7 or more games
2x = 20+
so if he had 7 games, mark would have double (14 games)z 14+7=21. that's more that 20 games.
*Aggressively drops microphone*
Levi is an election officer. On election day, he travels from his home to the polling place,which appears 8 inches away on a map of the county. If the map uses a scale of 2 inches : 1mile, how far apart are Levi's home and the polling place in real life?miles
It is given that the distance on the map is 8 inches.
It is also given that the map uses a scale of 2 inches=1 mile.
Hence the actual distance is given by:
\(\frac{8}{2}=4\text{ miles}\)The distance in real life is 4 miles.
What is the solution of the equation 3 and minus 2 is equal to 46?
The solution of the equation 3z minus 2 is equal to 46 is 16.
The given equation '3z minus 2 is equal to 46' can be written as
3z - 2 = 46
Now solving for z because the value of z will give the required solution of the given equation. So now finding the z from the equation:
3z = 46 + 2
3z = 48
z = 48/3
z = 16
The value of the z is 16 which represents the solution of the given equation i.e 3z minus 2 is equal to 46.
Therefore it is concluded that the solution of the equation 3z minus 2 is equal to 46 is 16.
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Now change matrix B to a 3 x 3 matrix and enter these values for B:
B =
1.2 1.4 3.1
2.2 1.1 5.6
3.7 4.2 6.7
Then select A • B to calculate the product:
77 39 −33
1.2 1.4 3.1
2.2 1.1 5.6
3.7 4.2 6.7
=
c11 c12 c13
c11 =
c12 =
c13 =
Answer:
Step-by-step explanation:
56.1,12.1,23.6
plssssssssssssss help
\(\frac{8}{5}\) Converted to decimal is 1.6
Answer:
Ryan has some money which his mom gave him in the form of notes, there are different types of notes with their values denoted by an array A, i.e. i th element in the array represents the value of the i th note. The number of notes of each type is denoted by the index of that note in the array A, and the array indexing starts from 1 . If the array of notes is {2,4,6,7}, there is 1 note with value 2 , two notes with value 4 each. 3 notes with value 6 each and 4 notes with value 7 each. Now, Ryan's mother gave him a power. she told him that he could change the value of a type of note by placing it after or before any other type of note in the array. For example, he could change the position of 7 by placing it before 4 and so the new array will be {2,7,4,6}. Also, Ryan could perform this operation only once. Help Ryan find the maximum money he can make. Note: The catch is that some notes which Ryan has can have negative values too because his mother before giving him the notes, added a ( −) sign before their values. Input Specification: input 1: The number of elements in the array A. imput2: The values of notes i.e. the array A. rupt Specification: he maximum money which Ryan can make. mple 1: Example 1: input1: 4 inputz: [2,4,6,7) Output: 56 Explanation: Here, originally Ryan had (1 ∗
2)+(2 ∗
4)+(3 ∗
6)+(4 ∗
7)=56. Any change in position will not give him more money than this, so he did not change anything. Example 2: input1: 5 input2: {3,1,6,3,1} Output: 49 Explanation: Here, originally the array of notes is (3,1,6,3,1) and Ryan had (1∗3)+(2∗1)+(3∗6)+(4∗3)+ (5 ∗
1)=40. He can place the last element at the first position and then the updated array of notes would be (1,3,1,6,3) and Ryan would then have (1∗1)+(2 ∗
3)+(3∗1)+(4∗6)+(5∗3)=49. Note that any other representation of the notes will not give more money than this, So 49 will be returned as the answer.
The problem revolves around Ryan rearranging an array of notes with different values and counts to maximize the money he can make. By considering each note as a candidate for repositioning and calculating the potential money for each arrangement, the algorithm determines the maximum amount Ryan can earn. The solution involves iterating through the array, trying different note placements, and keeping track of the highest earnings achieved.
