We can say that this its an arithmetic sequence because it has a common difference:
d=303-309=-6
d=297-303=-6
Arithmetic sequences are represented by the following expression:
\(a_n=a_1+(n-1)d\)Where,
an=The term we want to find
a1= first term of the sequence
n= term position
d=common difference
\(\begin{gathered} a_{33}=309-6(33-1) \\ a_{33}=309-192 \\ a_{33}=117_{} \end{gathered}\)what is the property of 3x(5x7)=(3x5)7
The property you are referring to is called the associative property of multiplication. According to this property, when multiplying three numbers, the grouping of the numbers does not affect the result. In other words, you can change the grouping of the factors without changing the product.
In the equation you provided: 3x(5x7) = (3x5)7
The associative property allows us to group the factors in different ways without changing the result. So, whether we multiply 5 and 7 first, or multiply 3 and 5 first, the final product will be the same.
HELP!!! PLZZ THIS IS SO FRICKIN HARD!
Answer:
14.3%
Step-by-step explanation:
1/7=0.142857142857
round that to the nearest tenth and that is 0.143
make it a percentage and it is 14.3%
The sum of two integers is -186. The larger integer is 14 less than
three times the smaller number. Find the two integers.
The values of the two integers are -43 and -143.
What are the values of the two integers?Let the value of the smaller integer be "x".
Smaller integer = xLarger integer = 3x - 14Sum of the integers = -186Since, the sum of two integers is -186.
Smaller integer + Larger integer = -186
x + ( 3x - 14 ) = -186
Solve for x
x + 3x - 14 = -186
4x - 14 = -186
4x = -186 + 14
4x = -172
x = -172/4
x = -43
Hence;
The smaller integer = x = -43
The largere integer = 3x - 14 = 3(-43) - 14 = -143.
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If it is 7:00 pm in New Mexico (NM), what time is it in Maryland (MD)?
United States
Pok
Morgan
Canon
Eastern
O 5:00 pm
O 8:00 pm
o 9:00 pm
O 6:00 pm
PLEASE HELP MEE!!
What is the inverse of the function shown?
The inverse of the function shown is (x + 5).
What is the inverse of the function?
A function that can reverse into another function is known as an inverse function or anti-function. In other words, the inverse of a function "f" will take y to x if any function "f" takes x to y. When a function is written as "f" or "F," its inverse is written as "\(f^{-1}\)" or "\(F^{-1}\)." Here, (-1) should not be confused with an exponent or a reciprocal.
Coordinates of the given line are (8,3) and (-2,-7)
The function of the given graph for two points form is
\(y-y_{1} = \frac{y_{2}-y_{1} }{x_{2} -x_{1}} (x-x_{1} )\)
or, \(y-3 = \frac{-7-3 }{-2-8} (x-8 )\)
or, y - 3 = x - 8
or, y = x -8 + 3 = x - 5
y = x - 5
To find the inverse, replace x with y and y with x then, we get
x = y - 5
y = x + 5
\(f^{-1}\) = x + 5
Hence, the inverse of the function shown is (x + 5).
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.......... do it now? Can't I do it later?
a) I've to
b) Have I
c) Do I have to
d) Should I
Answer:
d
Step-by-step explanation:
You are asking a question trying to suggest whether it can be done later
Mr Wilinks deposited $1,500 in a new account at his bank. The bank pays 2.5% interest compounded annually on his account. Mr Wilinks makes no additional deposits or withdrawals. What is the balance of the account at the end of 4 years?
Y=2x+2 graph the equation using the slope and y-intercept
Answer:
See graph attached
Step-by-step explanation:
Our life is simple because the equation \(y=2x+2\) is already put in slope-intercept form.
This form is called slope-intercept because it states exactly what it's called: The number multiplied by \(x\) (the constant of proportionality, in this case, 2) is the slope - and the y-intercept is what is being added to the equation (in this case, also 2, since there is a +2 at the end.)
With this info, we can start graphing.
