Answer:
1. 2,3; -2, 3
2. Both points share common values, but their absolute values for the x-value vary.
3. 2,3; 2, -3
4. Both points share common values, but their absolute values for the y-value vary.
Step-by-step explanation:
For 1, the answer is thus:
-On the graph, the original point is 2, 3.
-A reflection over the y-axis changes the x-value, so it would be -2,3.
Similar for the next chart:
-The initial point is 2,3.
-A reflection over the x-axis changes the y-value, so the reflected point would be 2, -3.
The explanation is:
Both points have similar values except with differences in the absolute value.
Hope this helps you.
A football is kicked at an angle of 30° with an initial velocity of 30 yards per second. The table shows the approximate height and horizontal distance traveled by the football.
Which relationship is nonlinear? Write a mathematical argument that can be used to defend your solution.
A football is kicked at an angle of 30° with an initial velocity of 30 yards per second. The table shows the approximate height and horizontal distance traveled by the football.
Which relationship is nonlinear? Write a mathematical argument that can be used to defend your solution.
Answer:butface
Step-by-step explanation:i hate life ;b
88. Referring to the figure, Mrs. Hawkins took four slips of paper
and wrote a different student's name on each. Two of the names were
boys and two girls. She put the four slips of paper in a bag and said
she is going to draw two slips out. She then drew the tree diagram
to show the different outcomes that are possible. "B" represents a
boy's name and "G" represents a girl's name. What is the theoretical
probability that the teacher draws two names that are the same sex?
a. 1/6 c. 1/3
b. 2/3 d. 1/12
Answer:
a. 1/6
Step-by-step explanation:
I just counted the 12 outcomes and the 2 same sex possibilities, which would turn to 2/12, and then simplified it into 1/6. I hope this is right, I am very sorry if it isn't.
Pls help me in math, I need this tomorrow, thx :)
Answer: Range and mean = 8 of both
variance of Set X= 4.7
variance of Set Y= 4.6
Step-by-step explanation:
Two sets of data, set X and set Y are given
a.) Range is the difference of the highest value and the lowest value,
Therefore, Range of set X = 12-4=8
Range of set Y = 12-4=8
Now, Mean of a given data set is the average of all the terms present in the given data set
Mean of set X= Σxif/n = (4+5+6+7+16+18+24)/10 = 8
Mean of set Y= (4+5+7+32+20+12)/10= 8
Therefore, both the data sets has same range and mean.
b.) Standard deviation tells about the variability of the date and is given by,
S.D= σ = √∑ ( X − μ )^2/n
S.D of set X= √(16+9+4+1+0+1+16)/10= √4.7
S.D of set Y= √(16+9+1+0+4+16)/10= √4.6
Variance is the square of S.D, that is, σ^2
Therefore, variance of set X=4.6
variance of set Y= 4.7
c.) The calculated variances of set X and set Y are 4.7 and 4.6 respectively. It implies that the data is more distributed or varied in set X than in set Y. In the other words, data in set Y is more consistent data than of set X.
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Answer: Range and mean = 8 of both
variance of Set X= 4.7
variance of Set Y= 4.6
Step-by-step explanation:
We know
a.) Range is the difference of the highest value and the lowest value,
Therefore, Range of set X = 12-4=8
Range of set Y = 12-4=8
Now, Mean of a given data set is the average of all the terms present in the given data set
Mean of set X= Σxif/n = (4+5+6+7+16+18+24)/10 = 8
Mean of set Y= (4+5+7+32+20+12)/10= 8
also
b.) Standard deviation tells about the variability of the date and is given by,
S.D= σ = √∑ ( X − μ )^2/n
S.D of set X= √(16+9+4+1+0+1+16)/10= √4.7
S.D of set Y= √(16+9+1+0+4+16)/10= √4.6
Variance is the square of S.D, that is, σ^2
Therefore, variance of set X=4.6
variance of set Y= 4.7
c.) The calculated variances of set X and set Y are 4.7 and 4.6 respectively. It implies that the data is more distributed or varied in set X than in set Y. In the other words, data in set Y is more consistent data than of set X.
Diego ran 55 meters in 10 seconds. How far did Diego run per second.. pls help due today
Answer:
we have to divide 55 by 10. 55 divided by 10 is 5.5 meters a second
Step-by-step explanation:
What is the name of a solid that has two parallel polygon bases and all other faces that are rectangles?