To help Ryan find the maximum money he can make by rearranging the notes, we can follow these steps:
Multiply each note value by its count in the original array to calculate the initial money.Iterate through the array and consider each note as a candidate for repositioning.For each candidate note, calculate the potential money Ryan can make by placing it before or after any other note.Keep track of the maximum money obtained among all the candidates.Return the maximum money.The program implementation in Python is:
def calculate_money(n, notes):
money = sum((i+1) * notes[i] for i in range(n)) # Initial money calculation
max_money = money # Initialize maximum money with the initial money
# Iterate through each note as a candidate for repositioning
for i in range(n):
temp_money = money # Temporary variable to store the money
# Calculate the potential money by repositioning the current note
for j in range(n):
if j != i:
temp_money += (abs(i-j) * notes[j]) # Calculate money for the current arrangement
# Update the maximum money if the current arrangement gives more money
max_money = max(max_money, temp_money)
return max_money
# Example usage:
n = int(input("Enter the number of elements in the array A: "))
notes = list(map(int, input("Enter the values of notes (separated by space): ").split()))
maximum_money = calculate_money(n, notes)
print("Maximum money that Ryan can make:", maximum_money)
The code will calculate and output the maximum money Ryan can make by rearranging the notes.
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prove that there are no solutions in integers x and y to the equation 2x2 + 5y2 = 14.
The quadratic equation does not have solutions where both x and y are integers.
How to prove that there are no integer solutions for the equation?Here we have the following quadratic equation:
2x^2 + 5y^2 = 14
We want to check that we can't solve this equation with x and y integers, to see that, we can start by isolating one of the variables:
2x^2 + 5y^2 = 14
5y^2 = 14 - 2x^2
y^2 = (14 - 2x^2)/5
y = ±√((14 - 2x^2)/5)
Now, trivially:
(14 - 2x^2)/5
Is not an integer for any integer value of x, and this happens because 5 is not a factor of 14, thus, for any integer value of x the value of y that we get is non integer, then there aren't two integers that solve the quadratic equation.
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Solve for x: 16^2x + 1 = 128
38
83
4
43
Answer:
\(16^{2x}\)+1=128
x=4
Four circular cardboard pieces, each of radius 7 cm are placed in such a way that each piece touches two other pieces. Find the area of space enclosed between four pieces.
by using the radius, dream a square
first find the area of the square
finally subtract one piece's area from the square's area
therefore;
\( {14}^{2} - 49\pi\)
Help!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Answer:
nothing there
Step-by-step explanation:
help with what
Answer: whats the question
Step-by-step explanation:
The value of the square root of 12 is between which two integers? let me know asap
Answer:
The answer to this question is 3 and 4.
The length of a rectangle is 2 Inches less than three times its width, and its perimeter is 36 Inches. Find the width of the
rectangle
Answer: Width = 5 inches
Concept:
Here, we need to know the idea of the perimeter.
A perimeter is a path that encompasses/surrounds/outlines a shape.
Perimeter of rectangle = 2 (w + l)
w = width
l = length
If you are still confused, please refer to the attachment below for a graphical explanation.
Solve:
w = w
l = 3w - 2
P = 36 inches
Given formula
P = 2 (w + l)
Substitute the value into the formula
36 = 2 (w + 3w - 2)
Simplify values in the parentheses
36 = 2 (4w -2)
Divide 2 on both sides
36 / 2 = 2 (4w - 2) / 2
18 = 4w - 2
Add 2 on both sides
18 + 2 = 4w - 2 + 2
20 = 4w
Divide 4 on both sides
20 / 4 = 4w / 4
w = 5
Hope this helps!! :)
Please let me know if you have any questions
Write each number in either scientific notation or standard notation.
Part A:
The distance of the sun from the center of the Milky Way galaxy is 26,000 light years.
