Answer: Use the steps that are easiest to draw a parabola!
Step-by-step explanation:
I used Desmos, here are the key points.
Vertex: (-5,-2)
Extra points to graph:
(-3, -2), (-7,2) (-2, 7), (-8,7) (-1, 14), (-9, 14)Hope this helps!
EASY POINTS!
Which equation represents the image of the line y = 3x +1 after a translation of 3 units on the x-axis?
The equation represents the image of the line y = 3x +1 is y' = 3(x - 3) +1.
What is Translation?Each point in a figure is moved the same distance in the same direction using a type of transformation known as translation.
For example, this transformation moves the parallelogram to the right 5 units and up 3 units. It is written ( x , y ) → ( x + 5 , y + 3 ) .
Given:
The transformation that translates function y = f(x) by h units right and k units up is
y' = f(x -h) +k
We have y= 3x+ 1
So, After translating 3 units to x axis the function will become
y' = 3(x - 3) +1
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I don’t get it. If u can actually answer it
Answer:
A is the answer! I think you know because the formula is given at the top.
What is the nth term rule to -4 -1 2
Answer:
-8
Step-by-step explanation:
Triangle OMG has vertices 0(3,3), M(4,9), and G(10,2), Classify OMG as acute, right, or
obtuse.
Triangle OMG is a right angled triangle
What are Triangles?Triangle is a shape with 3 sides and 3 angles
Given the vertices of triangle OMG as O(3,3), M(4,9), and G(10,2),To determine whether the triangle is acute, right, or obtuse, from the coordinate point, we can see that the x and y coordinate of one of the vertices are the same, this is an indication that the triangle is right triangle.
In conclusion, triangle OMG is a right angled triangle
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You ask 65 of your classmates if they have any siblings. Complete the two-way frequency table to show the results of the survey.
Answer:
155; 2535; 65Step-by-step explanation:
Fill in the missing values as below
The first row
40 - 25 = 15The second row
30 - 25 = 520 + 5 = 25The third row
15 + 20 = 3535 + 30 = 65 or 40 + 25 = 65Ms. Perkins asked her students to label a base b and corresponding height h. Use the triangles below to show three possible ways to do this.
Three ways to label a base (b) and corresponding height (h) are:
1. Base as the bottom side, height as a perpendicular line segment.
2. Base as a side, height as a perpendicular line segment.
3. Base as the hypotenuse, height as a perpendicular line segment.
To label a base (b) and corresponding height (h), three possible ways can be demonstrated using the triangles below:
1. Triangle 1:
- Base (b) is labeled as the bottom side of the triangle.
- Height (h) is labeled as a vertical line segment perpendicular to the base, connecting the opposite vertex to the base.
2. Triangle 2:
- Base (b) is labeled as the side of the triangle.
- Height (h) is labeled as a vertical line segment perpendicular to the base, connecting the opposite vertex to the base.
3. Triangle 3:
- Base (b) is labeled as the hypotenuse (the longest side) of the triangle.
- Height (h) is labeled as a vertical line segment drawn from one of the vertices of the base, perpendicular to the base.
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Which value(s) below ma 6.05x - 12.5 = 48 Show all of your work. Ju box below. HELP ME PLEASE
Explain:
Answer
Answer:
I got you
Step-by-step explanation:
6.05-12.50=13.55
48 divided by 13.55=3.542
x=3.542
Answer:
X= 1
Step-by-step explanation:
6.05x-12.5=48 Add 12.5 to both side
+12.5 +12.5
6.05x = 60.5 now divide both sides by 6.05
/ 6.05 /60.5
X = 1
Write 5√7 using rational exponents
Answer:
7*(5)^0,5
:D hope it helps
What is the meaning of the y-intercept in the context of the problem? A. The tablet starts with 30 percent of battery remaining. B. After 30 hours, the tablet will have 0 battery left. C. The tablet will not have any battery remaining after 3 hours. D. The tablet loses 3 percent of battery every hour.
