Answer:
When you multiply two integers with the same signs, the result is always positive.
Step-by-step explanation:
When you multiply two integers with the same signs, the result is always positive. Just multiply the absolute values and make the answer positive. When you multiply two integers with different signs, the result is always negative.
A yummy snack mix contains popcorn and M&Ms. There are 8 pieces of popcorn to every 3 M&Ms. How many pieces of popcorn are there if Desmond counted 102 M&Ms?
Answer:
272/102
Step-by-step explanation:
Set the equation
8/3 = ?/102
divide
8/3 = 272/102
How do I solve this question
What is the equivalent to the product below when x>_0?
√5x² •√15x²
how you would use the distributive property to expand 7(x + 4). I NEED HELPP
Answer:
7x+28
Step-by-step explanation:
7(x+4)
Use the distributive property to multiply 7 by x+4.
7x+28
Graph if needed:
Invent examples of data with
(a) SS(between) = 0 and SS(within) > 0
(b) SS(between) > 0 and SS(within) = 0
For each example, use three samples, each of size 5.
The sample of given data is Sample 1: 1, 2, 3, 4, 5 Sample 2: 6, 7, 8, 9, 10
b)Sample 1: 1, 2, 3, 4, 5 Sample 2: 6, 7, 8, 9, 10
(a) An example of data with SS(between) = 0 and SS(within) > 0 could be the following:
Sample 1: 1, 2, 3, 4, 5
Sample 2: 6, 7, 8, 9, 10
Sample 3: 11, 12, 13, 14, 15
In this example, the means of each sample are all different from each other, but the grand mean (8) is equal to the mean of each sample. Therefore, there is no variability between the means of the samples, resulting in SS(between) = 0. However, there is still variability within each sample, resulting in SS(within) > 0.
(b) An example of data with SS(between) > 0 and SS(within) = 0 could be the following:
Sample 1: 1, 2, 3, 4, 5
Sample 2: 6, 7, 8, 9, 10
Sample 3: 11, 12, 13, 14, 15
In this example, the means of each sample are all the same (8), but the values within each sample are all different from each other. Therefore, there is variability between the means of the samples, resulting in SS(between) > 0. However, there is no variability within each sample, resulting in SS(within) = 0.
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5-(-2) PLEASE I NEEED ITTTTTT!!!!!!!!!!!!!!!!!!!!!!!!!
5-(-2) is 7
both minus signs cancel eachother out so it is actually just 5+2=7
Answer: 7 you can’t do 5-(-2) so 5+2=7 :D also can someone answer my most recent question on my pag :D
Step-by-step explanation:
DONT IGNORE PLEASE HELP! Identify the correct diagram and formula to find the measure of an interior angle of hexagon.
The formula to find the measure of an interior angle of a hexagon is [(n - 2)×180]/n. Hence, option C is correct.
What is a Polygon?In geometry, a polygon is any enclosed curve made up of a collection of continuous line segments (sides) without any intersections.
Triangles (three sides), polyhedral (four sides), and pentagons are the three simplest polygons (five sides). Convex polygons are those in which none of the elongated sides overlap the polygon; concave polygons are those in which they do.
Equilateral refers to a polygon with equal angles. Equiangular shapes have equal internal angles on all sides. Regular polygons are any equilateral and equiangular polygons.
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What is 64x^9 as a monomial cube
Answer:
−4x3
Step-by-step explanation:
do it
true or false, \(\pi\) only used to determine the area of a circle?
If M is the set of all square numbers less than 80 and N is the set of all non-negative even numbers that are under 30, Write the lists of all elements of M and N.
Answer:
The set M of all square numbers less than 80 is:
M = {0, 1, 4, 9, 16, 25, 36, 49, 64}
The set N of all non-negative even numbers that are under 30 is:
N = {0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28}
Answer:
All elements of the set M in ascending order are:
1, 4, 9, 16, 25, 36, 49, 64All elements of the set N in ascending order are:
0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28Step-by-step explanation:
A square number, also known as a perfect square, is a non-negative integer that is obtained by multiplying an integer by itself. In other words, it is the result of squaring an integer.