Answer: Rectugaler Prism
Step-by-step explanation: Because thats how its built i think i just need points
Answer:
Prism
Step-by-step explanation:
A prism is a three-dimensional figure with two parallel, congruent bases. The bases, which are also two of the faces, can be any polygon. The other faces are rectangles. A prism is named according to the shape of its bases.
Learn more about Prism here
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Mark BRAINLIEST
The triangles shown are
congruent.
What is a correct congruence
statement for the triangles
shown?
HELP ASP PLS I WILL GIVE YOU THE POINTS !!!
Answer:
MCW
In order to find it you want to make sure the letters go in the exact same order.
Answer:
MCW
Step-by-step explanation:
What are the dimensions of the base of the pyramid?
8 ft by 6 ft
8 ft by 3 ft
6 ft by 3 ft
8 ft by 9 ft
HELP ANSWER THIS I WILL GIVE TEN POINTS AND THANKS!
REMEMBER TO EXPLAIN STEP-BY STEP! AND GET THE CORRECT ANSWER!
The units and tens digits of one-two digit integer are the tens and units digits of another two- digit integer, respectively. If the product of the two integers is 4930, what is their sum?
Answer:
(10t + u)(10u + t) = 4,930
100tu + 10t^2 + 10u^2 + tu = 4,930
101tu + 10t^2 + 10u^2 = 4,930
10t^2 + (101u)t + (10u^2 - 4,930) = 0
(101u)^2 - 4(10)(10u^2 - 4,930)
= 10,201u^2 - 400u^2 + 197,200
= 9,801u^2 + 197,200
We see that u = 5 gives 442,225.
√442,225 = 665
(10t + 5)(50 + t) = 4,930
500t + 10t^2 + 250 + 5t = 4,930
10t^2 + 505t - 4,680 = 0
2t^2 + 101t - 936 = 0
t = (-101 + √(101^2 - 4(2)(-936)))/(2×2)
= (-101 + √17,689)/4
= (-101 + 133)/4 = 32/4 = 8
So the numbers are 58 and 85.
58 + 85 = 143
What is the solution set of the inequality below?
A .y greater than negative 33
B. y less than 33
C. y less than negative 33
D .y greater than 33
Your answer is C
Step-by-step explanation:
Multiply -33 x 11
Which triangle is correctly labeled?
Option (b) Is the answer
Hope it helps you
The answer is Option (B)
Reason
The Hypotenuse is always on the Opposite side of the Right Angle.
This is only seen in Option (B)
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Mark BRAINLIEST
Please help asap! I was winging it but then I lost it! Please explain so I can get back on track ty!♡♡
To solve for the value of "a", we'll need to use the Pythagorean Theorem.
Pythagorean Theorem: a^2 + b^2 = c^2
---a and b are the legs of the triangle and c is the hypotenuse
Plug in known values and simplify:
a^2 + (9)^2 = (12)^2
a^2 + 81 = 144
a^2 = 63
a = sqrt(63)
The number that should go beneath the radical symbol is 63.
Hope this helps!
(02.02 LC)
Which of the following rational numbers is equal to 2.8? (1 point)
Select one:
a. 22/9
b. 24/9
c. 26/9
d. 28/9
8th grade math i mark as brainliest
Answer:
25%
Step-by-step explanation:
if you flip the coin once there is a 50% chance of getting heads. If you flip the coin again there is a 25% chance of getting heads again.
PLEASE HELP!!!!!!!!!!!!!!!!
Answer:
For the first one about Jack the answer to A is 14, 21, 30 and for b the answer is 22. Now for Maria the answer for A is 24 , 40 , 80 and for b it's 8
Step-by-step explanation:
All you had to do for Jack was just add 10 to each number that's for A Now for B you just had to minus ( - ) 10 from 32 which equals 22. For Maria You needed to times ( × ) every number from 4 .
can you please list down the answers?
Answer:
B; C
Step-by-step explanation:
V = (4/3)*pi*(r^3)
pi = 3.14, r = 4.5
so V = (4/3)(3.14)(4.5^3) which is choice B
--
use calculator to solve: V = 381.51 which is choice C
PLEASE HELP :( A wood burning oven in a diner can burn for 16 hours on 3 packs of wood. The cost of one pack of wood= $4.60. Which is the closest to the cost per hour to run the oven?
A: $0.50
B: $1
C: $2
D: $5
Answer:
B
Step-by-step explanation:
16 / 3 = 5.3
5.3 hours = $4.60
5.3 / ? = 1 ? = 5.3
4.60 / 5.3 = 0.90
$0.90 is the closest to $1
The price of a video game was increased from $39 to $49. By what percentage was the price of the video game increased
20.4%
30%
25.6%
79.6%
Answer:
25.6%
Step-by-step explanation:
Convert 4.5% to a fraction in simplest form and a decimal.