Solving provided question, we can say that equation of slope intercept will be => y - 30 = mx - 3m
what is slope intercept?In mathematics, the intersection point is the place on the y-axis where the slope of the line crosses. a place where the y-axis crosses on a line or curve. Y = mx+c, where m stands for the slope and c for the y-intercept, is used as the equation for the straight line to show this. The slope (m) of the line and its y-intercept (b) are emphasised in the equation's intercept form. When an equation has the intercept form (y=mx+b), the slope is m and the y-intercept is b. Some equations can also be rewritten such that they seem to be slope intercepts. If y=x is rewritten as y=1x+0, for instance, the slope and y-intercept are both changed to 1.
from the provided graph,
the coordinates are (3,30)
equation of slope intercept will be
y - 30 = m(x - 3)
y - 30 = mx - 3m
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Suppose you went to Vegas and you will bet until you are broke. You start with $ 18 and bet $1 each time for the slot machine. The probability of winning is 0.0028 . Once you win, you earn $20 (net earnings are $10 in total considering $1 you paid to bet). Write a loop to simulate this and report the total number of bets you did until you are broke. Before running the loop, set the seed number equals to 77 .
If the random number is less than the winning probability of 0.0028, the player wins $20 and we add that to the amount variable.
Otherwise, the player loses $1 and we subtract that from the amount variable.
To simulate this scenario in Python.
Here's a possible implementation:
import random
# Set the seed number
random.seed(77)
# Initialize the starting amount and the number of bets
amount = 18
num_bets = 0
# Loop until the player runs out of money
while amount >= 1:
# Increment the number of bets
num_bets += 1
# Check if the player wins
if random.random() < 0.0028:
amount += 20 - 1 # The net earnings are $10
# Otherwise, the player loses $1
else:
amount -= 1
# Report the total number of bets
print(f"Total number of bets: {num_bets}")
In this implementation, we use the random module in Python to simulate the outcome of each bet.
We set the seed number to 77 to ensure that the results are reproducible.
We initialize the starting amount to $18 and the number of bets to 0. We then loop until the player runs out of money (i.e., the amount variable is less than $1).
Inside the loop, we increment the number of bets by 1 and simulate the outcome of the bet using random.
random() which returns a random float between 0 and 1.
If the random number is less than the winning probability of 0.0028, the player wins $20 and we add that to the amount variable.
Otherwise, the player loses $1 and we subtract that from the amount variable.
After the loop ends, we print the total number of bets.
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Raymond caught the football 28 out of 35 times at practice. Predict the number of times he will catch the football during the game if it is thrown to him 20 times.
Answer:
16 times
Step-by-step explanation:
This problem is solved by ratio. Since the ratio of 28 out of 25 times is 4:5, he has to catch the ball 4:5 or 4 of 5 times. You multiply both 5 and 4 by 4, because that's how many times he's gonna catch it. 4 x 4 = 16, so the answer is 16 times.
Answer:
(4/5)^20
Step-by-step explanation:
1) First, write the numbers of times Raymond caught the football out of 35 attempts. This is a necessary step in order to obtain an appropriate operand.
28
35
2) Reduce the fraction to lowest terms. This is an optional step but it simplifies the problem.
28 / 4
35 4
= 4
5
3) Raise the fraction to the 20th power. If the ball is thrown at him 20 times, the probability of him successfully catching the ball must be (4/5)^20.
= (4)^2
(5)
The half-life of a radioactive isotope is the time it takes for a quantity of the isotope to be reduced to half its initial mass. Starting with grams of a radioactive isotope, how much will be left after 4 half-lives?
After 4 half-lives, only 1/16th (or 0.0625) of the initial amount of the radioactive isotope will remain.
The amount of a radioactive isotope remaining after a certain number of half-lives can be calculated using the formula:
Amount remaining = Initial amount × (1/2)^(number of half-lives)
In this case, we are given the initial amount as "grams" and we want to find out the amount remaining after 4 half-lives.
So, the equation becomes:
Amount remaining = Initial amount × (1/2)^4
Since each half-life reduces the quantity to half, (1/2)^4 represents the fraction of the initial amount that will remain after 4 half-lives.
