EASY POINTS AND QUESTIONS
Answer:
sweet then
Step-by-step explanation:
If you multiply a number by 3 and divide by 4, the result is 24. What is the number?.
Answer:
32
Step-by-step explanation:
This is the step by step explanation
32×3=96
96÷4=24
Order the integers from least to greatest. 4, –4, –2, 2, –8
Please help me out with this algebra2
Answer:
Step-by-step explanation:
a.) S(t)=9t-4
S(4)= 9(4)-4
= 36-4
S(4)=32
b.) S(4) means the number of people who got the flu in 4 days.
c.) S(t)=23 t=23/s
d.) I'm not sure on this one. S(t)=23 means 23 people got the flu in t days
e.) Choose values as inputs- these will be your x values, your putput will be the y.
I think I did this right, Hope this helps :)
i really need help please i am failing amth
Answer:
The correct answer is 95 degree........
Answer:variable is 75
Step-by-step explanation:
Ricky rolled a 6-sided die 23 times and got the number "5" seven times. Using experimental probability, what are the odds (in a percent) that Ricky will roll a "5" on his next turn? A. 71.4% B. 16.7% C. 30.4% D. 21.7%
Answer:
D
Step-by-step explanation:
What is 10x-6x+180=10x+96? Solve for X.
Answer:
14
Step-by-step explanation:
10x-6x+180=10x+96
or, 4x+180=10x+96
or, 180-96=10x-4x
or, 84=6x
therefore, x=84/6 =14
Please help it’s geometry
Landon is going to invest in an account paying an interest rate of 6. 6% compounded daily. How much would landon need to invest, to the nearest dollar, four the value of the account to reach $3,250 in 18 years
Landon would need to invest approximately $1,150 to reach a future value of $3,250 in 18 years with an interest rate of 6.6% compounded daily.
To determine how much Landon needs to invest, we can use the compound interest formula, which is:
A = P(1 + r/n)^(nt)
where A is the future value of the account, P is the principal amount (the amount Landon needs to invest), r is the interest rate (in decimal form), n is the number of times the interest is compounded per year, and t is the number of years.
In this case, the interest rate is 6.6% or 0.066, the account is compounded daily, so n = 365, and t = 18. We want to find the principal amount, P, that will result in a future value of $3,250.
Substituting these values into the formula, we get:
3,250 = P(1 + 0.066/365)^(365*18)
Simplifying the right-hand side of the equation, we get:
3,250 = P(1.000181)^6,570
Dividing both sides by (1.000181)^6,570, we get:
P = 3,250 / (1.000181)^6,570
Using a calculator, we can evaluate this expression to find that:
P ≈ $1,150.52
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What is the slope of the line that contains the points (6,-1) and (2,4)
Answer:
-1.25
Step-by-step explanation:
y= -1.25x+6.5
Help me with this please
Answer:
B
Step-by-step explanation:
its b bc its inclusive and rhe others font make much sense
If z is directly proportional to the product of x and y and if z is 10 when x is 4 and y is 5, then x, y, and z are related by the equation
The equation relating x, y, and z is:
z = 0.5 * x * y.
In the given problem, the relationship between x, y, and z can be expressed by the equation z = k * x * y, where k represents the constant of proportionality. By substituting the values of x = 4 and y = 5, when z is equal to 10, we can determine the value of the constant of proportionality, k, and further define the relationship between the variables.
To find the constant of proportionality, we substitute the known values of x = 4, y = 5, and z = 10 into the equation z = k * x * y. This gives us the equation 10 = k * 4 * 5. By simplifying the equation, we have 10 = 20k. To isolate k, we divide both sides of the equation by 20, resulting in k = 0.5. Therefore, the equation relating x, y, and z is z = 0.5 * x * y, meaning that z is directly proportional to the product of x and y with a constant of proportionality equal to 0.5.
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Mrs. Hynes gave each of her 8
students 3 pieces of candy. She
gave 1 student 2 extra pieces for
good behavior. How many pieces of
candy did she
give away in all?
PLEASE HELP and show work too please
Which expression can be used to determine the volume of water in a rain barrel after d days if there were 198.6 gallons of water in the barrel and 12.2 gallons are used each day
Step-by-step explanation:
x = days y= amount of water in barrel
- 12.2 x = water used in 'x' days
subtract this from the water already in the barrel to get
y = 198.6 - 12.2x gallons
Consider the system of differential equations = -1/2x1 +-3/212 y=-3/21 +-1/2x2 where: 1 and 2 are functions of t. Our goal is to find the general solution of this system. a) This system can be written using matrices as X'= AX, where X is in R2 and the matrix A is A= sin (a) ə Әх f [infinity] a S2 E ASD 酒 b) Find the eigenvalues and eigenvectors of the matrix A associated to the system of linear differential equatons. List the eigenvalues separated by semicolons. Eigenvalues: Give an eigenvector associated to the smallest eigenvalue. Answer: sin (a) Ox sin (a) f 8 8 f Dz Give an eigenvector associated to the largest eigenvalue. Answer: a 100 S2 a S E E Q c) The general solution of the system of linear differential equations is of the form X₁ X1 +0₂X₂, where cy and c₂ are constants, and X1 % and X₂- Po sin (a) sin (a) 0 Or f 05 00 a 12 O n E E · We assume that Xy is assoicated to the smallest eigenvalue and X to the largest eigenvalue. Use the scientific calculator notation. For instance, 3e tis written 3e^(-41)
a) The system of differential equations = -1/2x1 +-3/212 y=-3/21 +-1/2x2 can be written using matrices as X'= AX, where X is in R2 and the matrix A is A= \(sin (a) ə Әх f [infinity] a S2 E ASD 酒.\)
b) The eigenvalues and eigenvectors of the matrix A associated to the system of linear differential equations is given below:
Eigenvalues:
sin(a); sin(a)Associated eigenvector to the smallest eigenvalue:
sin(a) OxF8; sin(a) Dzf
Associated eigenvector to the largest eigenvalue: a 100 S2; a S E E Q.