Answer:
In standard notation, the number is \(2.6 * 10^4\) light years
Step-by-step explanation:
We have to write the number 26,000 in standard notation,
in standard notation, there is 1 number before the decimal and all others come after the decimal and some power of 10 is multiplied depending upon the number,
in our case,
26000 = 2.6 * 10^4
(since the number is 26 thousand 2.6 ten thousand and ten thousand = 10^4)
If KLM = ONM which of the following is true? (Please refer to the picture for the full question as I cannot type all of it)
Answer:
Step-by-step explanation: Its "C" Or The 3rd Option
Kendall bought 7 pounds of fruit. Apples cost $1.25
The diagonals of the rugby show below have the length of 14 CM and 12 CM what is the approximate length of a side of the rhombuso
The approximate length of a side of the rhombus is 10.67 cm.
A rhombus is a quadrilateral with all sides of equal length.
The diagonals of a rhombus bisect each other at right angles.
Let's label the length of one diagonal as d1 and the other diagonal as d2.
In the given rugby-shaped figure, the length of d1 is 14 cm, and the length of d2 is 12 cm.
Since the diagonals of a rhombus bisect each other at right angles, we can divide the figure into four right-angled triangles.
Using the Pythagorean theorem, we can find the length of the sides of these triangles.
In one of the triangles, the hypotenuse is d1/2 (half of the diagonal) and one of the legs is x (the length of a side of the rhombus).
Applying the Pythagorean theorem, we have \((x/2)^2 + (x/2)^2 = (d1/2)^2\).
Simplifying the equation, we get \(x^{2/4} + x^{2/4} = 14^{2/4\).
Combining like terms, we have \(2x^{2/4} = 14^{2/4\).
Further simplifying, we get \(x^2 = (14^{2/4)\) * 4/2.
\(x^2 = 14^2\).
Taking the square root of both sides, we have x = √(\(14^2\)).
Evaluating the square root, we find x ≈ 10.67 cm.
Therefore, the approximate length of a side of the rhombus is 10.67 cm.
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true or false: a dummy variable is defined as a variable that has no effect on the regression equation. group of answer choices true false
A dummy variable defined as a variable that has no effect on the regression equation is false.
What is a dummy variable ?A dummy variable in regression analysis is often known as an indicator variable or just a dummy.It is one that accepts the values 0 or 1 to signify the lack or presence of any category effects that would be anticipated to affect the outcome. Dummy variables, such as education level or occupation, are frequently used in regression analysis to represent categorical variables with more than two categories. One dummy variable would only have a value of 1 for each observation in this scenario, and numerous dummy variables would be constructed to represent each level of the variable. Dummy variables are helpful because they make it possible for us to analyse categorical variables, which would otherwise be challenging to analyse due to their non-numeric nature. They can also aid in the validity of our findings and the control of confounding factors.To learn more about dummy variable, refer:
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(2x² + 4x³) + (-4x² + 6x³ - 2)
If a circular flower bed has a diameter of 18ft.
What is the area of the flower bed?
Brett asked George and Danielle to help him hang up 30 posters for a school dance. He gave 15 of the posters to George. He gave 13 of the remaining posters to Danielle. Brett hung the remaining posters. How many posters did Brett hang?
Answer:
They had 2 left
Step-by-step explanation:
30-15=15
15-13=2
Hope this helps :)
Four dozen gourmet donuts cost a total of $96.96. What is the value of the constant of proportionality that relates the total cost of the donuts, y, to the number of donuts, x?
The constant of proportionality is 2.02.
What is proportion?According to the concept of proportion, two ratios are in proportion when they are equal.
Two ratios or fractions are equal when an equation or a declaration to that effect is utilised. A mathematical comparison of two numbers is called a proportion. According to proportion, two sets of provided numbers are said to be directly proportional to one another if they increase or decrease in the same ratio. "::" or "=" are symbols used to indicate proportions.
Given:
Four dozen gourmet donuts cost a total of $96.96.
So, if y be the total cost of the donuts and x be the number of donuts.
then the proportionality is
y= kx
k= y/x
k = 96.96 / (4 x 12)
k= 96.96/ 48
k= 2.02
Hence, the constant of proportionality is 2.02.
