Answer:
C.
Step-by-step explanation:
easiest way to find is to look at "X value", and sub. 2 then the "Y value" and add 3
hope this helps :)
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
\(a=-15b-5\)
To know more about functions and points:
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Could somebody PLEASE help ASAP! I will mark brainliest!
2x + 11 = 39
Please solve for x
Which statement is NOT a step when solving a one-step equation using multiplication or division?
Identify the inverse of the operation in the equation.
Check the solution using substitution.
Perform the operation given in the equation on both sides of the equal sign.
Perform an inverse operation on both sides of the equal sign.
Answer: Preform an inverse operation in not correct
Step-by-step explanation:
Answer:
Step-by-step explanation:
I think hope this is right I think it is th last one not possitive
67% of owned dogs in the United States are spayed or neutered. Round your answers to four decimal places. If 48 owned dogs are randomly selected, find the probability that a. Exactly 29 of them are spayed or neutered. b. At most 33 of them are spayed or neutered. c. At least 30 of them are spayed or neutered. d. Between 28 and 33 (including 28 and 33) of them are spayed or neutered. PLSSSS I NEED THE ANSWER FOR ALL OF THEM!!!!!
Answer:
a) Probability that exactly 29 of them are spayed or neutered = 0.074
b) Probability that at most 33 of them are spayed or neutered = 0.66
c) Probability that at least 30 of them are spayed or neutered = 0.79
d) Probability that between 28 and 33 (including 28 and 33) of them are spayed or neutered = 0.574
Step-by-step explanation:
This is a binomial distribution question
probability of having a spayed or neutered dog, p = 0.67
probability of having a dog that is not spayed or neutered, q = 1 - 0.67
q = 0.23
sample size, n = 48
According to binomial distribution formula:
\(P(X=r) = nCr p^r q^{n-r}\)
where \(nCr = \frac{n!}{(n-r)! r!}\)
a) Probability that exactly 29 of them are spayed or neutered
\(P(X= 29) = 48C29 * 0.67^{29} * 0.23^{19}\\P(X=29) = 0.074\)
b) Probability that at most 33 of them are spayed or neutered
\(P(X \leq 33) =1 - P(X > 33)\\P(X \leq 33) =1 - 0.34\\P(X \leq 33) = 0.66\)
c) Probability that at least 30 of them are spayed or neutered
\(P(X \geq 30) = 1 - P(x < 30)\\P(X \geq 30) = 1 - 0.21\\P(X \geq 30) = 0.79\)
d) Probability that between 28 and 33 (including 28 and 33) of them are spayed or neutered.
\(P(28 \leq X \leq 33) = P(X=28) + P(X=29) + P(X=30) + P(X=31) + P(X=32) + P(X=33)\\P(28 \leq X \leq 33) = 0.053 + 0.074 + 0.095 + 0.112 + 0.121 + 0.119\\P(28 \leq X \leq 33) = 0.574\)
Which is the equation of the line that contains points (8, 10) and (–4, 2)?
Answer:
last one
Step-by-step explanation:
i use desmos pls give brainliest
PLEASE HELP. URGENT 8TH GRADE MATH QUESTION. GIVING AS MANY POINTS AS I CAN TO THE CORRECT ANSWER. THANK YOU YA'LL ARE LIFE SAVERS
what is the square of 5.5?
Answer:
30.25
Step-by-step explanation:
Answer: 2.345
Step-by-step explanation:
The square root of 5.5 is 2.345.
The table below shows the prices at the diner.
Costs:
Burger: 1.5x + 4
Fries: 2.5x -3
Shake: 3.25x
If you have 10x + 5 dollars, how much would you have left if you bought one burger and an order of fries?
PLEASE HELP I WILL GIVE BRAINLIEST!!!!! I already solved for x please solve for y and z! Trolls are getting reported and banned
Zoe must draw a triangle with two 35° angles and an included side with a length of 50 cm. How many such triangles are possible?