c) The general solution of the system of linear differential equations is of the form X₁X1 +0₂X₂, where cy and c₂ are constants, and X1 % and X₂- Po sin (a) sin (a) 0 Or f 05 00 a 12 O n E E.
It is assumed that Xy is associated to the smallest eigenvalue and X to the largest eigenvalue.
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Find the solutions to the equation 102x 11 = (x 6)2 – 2. Which values are approximate solutions to the equation? Check all that apply.
The approximate solutions to the equation 102x 11 = (x 6)2 – 2 need to be checked.
To find the solutions to the equation, we need to solve for x. Rearranging the equation, we have 102x + 11 = (x - 6)^2 - 2. Expanding the right side, we get 102x + 11 = x^2 - 12x + 36 - 2. Simplifying further, we have 102x + 11 = x^2 - 12x + 34.
To determine the approximate solutions, we can graph the equation or use numerical methods such as the Newton-Raphson method or the bisection method. Unfortunately, without further information or access to a graphing tool or numerical method, it is not possible to provide the specific approximate solutions. Therefore, the values of the approximate solutions to the equation cannot be determined without additional calculations or tools
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I don’t know how to do this can someone help?
Answer:
i think its B cause 4 was the radius
Step-by-step explanation:
I need this answer quickly :(
it is 31. i hope this helped you!
Answer:59
Step-by-step explanation:
A town's yearly snowfall in inches over a 10-year period is recorded in this table. what is the mean of the snowfall amounts? 15.0 in. 17.0 in. 17.9 in. 18.9 in
The mean is said to be an arithmetic mean. The mean of the snowfall is 17.9 inches then the correct option is C.
What is Mean?Mean is simply defined as the average of the given set of numbers. The mean is considered one of the measures of central tendencies in statistics. It is the ratio of the sum of the observation to the total number of observations.
A town's yearly snowfall in inches over a 10-year period is recorded in this table.
Year Snowfall in inches
1997 15
1998 11
1999 18
2000 25
2001 13
2002 20
2003 16
2004 28
2005 15
2006 18
Then the mean will be
\(\rm Mean = \dfrac{15+11+18+25+13+20+16+28+15+18}{10}\\\\Mean = \dfrac{179}{10}\\\\Mean = 17.9\)
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Answer:
C
Step-by-step explanation:
17.9
Can someone explain and give me an answer?
Answer:8x+10y cannot be simplified
Step-by-step explanation: They have different variables.
the sum of two complex numbers is 7+8i. the difference of the numbers is 1-2i. what is the product of the numbers?
The product of the complex numbers is -3 + 29i
How to find the product of the complex numbers?Let the complex numbers be
M = x + iy and N = a + ibTheir difference M - N = x + iy - (a + ib) = x - a + i(y - b)
Their sum M + N = x + iy + (a + ib) = x + a + i(y + b)
Since the sum of two complex numbers is 7 + 8i, we have that
M + N = x + a + i(y + b) = 7 + 8i
⇒x + a = 7 (1) and y + b = 8 (2)
Also, the difference of the numbers is 1 - 2i, we have that
M - N = x - a + i(y - b) = 1 - 2i
⇒ x - a = 1 (3) and y - b = -2 (4)
Adding equations (1) and (2), we have
x + a = 7
+
x - a = 1
2x = 8
x = 8/2
x = 4
Substituting x = 4 into equation (1), we have
x - a = 1
4 - a = 1
a = 4 - 1
a = 3
Adding equations (2) and (4), we have
y + b = 8
+
y - b = -2
2y = 6
y = 6/2
y = 3
Substituting y = 3 into equation (2), we have
y + b = 8
3 + b = 8
b = 8 - 3
b = 5
So,
M = x + iy = 4 + 3i and N = a + ib = 3 + 5iSo, their product M × N = (4 + 3i)(3 + 5i)
= 4 × 3 + 4 × 5i + 3 × 3i + 3i × 5i
= 12 + 20i + 9i - 15
= 12 - 15 + 20i + 9i
= -3 + 29i
So, the product of the complex numbers is -3 + 29i
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Match the result of solving an equation to the number of solutions the equation has
3 = 3
no solution
6 = 3
infinitely many solutions
one solution
x=3
Answer:
x=3 is one solution
3=3 has infinitely solutions
6=3 has one solutions.