Answer:
Decimal = 0.045 Fraction = 9/200
Step-by-step explanation:
Decimal
To turn a percentage into a decimal, you need to divide by 100 OR move the decimal point two times to the right.
4.5 / 100 = 0.045
Fraction
Now for fractions it is different. Normally you would also divide by 100 and then put what you get over 100 but in this situation it is different. Here you would actually Multiply by 10 so that you decimal becomes a whole number.
4.5 x 10 = 45
Then, you take 100 and multiply it by whatever you multiplied you percentage with. This will be your denominator.
100 x 10 = 1000
Fraction = 45/1000
Now you need to simplify. Find the greatest common factor and divide it by that.
The GCF here is 5.
45/5 = 9
1000/5 = 200
Your final answer is 9/200
Dalvin's family took a road trip to Mount Rushmore. Dalvin fell asleep 44% of the way through the trip. If Dalvin fell asleep after they had travelled 176 miles, what was the total length of the trip?
Answer:
The total length of the trip was 400 miles.
Step-by-step explanation:
He fell asleep at 44% through the trip, they already had traveled 176 miles.
.44x = 176 ⇒
176 ÷ .44 ⇒
x = 400
The total length of the trip was 277 miles when Dalvin fell asleep after they had traveled 176 miles.
What is the distance?A mathematical number known as distance measures "how much ground an object has traveled" while moving. Distance is defined as the product of speed and time.
If Dalvin fell asleep 44% of the way through the trip, then the total length of the trip is 100% - 44% = 56% longer than the distance Dalvin's family had traveled when he fell asleep.
The total length of the trip is therefore 1.56 times the distance that Dalvin's family had traveled when he fell asleep.
Since Dalvin's family had traveled 176 miles when he fell asleep, the total length of the trip is 1.56 x 176 miles = 277 miles.
Therefore, the total length of the trip was 277 miles.
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PLs HElp duw in a few secs 50 points!!!!
Answer:
\(f(t)=5 \cdot 3^t\)
The following statements are true:
t = independent variablef(t) = dependent variableWhen f(5) = 1215, the "5" represents "5 years" and the 1215 represents 1215000 which is "1.215 million cars sold"10 workers can paint a building in 21 days. If work has to be finished in 15 days, how many extra workers are required?
Answer:
20 sorry if I'm wrong
Step-by-step explanation:
because you increase in workers and decrease in days so i think it's 20
Renting bowling shoes costs $5. Bowling costs $4 per game. Which equation can be used to find y, the total cost of bowling, if x represents the number of games played.
y = 5x + 4
y = 5 + 4x
y = 5x + 4x
y = 5x - 4
Answer:
the answer is y=5+4x
Step-by-step explanation:
the indepedndennt variable is 5, since that is the cost of the shoes. you wont be needing a new pair of shoes for every game, therefore it stays constant. 4x represents the number of games times the cost. 4 being the cost per game, x being the amount of games
please write a function for the points (1/3,0) (-2 3/4,0) and (0,-5) and explain the steps.
thank you!
The function for the points are y = -15x - 5
How to determine the functionFrom the information given, we have that;
The points are;
(1/3,0) (-2 3/4,0) and (0,-5)
Using the point-slope form of a linear equation, we have;
y - y₁ = m(x - x₁)
Such that;
m is the slope of the liney - y₁ and (x - x₁) are the pointsUsing (1/3, 0) and (0, -5), we have that the slope is;
m = (0 - (-5))/0 -1/3)
expand the bracket
= 5 / (-1/3)
= -15
Now, take any of the given points and substitute the values
Using (1/3, 0), we get;
y - 0 = -15(x - 1/3).
y = -15x - 5.