We know that the y-intercept is 2, meaning one point will be (0,2).
We also know that the slope is 2, meaning every time x increases by 1, y will increase by 2. So the next point is (1, 4), the next is (2, 6), and so on.
Hope this helped!
The graph of the function y = 2x + 2 is added as an attachment
Sketching the graph of the functionFrom the question, we have the following parameters that can be used in our computation:
y = 2x + 2
The above function is a linear function that has been transformed as follows
Slope = 2y-intercept = 2Next, we plot the graph using a graphing tool by taking not of the above transformations rules
The graph of the function is added as an attachment
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Find the LCM of 16,25 and 35 using the prime factorization method
Answer:
it's 2800
Step-by-step explanation:
2×2×2×2×5×5×7
PLS HELP ME 10PTS
An artist creates a cone-shaped sculpture for an art exhibit. If the sculpture is 7 feet tall and has a base with a circumference of 27.632 feet, what is the volume of the sculpture?
Answer: The volume of the sculpture is 141.84 cubic-feet
Step-by-step explanation: Please see the attachments below
Seth is using the figure shown below to prove Pythagorean Theorem using triangle similarity:
In the given triangle ABC, angle A is 90° and segment AD is perpendicular to segment BC.
The figure shows triangle ABC with right angle at A and segment AD. Point D is on side BC.
Which of these could be a step to prove that BC2 = AB2 + AC2?
possible answers -
By the cross product property, AB2 = BC multiplied by BD.
By the cross product property, AC2 = BC multiplied by BD.
By the cross product property, AC2 = BC multiplied by AD.
By the cross product property, AB2 = BC multiplied by AD.
The correct step to prove that \(BC^2 = AB^2 + AC^2\) is:
By the cross product property, \(AC^2 = BC \cdot AD\).
To prove that \(BC^2 = AB^2 + AC^2\), we can use the triangle similarity and the Pythagorean theorem. Here's a step-by-step explanation:
Given triangle ABC with right angle at A and segment AD perpendicular to segment BC.
By triangle similarity, triangle ABD is similar to triangle ABC. This is because angle A is common, and angle BDA is a right angle (as AD is perpendicular to BC).
Using the proportionality of similar triangles, we can write the following ratio:
\($\frac{AB}{BC} = \frac{AD}{AB}$\)
Cross-multiplying, we get:
\($AB^2 = BC \cdot AD$\)
Similarly, using triangle similarity, triangle ACD is also similar to triangle ABC. This gives us:
\($\frac{AC}{BC} = \frac{AD}{AC}$\)
Cross-multiplying, we have:
\($AC^2 = BC \cdot AD$\)
Now, we can substitute the derived expressions into the original equation:
\($BC^2 = AB^2 + AC^2$\\$BC^2 = (BC \cdot AD) + (BC \cdot AD)$\\$BC^2 = 2 \cdot BC \cdot AD$\)
It was made possible by cross-product property.
Therefore, the correct step to prove that \(BC^2 = AB^2 + AC^2\) is:
By the cross product property, \(AC^2 = BC \cdot AD\).
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PQR is a right angled triangle. The area of the triangle is 6cm² and |QR|= 3cm.