Simplifying the equation:
Amount remaining = Initial amount × (1/16)
Therefore, after 4 half-lives, only 1/16th (or 0.0625) of the initial amount of the radioactive isotope will remain.
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Which expression results in a rational number?
1
Step-by-step explanation:
it will give u the correct number of it
Answer:
3) \(\sqrt{2}\)·\(\sqrt{8}\)
Step-by-step explanation:
\(\sqrt{2}\)·\(\sqrt{8}\)= \(\sqrt{16}\)=4 (rational number)
3x 2 whoever answers first get Brainlylest
Answer:
Three times two is 6
Step-by-step explanation:
) How many degrees of freedom are available for hypothesis tests and confidence intervals for single regression coefficient
Answer:
We use students' t distribution therefore degrees of freedom is v= n-2
Step-by-step explanation:
Confidence Interval Estimate of Population Regression Co efficient β.
To construct the confidence interval for β, the population regression co efficient , we use b, the sample estimate of β. The sampling distribution of b is normally distributed with mean β and a standard deviation σ.y.x / √(x-x`)². That is the variable z = b - β/σ.y.x / √(x-x`)² is a standard normal variable. But σ.y.x is not known so we use S.y.x and also student's t distribution rather than normal distribution.
t= b - β/S.y.x / √(x-x`)² = b - β/Sb [Sb = S.y.x / √(x-x`)²]
with v= n-2 degrees of freedom.
Consequently
P [ - t α/2< b - β/Sb < t α/2] = 1- α
or
P [ b- t α/2 Sb< β < b+ t α/2 Sb] = 1- α
Hence a 100( 1-α) percent confidence for β the population regression coefficient for a particular sample size n <30 is given by
b± t α/2 Sb
Using the same statistic a confidence interval for α can be constructed in the same way for β replacing a with b and Sa with Sb.
a± t α/2 Sa
Using the t statistic we may construct the confidence interval for U.y.x for the given value X0 in the same manner
Y~0 ± t α/2(n-2) SY~
Y~0= a+b X0
x + 121 = 4x - 20 what is x
Answer:
x = 47
Step-by-step explanation:
x + 121 = 4x - 20
-3x + 121 = - 20
-3x = -141
x = 47
So, the answer is x = 47
3x+12y=-8 show ur work
Here is the attached image for the answer. If you write it in in slope-intercept form, y=mx+b. You will get the answer below in the attached image.
Which of the following expressions represents the quotient of forty-five and a number?54 ÷ z45 ÷ zz ÷ 45z ÷ 54
The quotient of 45 and a number:
Let the number be z,
\(45\div z\)Answer: second option
Given: HF || JK; HG ≅ JG
Prove: FHG ≅ KJG
To prove that the triangles are congruent by ASA, which statement and reason could be used as part of the proof?
To prove that the triangles are congruent by ASA, the statement and reason could be used as part of the proof is option (A) ∠FGH ≅ ∠KGJ because vertical angles are congruent.
Here we have two triangle FHG and KJG,
The sides HF and the side JK are parallel
The length of the side of the HG and the length of the side JG are equal
HG ≅ JG
According to the ASA property of congruent, if the two angle and one side of the triangle are equal to the two angle and one side of the other triangle, then the both triangles are congruent
Here we have to prove that angle FHG and angle KJG are vertical angles
Here the vertical angles are congruent
Therefore, the statement that can be the part of proof is option (a) angle FGH ≅ angle KGJ because vertical angles are congruent.
I have solved the question in general, as the given question is incomplete
The complete question is:
Given: HF || JK; HG ≅ JG
Prove: FHG ≅ KJG
To prove that the triangles are congruent by ASA, which statement and reason could be used as part of the proof?
a) FGH ≅ KGJ because vertical angles are congruent.
b) JKG ≅ HFG because vertical angles are congruent.
c) FHG ≅ JKG because right angles are congruent.
d) HFG ≅ KJG because alternate interior angles are congruent.