Step-by-step explanation:
I got it correctt on Edg.
Answer: x = 3 one solution
3=3 infinitely many solutions
6=3 no solution
How much food can this container hold? Express your answer in terms of it. 277 in. 3 in. 9 in. 187 in 3 811 in. Ort in. 3 00
AGHHH HELP
Answer:
27 pi in^3
Step-by-step explanation:
volume of the cone
= 1/3 x pi x r^2 x h
= 1/3 x pi x(3)^2 x (9)
= 27 pi in^3
PLEASE HELP!! DUE SOON :( #40
Answer:
Types of polygon
Polygons can be regular or irregular. If the angles are all equal and all the sides are equal length it is a regular polygon.
Regular and irregular polygons
Interior angles of polygons
To find the sum of interior angles in a polygon divide the polygon into triangles.
Irregular pentagons
The sum of interior angles in a triangle is 180°. To find the sum of interior angles of a polygon, multiply the number of triangles in the polygon by 180°.
Example
Calculate the sum of interior angles in a pentagon.
A pentagon contains 3 triangles. The sum of the interior angles is:
180 * 3 = 540
The number of triangles in each polygon is two less than the number of sides.
The formula for calculating the sum of interior angles is:
(n - 2) * 180 (where n is the number of sides)
Describe the correlation.
A)
no correlation
B)
prime correlation
C)
positive correlation
D)
negative correlation
Answer: is A
there in no correlation because the dots do not connect
Step-by-step explanation: it is correct
A rider is riding a bicycle on a 6-foot wall at a rate of 1 foot per second. The wheels have a radius of 1 foot, and a piece of gum becomes stuck to the rear wheel as shown, continuing to travel with the bicycle. Find the following (take ground level to be 0): Gum’s minimum height: ft Gum’s maximum height: ft.
The piece of gum is stuck to the rear wheel. Then the minimum height is 8ft and the maximum height is 8ft from the ground.
What is a circle?It is a locus of a point drawn at an equidistant from the center. The distance from the center to the circumference is called the radius of the circle.
A rider is riding a bicycle on a 6-foot wall at a rate of 1 foot per second.
The wheels have a radius of 1 foot, and a piece of gum becomes stuck to the rear wheel as shown, continuing to travel with the bicycle.
Then the diameter of the rear wheel is 2 ft.
A rider is riding a bicycle on a 6-foot wall, therefore the height of the lowest point of the rear wheel is 6 ft from the ground. And the highest point of the rear wheel is (6 + 2 = ) 8 ft.
If the piece of gum is stuck to the rear wheel, hence the minimum height is 8ft and the maximum height is 8ft from the ground.
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Answer:
minimum 6ft, max 8 ft
Step-by-step explanation:
If there are 10 marbles in a bag 1/5 of them are red and the others are blue. What is the ratio of red marbles to blue marbles ?
Answer:
4:1
Step-by-step explanation:
We know 1/5 of the marbles are red.
There are 10 marbles.
1/5 is also 2/10, so:
2 of the 10 marbles are red.
To find the blue marbles, lets subtract the red marbles from the total marbles:
10-2=8
So 8 of the marbles are blue.
This is a ratio of 8 blue to 2 red marbles.
Or
4 blue to 1 red marbles.
This can be shown as:
4 : 1
Hope this helps!
make x the subject of the formula
y = 7x + 4
If the amount of change a statistics student carries has a mean of $0.88 and a standard deviation of $0.30, suppose that we randomly pick 36 online statistics students. Find the probability the average of 36 students is between $.80 and $1. The Probability that an individual student has between $.80 and $1 is .9370.
We have the following:
We must calculate the value of z
a.
\(Z=\frac{x-m}{s}\)x, is the value to evalute (0.8 - 1)
m, is the mean (0.88)
s, is the standard deviation (0.3)
n, is the sample size (36)
\(\begin{gathered} \frac{0.8-0.88}{0.3}Now,\(0.6554-0.3974=0.258\)Therefore, the probability is 0.258 or 25.8%
b.
\(Z=\frac{x-m}{\frac{s}{\sqrt[]{n}}}\)x, is the value to evalute (0.8 - 1)
m, is the mean (0.88)
s, is the standard deviation (0.3)
n, is the sample size (36)
replacing:
\(\begin{gathered} \frac{0.8-0.88}{\frac{0.3}{\sqrt[]{36}}}now,\(0.9918-0.0548=0.937\)Therefore, the probability is 0.937 or 93.7%
solve for x and y pls and thank u
Answer:
fourth
Step-by-step explanation:
Angle X is the inscribed angle of the two arcs that measure 122 and 64 so
\(x = \frac{1}{2} (122 + 64)\)
\(x = \frac{1}{2} (186) = 93\)
A cyclic quadrilateral states that the opposite angles add up to 180
so
\(y = 18 0 - 83 = 97\)
The correct answer is the fourth option