find |PR|
Answer:
PQ = 4cm
QR = 3cm
PR = 5cm
Area = 6cm²
Step-by-step explanation:
Area of triangle = 0.5 × Base × Height
6 = 0.5 × 3 × PQ
Let PQ be = x6 = 0.5 × 3 × x
\( \frac{6}{0.5 \times 3} = x\)
x = 4cm
PQ = 4cm
Since, it is a right angled triangle applying Pythagoras Theorem,
PR =
\( \sqrt{ {3}^{2} + {4}^{2} } \\ = \sqrt{9 + 6} \\ = 5cm\)
PR = 5cm
find the product of 3x × 2x
Answer:
6X²
Step-by-step explanation:
When multiplying terms like this, multiply the numbers by the numbers and the X's by the X's:
3X × 2X
(3×2)(X×X)
(6)(X²)
6X²
Find a formula for the general term a_n of the sequence, assuming that the pattern of the first few terms continues. {1, -2/3, 4/9, -8/27,... }
Answer:
\(a_{n}\) = \((-\frac{2}{3}) ^{n-1}\)
Step-by-step explanation:
The sequence has a common ratio between consecutive terms , that is
r = \(\frac{a_{2} }{a_{1} }\) = \(\frac{a_{3} }{a_{2} }\) = \(\frac{a_{4} }{a_{3} }\) = - \(\frac{2}{3}\)
This indicates the sequence is geometric with nth term
\(a_{n}\) = a₁ \((r)^{n-1}\)
where a₁ is the first term
Here a₁ = 1 and r = - \(\frac{2}{3}\) , then
\(a_{n}\) = 1 \((-\frac{2}{3}) ^{n-1}\) = \((-\frac{2}{3}) ^{n-1}\)
One day a store sold 25 sweatshirts. White ones cost $11.95 and yellow ones cost $12.50. In all, $304.25 worth of sweatshirts were sold. How many of each color were sold?
Answer:
white: 15yellow: 10Step-by-step explanation:
Let y represent the number of yellow sweatshirts sold. Then the total revenue is ...
$11.95(25 -y) +$12.50(y) = $304.25
$0.55y +$298.75 = $304.25 . . . simplify
$0.55y = $5.50 . . . . . . subtract $298.75
y = 10 . . . . . . . . . . divide by $0.55
25-y = 15 . . . . the number of white sweatshirts sold
10 yellow and 15 white sweatshirts were sold.
4 The equation of a line is y= 5x+7. (a) What is the slope of a line parallel to it? (b) What is the slope of a line perpendicular to it? (Simplify your answer.)
The general form of equation of line is :
y = m(x -a ) + b
where m = slope, (a,b) = passing points
The given equation of line : y = 5x + 7
On comparing it with the general form of line
we get : a = 0, b = 7, m =5
Slope = 5
a) If the two lines are parallel then the slopes of both the lines are equal.
Let the slope of the parallel line is x
slope of the given line is 5
since, the slopes are equal thus x = 5
slope of line parallel to the line y= 5x+7. is 5
b) If the two lines are perpendicular then the product of thier slope is (-1)
Let the slope of the perpendicular line is n
since the slope of the given line is 5
so, from the above statement of slopes of perpendicular lines: 5n = -1
5n = -1
n = -1/5
n = -1/5
slope of line perpendicular to the line y= 5x+7. is -1/5
Answer:
a) slope = 5
b) slope = -1/5
Can anyone help???????
Answer:
BStep-by-step explanation:
The HCF ( highest common factor) of 84 and 96 is 12
option A is not possible because the outcome of 8/12 is not an integer
option C is not possible because the outcome of 45/12 is not an integer
option D is not possible because the outcome of 6/12 is not an integer
option B is possible because the the HCF of 24 and 36 is 12
Based on this relative frequency histogram, give the maximum lower bound and minimum upper bound for the median number of points the basketball player scored over his last 21 games. A player can only score a whole number of points in a basketball game. lower bound = upper bound =
The maximum lower bound and minimum upper bound for the median number of points the basketball player scored over his last 21 games are:
Lower bound = 9.5
Upper bound = 30
What are the points scored in a basketball?In basketball, players can score 1, 2, 3 (or even 4 or 5 points) during a possession.
Players who score five points are fouled in the act of shooting a three-pointer and making the shot.
Players who score four points attempt a three-pointer and make the subsequent foul shot.
Players who score three points go beyond the 3-point line, in bounds.
Players who score two points go inside the 3-point line, in bounds.
Players who score one point make free throws.