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find the zeros of the function f(x)=8x^2 +32
Answer: no solution
Step-by-step explanation:
\(8x^{2} +32=0\)
Factor out 8
\(8(x^{2} +4)=0\)
no solution
Why?
Think about the graph, \(x^{2}\) shifted up 4 has no zeros, even with a vertical stretch of 8.
Plzzzzzzzzzzz helppppppppppp
Step-by-step explanation:
It’s in step one.
Ling subtracted 6.2 to get rid of it on both side but instead they subtracted it from the right side but added it to the left side when Ling was supposed to subtract from both sides.
3√2-√6+10√2
simplified form
The value of simplified form of the expression is,
⇒ √2 (13 - √3)
We have to given that;
The expression is,
⇒ 3√2-√6+10√2
Now, We can simplify as;
⇒ 3√2 - √6 + 10√2
⇒ 3√2 - √2 × √3 + 10√2
⇒ 13√2 - √2 × √3
⇒ √2 (13 - √3)
Thus, The value of simplified form of the expression is,
⇒ √2 (13 - √3)
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The right isosceles triangle shown is rotated about line k with the base forming perpendicular to k. The perimeter of the triangle is 58 units. An isosceles triangle is rotated about line k on one side. The opposite side has a length of 24 units. Which best describes the resulting three-dimensional shape? a cone with a base radius of 17 units a cone with a base radius of 34 units a cylinder with a base radius of 17 units a cylinder with a base radius of 34 units
Answer:
a cone with a base radius of 17 units
Step-by-step explanation:
The computation of three-dimensional shape is shown below:-
Data provided
Perimeter of Triangle = 58 units
One non equal side = 24 units
We will assume two equal side = x units
x + x + 24 = 58
2 x = 58 - 24
2 x = 34
\(x = \frac{34}{2}\)
x = 17
As we can see that the triangle is rotated about line k
This will give in a cone as it is a dimensional shape of three
So, the shape which is new will be of cone having radius 17 units
slant height 24
height k units
Answer:
A
Step-by-step explanation:
get it right for brainliest
Answer:
U={1,2,3,4,5,6,7,8,9,}
A={1,3,5,7,9}
B={2,4,6,8}
C={1,2,3,4,5,6}
now,
A∩B={nothing}U c
={1,2,3,4,5,6,7}
mark me as brainliest
Solve by graphing.
4x + 2y = 2
2x + y = 4
A)one solution
B)no solutions
C)infinite solutions
Answer:
no solution your welcome
Complete the equation
2/8= _ divided by _
Answer:
2 divided by 8
Step-by-step explanation:
2/8
/ means division sign
Solve the equation. (Find only the real solutions. Enter your answers as a comma-separated list.) x⁴ −6x² +5=0
The real roots of the equation x⁴ −6x² +5=0 are -√5, √5, -1 and 1.
Given equation is x⁴ −6x² +5=0
To find the roots of the given equation by factoring method:
First, Let y=x²
Therefore, the equation becomes: y² -6y +5=0
Factorizing the above equation, we get:(y-5)(y-1)=0
From the above equation, we get two values of y: y=5, y=1
When y=5, x²=5 taking square root on both sides we get x= ±√5
When y=1, x²=1 taking square root on both sides we get x= ±1
Hence the real roots of the equation x⁴ −6x² +5=0 are -√5, √5, -1 and 1.
In the comma-separated list, the answer is -√5, 1, √5, -1.
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What is the value for y in the following expression y=-2x+8 when x=20
Answer:
y = -32Step-by-step explanation:
\(y=-2x+8\\\\x=20\)
Substitute ; x =20 in given equation
\(y =-2(20 )+8\\\\y = -40+8\\\\y = -32\)
can someone please help me find x.
Answer:
We have similar triangles Hence 6x+2=x+35x=1 x=1/5