The square numbers less than 80 are:
1, 4, 9, 16, 25, 36, 49, and 64.An even number is an integer that is divisible by 2 without leaving a remainder.
The non-negative even numbers that are under 30 are:
0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, and 28.Therefore:
All elements of the set M in ascending order are:
1, 4, 9, 16, 25, 36, 49, 64All elements of the set N in ascending order are:
0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28Find the perimeter for a rectangle that has an area of 2x^2+6x-8 and length of 2x-2. (Hint: First find the length)
Question 3
Find the 17th term of the sequence defined by the given rule.
f(1)=6 ; f(n)=f(n-1)+4
f(17)= _____
Submit Question
The value of f(17) as per the sequence is 70.
Given that:-
f(1) = 6
f(n) = f(n - 1) + 4
We have to find the value of f(17).
Let us find the pattern of the values.
f(2) = f(1) + 4 = 6 + 4 = 10
f(3) = f(2) + 4 = 10 + 4 = 14
f(4) = f(3) + 4 = 14 + 4 = 18
Hence, we can see that the values of f(n) are increasing by 4.
Hence, we can write the pattern as:-
f(n) = f(1) + (n-1)*4 = f(1) + 4(n-1)
Hence, we can find f(17) as:-
f(17) = 6 + 4*(17-1) = 6 + 4*16 = 6 + 64 = 70.
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A carton of half & half costs $.98 for 4 cups. What is the cost per cup?
Answer:
$00.245
Step-by-step explanation:
.98/4=00.245
please mark brainliest
RS = 2x + 10
ST = x - 4
RT = 21
Answer:
x = 5
Step-by-step explanation:
RS +ST = RT
2x + 10 + x - 4 = 21
2x + x + 10 - 4 = 21 {Combine like terms}
3x + 6 = 21
Subtract 6 from both sides
3x = 21 - 6
3x = 15
Divide both sides by 3
x = 15/3
x = 5
A local rec center offers a yearly membership for $265. The center offers aerobics classes for an additional $5 per class. Write an equation that represents the total cost of the membership.
The equation that represents the total cost of the membership will be y = 5x + 265.
What is a linear equation?A connection between a number of variables results in a linear model when a graph is displayed. The variable will have a degree of one.
The linear equation is given as,
y = mx + c
Where m is the slope of the line and c is the y-intercept of the line.
A local rec center offers a yearly membership for $265. The center offers aerobics classes for an additional $5 per class.
Let 'x' be the number of aerobics classes and 'y' be the total cost. Then the equation is given as,
y = 5x + 265
The equation that represents the total cost of the membership will be y = 5x + 265.
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ASAPPPPPPPPPPPPPPPPPPPPPP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Answer:
The sum will be close to 1/4
Step-by-step explanation:
1/8+1/6 is 7/24, and 1/4th of that is 6/24, so it is very close.
Answer: The sum will be close to 1/4
Step-by-step explanation:
You can start by making the fractions have the same denominator, (8*6) which gets you 48
You then want to use the butterfly method, so 1/8 becomes 6/48 and 1/6 becomes 8/48. You then add these up to 14/48.
12/48 is 1/4, and 14/48 is close to 12/48, thus making the answer the first option.
The sum of the series.
Can you explain how to do? Thanks!
Answer:
5115
Step-by-step explanation:
First of all, we need to assume there is a typo involved, and that the expression is supposed to be ...
\(\displaystyle\sum_{i=1}^{10}{5\left(\dfrac{1}{2}\right)^i}\)
The values being summed look a lot like the general term of a geometric sequence:
\(a_1(r^{n-1})\)
The exponents in the sum range from 1 to 10, so the values being summed range from 5/2 to 5/1024. In order for that to be the case with our general term, for r = 1/2, we must have a1 = 5/2 as we let n range from 1 to 10.
The sum of the terms of the geometric sequence is ...