Data and Calculations:Basketball scores = 1, 2, 3, 4, 5 points
Median = 3 per possession
Relative Frequency of Scores(ordered):9.5 10 12.5 15 15.5 18.5 20 21.5 25 26 30 30
Thus, the maximum lower bound and minimum upper bound for the median number of points the basketball player scored over his last 21 games are 9.5 and 30.
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Question Completion:Relative Frequency of Scores
30 30 26 25 20 15 10 9.5 12.5 15.5 18.5 21.5
2. The client wants the four kitchen windows to be framed with a special molding. If the
windows are 22 inches by 24 inches , how many total inches of molding are needed fo
the kitchen windows?
Answer:
2,112 inches
Step-by-step explanation:
4 kitchen windows
1 window (22 x 24)
4(22 x 24)
multiplying the brackets by 4 for the 4 windows
4(22 x 24) = 2,112
I need the answer ASAP
In order to rationalize the denominator of the fraction, we need to multiply the fraction by the conjugate of the expression in the denominator.
The conjugate is the same expression but with the signal between the numbers changed.
So we have:
\(\frac{4}{3+\sqrt[]{7}}=\frac{4}{3+\sqrt[]{7}}\cdot\frac{3-\sqrt[]{7}}{3-\sqrt[]{7}}=\frac{4(3-\sqrt[]{7})}{3^2-(\sqrt[]{7})^2}=\frac{12-4\sqrt[]{7}}{9-7}=\frac{12-4\sqrt[]{7}}{2}\)So the new denominator of the fraction is 2, therefore the correct option is D.
Which expression is equivalent to 6√8 √√2?
A. 48√/2
B. 24
C. 24√2
D. 48
Answer:
\(6 \sqrt{8} \sqrt{2} = 6 \sqrt{16} = 6(4) = 24\)
B is the correct answer.
Amanda and her best friend found $186 buried in a field. They split the money.evenly. How much money did each girl get?
Amanda and her best friend got $93 each .
To Split a number into two equal half the the number gets divided by 2.
For Example : To split 50 into two equal half , we divide by 2,
So 50/2 = 25 .
In the question
It is given that Amanda and her best friend found $186
To split the money evenly , the amount needs to be divided into two equal half , that means it should be divided with 2.
that means ,
On dividing 186 by 2
we get
= 186/2
= 93
Therefore , Amanda and her best friend got $93 each .
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Simplify -16x^8/-8x^9
An expression is a way of writing a statement with more than two variables or numbers with operations such as addition, subtraction, multiplication, and division.
The final expression of -16\(x^{8}\) / -8\(x^{9}\) is 2/x.
What is an expression?An expression is a way of writing a statement with more than two variables or numbers with operations such as addition, subtraction, multiplication, and division.
Example: 2 + 3x + 4y = 7 is an expression.
We have,
-16\(x^{8}\) / -8\(x^{9}\)
= (-16/-8)\(x^{8 - 9}\)
= 2 \(x^{-1}\)
= 2/x
Thus,
The final expression of -16\(x^{8}\) / -8\(x^{9}\) is 2/x.
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A single server queuing system has avg time between arrivals of 20 minutes and a service time of 10 mini each. Assuming poisson arrivals and exponential servie times, the utilization factor is approximately.
The system utilization is mathematically given as 20%.
What is the system utilization?
As per the information provided, a single- server queuing system with a Poisson arrival rate and an exponential service time with the vehicles coming at an average of 20 minutes apart would be the most efficient configuration.
Therefore, the rate of arrival is 20 minutes, and the average amount of time spent providing service is 4 minutes; hence, the rate of providing service is 4 minutes.
The equation for system utilization is mathematically given as:
system utilization= (the rate of service/the arrival rate)
system utilization= 4/20
system utilization=0.2
Thus, the required system utilization is 20%.
