0, 0, 0, 0, 1, 2). Square all of them to get (9, 0, 0, 0, 0, 1, 4). Next add the squared numbers together (9 + 0 + 0 + 0 + 0 + 1 + 4 = 14). Next, the variance needs to be found. That is found by this formula: (Sum of previous number set ÷ (n - 1)). So in this case, (14 ÷ (n - 1)). Since n is 7, it is (14 ÷ (7 - 1)), or (14 ÷ 6). The answer to that is 2.3 repeating. After the variance is found, it is square rooted to get the standard deviation. √2.3 is about 1.53. Hope this helps! Have a great day! :)
anybody please answerrrr to me
Answer:
Upside down reupload so i can see it.
Step-by-step explanation:
Need help ASAP
Will mark you brainlist
Help!
Find the value of x for which ABCD must be a parallelogram.
7. The amount of gallons of petrol used by a milk Van for distances travelled are shown in the table. Distance (km) 60 Petrol (gallon) 3 Use the information to complete the table.
Distance (km) 60 a b c 300 500
Petrol (gallon) 3 5 7 12 d e
These values represent the petrol consumption in gallons for the given distances traveled by the milk van. To complete the table, we need to find the corresponding values of petrol (gallon) for the given distances (km) based on the information provided.
From the given data, we can observe that the milk van used 3 gallons of petrol for a distance of 60 km. To find the petrol consumption for other distances, we can use the ratio of petrol consumption to distance.
Let's calculate the values for the missing entries in the table:
For the distance of 300 km:
Using the ratio, we can set up a proportion:
60 km / 3 gallons = 300 km / x gallons
Cross-multiplying and solving for x, we get:
x = (300 km * 3 gallons) / 60 km = 15 gallons
For the distance of 500 km:
Using the same proportion:
60 km / 3 gallons = 500 km / x gallons
Cross-multiplying and solving for x, we get:
x = (500 km * 3 gallons) / 60 km = 25 gallons
Th completed table would look like this:
Distance (km) Petrol (gallon)
60 3
300 15
500 25
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#6
A. 1/25
B. 2/45
C.1/5
D. 1/18