A. none
B. one
C. more than one
Which of the following relationships shows a function?
A.None of the above are functions
B.i, ii, and iii are functions
C. Only i and ii are functions
D. All of the above are functions
Answer:
eh i believe c is the answer but im not for sure
Step-by-step explanation
Find the perimeter of this shape.
Answer:
draw a line that makes a triangle and rectangle.
hypotenuse= 30
3k-4k-5k triangle
18-24-30
so the short part of triangle is 18 cm
10+10+18+24+30 equals 92
sorry for language I am not familiar with English
the perimeter of this shape is
24+10+10+30+\(\sqrt{30^{2} -24^{2} }\) = 92 cm
Take a look at the Picture/math.
Answer:
\((4.9 \times {10}^{8} ) - (2.39 \times {10}^{8} ) \\ =( 4.9 - 2.39) \times {10}^{8} \\ = (2.51 \times {10}^{8} )\)
Option D is the correct answerHope this will help...
Answer:
2.51 x \(10^{8}\)
Step-by-step explanation:
This is the answer because:
1) All we have to do is subtract 4.9 and 2.39
4.9 - 2.39 = 4.90 - 2.39 = 2.51
2) Next, we just multiply 2.51 with \(10^{8}\) which leave us with 2.51 x \(10^{8}\)
Hope this helps!
pls help me i dont understand
Answer:
\(392\) \(m^3\)
Step-by-step explanation:
To find the volume you need to multiply the length, width and height. Our height is 7m, our width is 8m and our length is 7m, and when multiplying you get 392.
Answer:
The answer is 392
Step-by-step explanation:
you multiply 7 times 7 times 8=392
don't forget to give me brainliest
whats the answer to this?
The answer would be 12 because a dice has 6 sides and you have 2 of them
Here’s a box plot that summarizes the number of cupcakes eaten by contestants at a cupcake-eating contest. Find the interquartile range (IQR) of the data?
Answer:16
Step-by-step explanation:
First you find the Lower quartile, which in this case is 6. Then you find the Upper quartile ,which here is 22. You then subtract the two which gives you your Interquartile range (IQR).
whats the anwer to this? sorry i'm not smart and can't figure it out myself
Answer: 35 oranges
Step-by-step explanation:
if one cup if 5 oranges then 5 oranges times 7 is 35
Quadrillateral A has side lenghts 2,3,5 and 6. Quadrillateral B has side lenghts 4,5,8 and 10. could one of the Quadrillaterals be a scsled copy of the other? Explin.
Answer:
no they cant because of an increasing value
Step-by-step explanation:
value increases
The distance between two cities on a map is 3.5 centimeters. The map uses a scale in which
1 centimeter represents 20 kilometers. What is the actual distance between these two cities
in kilometers?
Answer:
70
Step-by-step explanation:
20*3.5=70
Answer: 70
Step-by-step explanation:
20 km times 3 plus 10 km
Find the surface area of this figure
Answer: 336 square inches
Surface area
6x12 + 8x12 + 10x12 + 8x6
72 + 96 + 120 +48
336
Let me know if this helps
Answer:
336 square inches
Surface area
6x12 + 8x12 + 10x12 + 8x6
72 + 96 + 120 +48
336
Let me know if this helps
Step-by-step explanation:
can someone help? im not sure about this questons and its getting me so stressed out :( pls help :(
Answer:
Lets start:
Picture 1:-
1. Length of EH= 12cm
2. Angle G= 55 degrees
Picture 2:-
1. Scale factor= 1/4 (I'm not sure about this but this is what I think it is ;-;)
2. Value of y= 28 cm
Picture 3:- [Picture 3 is cropped so I'm guessing its the last one so imma answer those questions :D]
1. Scale factor= 5 (Again I'm not sure but its my best guess)
2. Value of z= 5
Picture 4:-
1. Scale factor= 4 (I'm pretty sure you know that my scale factor answers are guesses so yea ;-;)
2. Value of b= 12
Step-by-step explanation:
Since i can't add links in answers you can watch:
Similar figures
-By The Organic Chemistry Tutor
It'll help you understand how we solve these questions
Well anyways i hope this clears your concepts :D
Answer:
Step-by-step explanation:
EH is 12cm as the shape has been enlarged by scale factor two (all sides have been multiplied by 2).