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The function for the points solved by (1/3,0) (-2 3/4,0) and (0,-5) solved by point slope form is \(a=-15b-5\)
We have given the points:
(1/3,0) (-2 3/4,0) and (0,-5)
Using the formula of linear equation
\(a-\)\(a_{1}\)\(=x[b-b_{1}]\)
Where we will consider (1/3,0) = \(a-a_{1}\) and (0,-5) = \(b-b_{1}\)
that is 1/3 = \(a\), 0 = \(a_{1}\) and
0 = \(b\), -5 = \(b_{1}\)
\(x\) refers to the slope of line (take any variable)
Now for finding the value of \(x\),
\(x=a-a_{1}/b-b_{1}\)
inserting the values,
\(x=[0-[-5]]/[0-1/3]\\x= -15\)
Substitute the value of \(x\) in the equation
\(a-0=-15[b-1/3]\)
By simplifying the equation, we get
\(a=-15b-5\)
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Alyson is restocking her pantry. She buys 4 kinds of canned soup: tomato (T), mushroom (M), vegetable (V), and chicken noodle (N). She also buys garlic croutons (G) and cheese croutons (C) to pair with the soups. Which TWO statements are TRUE for this situation?
A.{ T, M, V, N, G, C} is the sample space.
B.{TG, TC, MG, MC, VG, VC, NG, NC} is the sample space.
C.There are 8 serving combinations.
D.{T, M, V, N} is the sample space.
E.There are 6 serving combinations.
Answer:
A and D would be your 2 sample spaces
Step-by-step explanation: because we can see its clearly not C or E so that leaves us with A , B, and D. I belive that B isnt a asnswer choice so that leaves A, and D
mark me brainless please it helps me
hope this helps
I would say A and D
There is no way that E and C are the answer. B is a no because TG…? What does TG mean? Some of the letters in choice B doesn’t make sense to me.
justin was deciding between jujubes and some sour chews. if the jujubes are 3$ for 12 ounces and sour chews were 3.50$ for 14 ounces what would be the better buy?.
Answer:
14 onces
Step-by-step explanation:
beacuse its just 50 cents extra so might aswell
Answer:
jujubes
Step-by-step explanation:
im not so sure if im wright but
3x12 = 36
3.50x14 = 49
3 ÷ 12 = 0.25
3.50 ÷ 14 = 0.25
Renan found the sum (4.2x + 3) + (5.7x – 2) + (5 – 2.6x), as shown.
4.2x + 3 + 5.7x – 2 + 5 – 2.6x
4.2x + 5.7x + 2.6x + 3 – 2 + 5
(4.2 + 5.7 + 2.6)x + 3 – 2 + 5
12.5x + 6
Answer:
He used the commutative property incorrectly.
Step-by-step explanation:
Answer:
a is correct
Step-by-step explanation:
You have a pizza with diameter 12
2
3 in., and a square box that is 12.65 in. across. Write 12
2
3 as a decimal. Can you fit the pizza inside the box?
What is the decimal expansion for 12
2
3?
A.12.6
B.12.65
C.12.6
D.12.66
pls help me
Answer:
D is the right choice and no you cannot fit the pizza inside the box.
Step-by-step explanation:
D is the answer because to turn 2/3 into a decimal you would divide 2 by 3 and the answer you would get would be 0.66666666666...You would then add 12 to the answer and get 12.6666... Once you get this answer you would round it to the hundredths to get 12.67 but since that is not an option you could use D, 12.66 inches.
Answer:
I believe the answer is D.
Step-by-step explanation:
To the nearest square meter, what is the curved surface area of the half pipe if it’s 7 m long?
The radius is 2.5 m
Answer: 55 m²
Step-by-step explanation:
The arc length of a half-circle is πr, so the area of the curved surface is A = πrl = π(2.5 m)(7 m) = 17.5π m² ≈ 55 m²
Which unit of measure would be the most appropriate to measure the distance from the earth to the moon?
inch
mile
foot
yard
Answer: miles
Step-by-step explanation: the earth and the moons distance is very far. calcuating by inches would be simply a waste of time
The Earths distance from the moon is 238,900 mi.
hope this helps!!
Answer:
Mile
Step-by-step explanation:
Between the four options given mile is the largest.
If you wanted to measure something with great distance especially something in space miles would be the best option
Most populations, like the rabbit population represented here, are stable over time. In this model, we can imagine an increase in the death rate, followed by a decrease in the birth rate. What is another factor we could introduce to the model that would help to stabilize the rabbit population over time?
a. Introduce a predator to the area.
b. Climate change.
Answer: predator is a tiger
climate change is making the rabbit heat up
Step-by-step explanation:
Answer:
Step-by-step explanation:
Introducing a predator to the area would help to stabilize the rabbit population over time. As the predator hunts the rabbits, it would reduce the population, preventing it from growing too large and potentially causing overgrazing and resource depletion. This would lead to a more stable population over time. Climate change is unlikely to have a stabilizing effect on the population as it can have unpredictable and often negative impacts on ecosystems and their inhabitants.