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PLEASE I NEED HELP IN THIS
HERE IS THE PICTURE IS JUST ONE QUESTION
Answer:
f(x) = -5/9x - 11/9
Step-by-step explanation:
Consider f(x) = y
so if x = -4 => y = 1 and x = 5 => y = -4
so (-4,1) and (5,-4) should be on the same linear equation
Slope m = (y2 - y1)/(x2 - x1)
m = (-4 - 1)/(5 - -4) = (-5)/(9) = -5/9
y = mx + b
given m = -5/9, x = -4, y = 1
1 = -5/9(-4) + b
b = 1 - 20/9
b = 9/9 - 20/9 = -11/9
so y = -5/9x - 11/9
or f(x) = -5/9x - 11/9
Mrs. Alonza ordered 4 x 10³ markers for her store. How many markers did she order?
need help
Determine when a simple 2x2 system of linear equations has no solutions.
If m = -5 or m = 3, the system of linear equations has no solution.
To determine the values of m for which the system of linear equations has no solution, we need to check the determinant of the coefficient matrix, which is:
| 3 m |
| m+2 5 |
The determinant is
= (3 x 5) - (m x (m+2))
= 15 - m^2 - 2m
= -(m^2 + 2m - 15)
= -(m+5)(m-3)
So, for the system to have no solution, the determinant must be zero, so we have:
-(m+5)(m-3) = 0
This gives us two values of m: m = -5 and m = 3.
Thus, if m = -5 or m = 3, the system of linear equations has no solution.
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Select ALL of the ordered pairs that are part of the solution set for this system of linear inequalities.
A
(−1,5)
B
(2,−4)
C
(7,−1)
D
(4,6)
E
(5,2)
It's b i got it right
UR ANSWER LUV WOULD BE
B
HOPES THIS HELPS!:)
I need help with this question please with details
The dimensions of the rectangular box are given as follows:
All the dimensions.
A. 6 inches long, 3 inches wide, 3 inches tallB. 9 inches long, 2 inches wide, 3 inches tallC. 18 inches long, 3 inches wide, 1 inch tallD. 27 inches long, 2 inches wide, 1 inches tallHow to obtain the volume of a rectangular prism?The volume of a rectangular prism, with dimensions length, width and height, is given by the multiplication of these dimensions, according to the equation presented as follows:
Volume = length x width x height.
The box's volume is obtained as follows:
54 x 1³ = 128 x (3/4)³ = 54 cubic inches. (the volume of a cube is the side length cubed)
Hence all the options can be the dimensions of the box, as all the options have a multiplication resulting in 54.
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Find equation in slope intercept form of the line passing through the points with given coordinates (-4,-2), (-2,2)
Answer:
y = 2x + 6
Step-by-step explanation:
We are given that a line runs through the points (-4,-2) and (-2,2).
We want to write the equation of this line in slope-intercept form.
Slope-intercept form is written as y=mx+b, where m is the slope and b is the value of y at the y intercept, hence the name.
First, we need to find the slope of the line.
The slope can be found using the formula \(\frac{y_2-y_1}{x_2-x_1}\), where \((x_1, y_1)\) and \((x_2, y_2)\) are points.
Even though we have two points, let's label the values of the points to avoid confusion & mistakes.
\(x_1=-4\\y_1=-2\\x_2=-2\\y_2=2\)
Now let's find the slope (remember: the formula has subtraction):
m=\(\frac{y_2-y_1}{x_2-x_1}\)
m=\(\frac{2--2}{-2--4}\)
This can be simplified:
m=\(\frac{2+2}{-2+4}\)
Add the numbers together.
m=\(\frac{4}{2}\)
Divide.
m = 2
The slope of the line is 2.
We can substitute this into the equation for m.
Here is the equation of the line so far:
y = 2x + b
We now need to find b.
As the equation passes through both (-4, -2) and (-2, 2), we can use either one of them to help solve for b.
Taking (-4, -2) for instance:
Substitute -4 as x and -2 as y in the equation we have.
-2 = 2(-4) + b
Multiply.
-2 = -8 + b
Add 8 to both sides.
6 = b
Substitute 6 as b into the equation.
y = 2x + 6
Topic: finding the equation of the line (slope-intercept form)
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