Angle G remains the same at 55 degrees.
PART A
Scale factor for the triangle = 1/4
Value of y = 28cm
3) z = 5, scale factor = 5
SIMILAR RECTANGLES:
Scale factor = 4
Side b = 12cm
Hope these answers work out for you
The stem-and-leaf plot displays data collected on the size of 15 classes at two different schools.
Mountain View School Seaside School
0 5, 8
9, 8, 2, 0 1 0, 1, 2, 5, 6, 8
8, 7, 6, 5, 5, 4, 4, 3, 1, 0 2 5, 5, 7, 7, 8
0 3 0, 6
Key: 2 | 1 | 0 means 12 for Mountain View and 10 for Seaside
Part A: Calculate the measures of center. Show all work. (2 points)
Part B: Calculate the measures of variability. Show all work. (1 point)
Part C: If you are interested in a smaller class size, which school is a better choice for you? Explain your reasoning. (1 point)
You and your mom enter a drawing with 3 different prizes a total of 9 people enter
Answer:
the probability if that is what you are asking for is 1/3 of winning a prize
Step-by-step explanation:
Answer:
1/3 chance per each person of winning a prize
Step-by-step explanation:
I dont know this question and i really want to know 51.2+□.85=56.05
Answer:
51.2+4.85+56.05
Step-by-step explanation:
It would be "4.85"
Hope it helped brainiest plz
Answer:
51.2 + 4.85 = 56.05
Step-by-step explanation:
56.05 - 0.85 = 55.2
55.2 - 51.2 = 4
The missing number is 4
If my answer is incorrect, pls correct me!
If you like my answer and explanation, mark me as brainliest!
-Chetan K
Which scenario can be modeled by the linear function
y = -15x + 500?
A. The temperature on Jupiter is
15℉ and increases by 500℉ every day.
B. There is a population of 500 giraffes in Western Africa that decreases by 15 giraffes each year.
C. A carpet cleaning service charges $500 plus an additional $15 for every hour.
D. A membership fee for a movie streaming service is free, but each rental costs $15.
The figure shown is a square. What is the length of each side? A square with one side labeled 3xplus 7 and one side labeled 6x minus 8. A 5 units B 15 units C 21 units D 22 units
Answer:
D: 22 Units
Step-by-step explanation:
25 students were randomly sampled about their favorite class,
Math=18 students
Science=2 students
English=2 students
Other=3 students
Predict the number of students in an entire school of 300 students whose favorite subject is math.
A project will take a total of 720 person-days to complete. If the project must be completed in 30 days, how many people must be employed? PLEASE HURRY
Answer:
192 hours per day / 8 hours per person per day = 24 people
Step-by-step explanation:
Assuming each person works for 8 hours a day, the total number of hours needed to complete the project is:
720 person-days x 8 hours = 5,760 hours
To complete the project in 30 days, the total number of hours needed per day is:
5,760 hours / 30 days = 192 hours per day
A grocery store has 18 cartons of yogurt for sale, of which 6 are vanilla.
What is the probability that a randomly selected carton of yogurt will be vanilla?
Write your answer as a fraction or whole number.
Answer:
1/3
Step-by-step explanation:
If 6/18 of the cartons are vanilla that means that those are the odds of you picking a vanilla at random
6/18=1/3
Answer:
probability: part/whole
in this question:
part = 6
whole = 18
answer:
6/18 --> 1/3
final answer (simplified):
1/3
-- let me know if you have any questions about anything.
which one would you choose and please solve.....
Answer:
Full time rate one
Step-by-step explanation:
Answer: Full Time Rate
Step-by-step explanation:
You will get more money with full time.