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A serving size of oreo cookies is 3 cookies which is 20% of a box of cookies come ina a box
Answer:
tell us the rest of the questionnnnnnn
Step-by-step explanation:
Consider this equation
1/x-1 = | x-2 |
Using three iterations of successive approximation, what is the approximate solution to the equation? Use the graph as a starting point.
A. x ≈ 43/16
B. x ≈ 21/8
C. x ≈ 41/16
D. x ≈ 19/8
The approximate solution to the equation 1/x-1 = |x-2| after three iterations of successive approximation is x ≈ 5/2 or x ≈ 2.5.
To solve the equation 1/x-1 = |x-2| using three iterations of successive approximation, we will start with an initial guess and refine it using an iterative process.
Given that the equation involves absolute value, we will consider two cases:
Case 1: x - 2 ≥ 0
In this case, |x-2| simplifies to x-2, and the equation becomes 1/(x-1) = x-2.
Case 2: x - 2 < 0
In this case, |x-2| simplifies to -(x-2), and the equation becomes 1/(x-1) = -(x-2).
Now, let's perform the successive approximation:
Iteration 1:
Let's start with an initial guess, x = 2.
Case 1: When x - 2 ≥ 0,
1/(2-1) = 2-2,
1/1 = 0,
which is not true.
Case 2: When x - 2 < 0,
1/(2-1) = -(2-2),
1/1 = 0,
which is not true.
Since our initial guess did not satisfy the equation in either case, we need to choose a different initial guess.
Iteration 2:
Let's try x = 3.
Case 1: When x - 2 ≥ 0,
1/(3-1) = 3-2,
1/2 = 1,
which is not true.
Case 2: When x - 2 < 0,
1/(3-1) = -(3-2),
1/2 = -1,
which is not true.
Again, our guess did not satisfy the equation in either case.
Iteration 3:
Let's try x = 2.5.
Case 1: When x - 2 ≥ 0,
1/(2.5-1) = 2.5-2,
1/1.5 = 0.5,
which is true.
Case 2: When x - 2 < 0,
1/(2.5-1) = -(2.5-2),
1/1.5 = -0.5,
which is not true.
Our guess of x = 2.5 satisfies the equation in Case 1.
Therefore, the approximate solution to the equation 1/x-1 = |x-2| after three iterations of successive approximation is x ≈ 5/2 or x ≈ 2.5.
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A DVD normally costs $22. This week it is on sale for 25% off the original price. What is the sale price of the DVD?
Answer:
$16.5
Step-by-step explanation:
25 % of 22 is 5.5
22 - 5.5 = 16.5
The sale price of the DVD in this week on sale for 25% off on the original price is $16.5.
Given that the original price of a DVD is $22, that means the cost of the DVD is $22.
This week the sale on the original price of a DVD. The sale is that 25% off on the original price of a DVD, that is 25% off on $22.
Here, calculate the discount on the original price of a DVD.
\(Discount=22\times25 \%\\Discount=22\times\frac{25}{100}\\Discount=\frac{22}{4} \\Discount=\$5.5\)
The discount is $5.5 on the original price of a DVD.
Therefore, the sale price of a DVD on this week after the discount:
\(Sale\ price= \$22-$5.5\\Sale\ price=\$16.5\)
Thus, the sale price of a DVD is $16.5.
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Find the surface area of a cylinder with a height of 8 and a base radius of 5 m.
Use the value 3.14 for, and do not do any rounding.
Be sure to include the correct unit.
Using the height and radius given, the surface area of the cylinder is 408.2m²
What is surface area of a cylinder?The surface area of a cylinder is the combined area of its curved surface (lateral surface) and its two circular bases. The formula for the surface area of a cylinder is:
A = 2πrh + 2πr²
where:
A is the surface area of the cylinder,π is the mathematical constant r is the radius of the base of the cylinder, andh is the height (or length) of the cylinder.In the given question, the data are;
h = 8mr = 5mSubstituting the value into the formula
A = 2π(5 * 8) + 2π(5)²
A = 408.2m²
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3 1/4 -1/2
I’m having trouble
expand 3 1/4
(12+1)/4
addition
13/4
expand 1/2
2/4
(13-2)/4=
11/4=
2 3/4
Write down the ratio 240 kg to 6 kg.
Give your answer in its lowest form.
The ratio of the given 240 kg to 6 kg will be 40:1.
What is Ratio?
Comparing two amounts of the same units and determining the ratio tells us how much of one quantity is in the other. Two categories can be used to categorise ratios. Part to whole ratio is one, and part to part ratio is the other. The part-to-part ratio shows the relationship between two separate entities or groupings. Mathematicians use the term "ratio" to compare two or more numbers. It serves as a comparison tool to show how big or tiny an amount is in relation to another. Two quantities are compared using division in a ratio. In this case, the dividend is referred to as the "antecedent" and the divisor as the "consequent."
the ratio 240 kg to 6 kg.
It will be simple 240/6 :: 40 :1
Hence the ratio of the given data will be 40:1
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Which of the following is an equivalent expression of 14x² +18x + 5?
A 32x³ +5
B 14x²(18x + 5)
C 5(14x² + 18x)
D 18x + 14x² +5
Answer: the correct answer is D
Step-by-step explanation:
The average college lecture hall (auditorium) can seat 60 students with a standard deviation of 21. Assume that a total of 60 lecture halls are selected for a sample. What is the standard deviation for the sample mean?
Answer:
The standard deviation of the sample mean is \(\sigma _ {\= x } = 2.711\)
Step-by-step explanation:
From the question we are told that
The mean is \(\= x = 60\)
The standard deviation is \(\sigma = 21\)
The sample size is \(n = 60\)
Generally the standard deviation of the sample mean is mathematically represented as
\(\sigma _ {\= x } = \frac{\sigma }{\sqrt{n} }\)
substituting values
\(\sigma _ {\= x } = \frac{ 21 }{\sqrt{60} }\)
\(\sigma _ {\= x } = 2.711\)
A man deposited GH¢14100.00 at 8% per annum compound interest. If at the end of 4
years he transfers the total amount to another bank offering 12% compound interest per
annum.
a. How much interest did he get at the end of 7 years?
b. Calculate the total amount he received at the end of seven years.
26950 is the total amount he received at the end of seven years.
What is your interest in simple words?
Interest is the price you pay to borrow money or the cost of borrowing money. Interest is usually given as an annual percentage of the loan amount. This percentage is called the interest rate on the loan.
given,
pv= 14100
r1-4= 8%
n = 7
r5-7= 12%
A) interest = FV - PV
= PV * ( 1 + r )ⁿ - pv
= 14100 * ( 1 + 0.08)⁴ * ( 1 + 0.12)³ - 14100
= 26,950.59 - 14100
= $12850.59
b) fv= pv * (1 + r)ⁿ
= 14100 * ( 1 + 0.08)⁴ * ( 1 +0.12 )³
= 26950
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What agreement did Britain and the United States make in the Treaty of 1818?
joint control of the Oregon Country for ten years
joint control of West Florida for ten years
O joint control of fishing rights off Canada for ten years
O joint control of Latin America
Answer:
A
Step-by-step explanation:
Unit Test on a Edge today. ; )
Answer:
its A
Step-by-step explanation:
i got a 100 on my quiz
How to multiply
(c+7)(3x-2)
Answer:
3cx - 2c + 21x - 14
Step-by-step explanation:
( c + 7 ) ( 3x - 2 )
= c ( 3x - 2 ) + 7 ( 3x - 2 )
= c ( 3x ) - c ( 2 ) + 7 ( 3x ) - 7 ( 2 )
= 3cx - 2c + 21x - 14
Answer:
3cx-2c+21x-14
Step-by-step explanation:
try to expand it by multiplying everything in the first brackets by every thing in the second brackets.
c(3x-2)+7(3x-2)
3cx-2c+21x-14
I hope this helps