\(S_n=a_1\dfrac{1-r^n}{1-r}\\\\S_{10}=\dfrac{5}{2}\cdot\dfrac{1-\left(\dfrac{1}{2}\right)^{10}}{1-\dfrac{1}{2}}=\dfrac{5}{2}\cdot\dfrac{1023}{512}=\dfrac{5115}{1024}\)
The numerator of the fraction is ...
x = 5115
_____
Caveat
If we have misinterpreted the intent of the problem statement, the answer will be different.
I need help with this question
Using word problems and equations, Sarah worked for 10 hours and Penelope worked for 5 hours
What is the number of hours Sarah and Penelope worked?This is a word problem and in order to solve this, we need to translate mathematical statements in form of word problems into mathematical equations.
Let's assume that Sarah worked x hours.
Given that Sarah can iron 30 shirts per hour, the total number of shirts she ironed is 30x.
Since Penelope worked half the hours of Sarah, Penelope worked x/2 hours.
Given that Penelope can iron 35 shirts per hour, the total number of shirts she ironed is 35 * (x/2) = (35/2)x.
The total number of shirts ironed by both Sarah and Penelope is 475 shirts.
So, we can write the equation: 30x + (35/2)x = 475.
To solve this equation, we can simplify it: (60/2)x + (35/2)x = 475, which becomes (95/2)x = 475.
Now, we can solve for x: x = (475 * 2) / 95 = 10.
Therefore, Sarah worked 10 hours and Penelope worked half of that, which is 5 hours.
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Please help this question is asking about the volume of a hemisphere and cylinder?
Answer:
pppppppppppppppppppppppppppppppppppppppppp
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I don’t understand this please help.
Answer:
z+5+101=180°( being straight angle)z=180°-106°z=74°hope it helps.stay safe healthy and happywhich of the following represents an example to calculate the sum of numbers (that is, an accumulator), given that the number is stored in the variable number and the total is stored in the variable total?
The formula "total += number" provides an illustration of how to calculate the sum of numbers given that the number is saved in the variable number and the total is saved in the variable total (i.e., an accumulator).
What is the sum of numbers?When a group of numbers, known as addends or summands, are added together in mathematics, the outcome is their sum or total.
Functions, vectors, matrices, polynomials, and, generally, any sort of mathematical object on which an operation labeled "+" is defined can all be added together, in addition to numbers.
Series are summations of infinite sequences.
These are related to the idea of limits but are not covered in this article.
Given that the number is stored in the variable number and the total is saved in the variable total, the formula total += number gives an example of how to calculate the sum of numbers (i.e., an accumulator).
Therefore, the formula "total += number" provides an illustration of how to calculate the sum of numbers given that the number is saved in the variable number and the total is saved in the variable total (i.e., an accumulator).
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Correct question:
What represents an example to calculate the sum of numbers (that is, an accumulator), given that the number is stored in the variable number and the total is stored in the variable total?
Carter shared his post with 10 friends, who each share with only 2 people each day. Carter shared his post with 10 friends, who each share with only 2 people each day.
write an exponential function to represent the spread of carters social media post.
The exponential function will be equal to y = 20ˣ.
What is an expression?The mathematical expression combines numerical variables and operations denoted by addition, subtraction, multiplication, and division signs.
Mathematical symbols can be used to represent numbers (constants), variables, operations, functions, brackets, punctuation, and grouping. They can also denote the logical syntax's operation order and other properties.
Given that Carter shared his post with 10 friends, who each share with only 2 people each day.
The exponential function will be written as,
y = abˣ
y = 10(2)ˣ
y = 20ˣ
Therefore, the exponential function will be equal to y = 20ˣ.
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Answer:
f(x) = 10(2)^x
Step-by-step explanation:
Rule for solving: The first number is the first part of the equation, and the second number is in parenthesis.
1st drop down answers are
1. NOT VALID
2. VALID
2nd drop down answers are
1. BIASED
2. UNBIASED
3rd drop down answers are
1. APPROPRIATE
2. INAPPROPRIATE
Answer:
uhhh i think all postive.
Step-by-step explanation:
conclusion drawings
why do i have to pay just to see the answer?? Isnt that the POINT OF THIS SITE?? to get EXPLAINATION and ANSWERS?
Step-by-step explanation:
i know, it used to be helpful woth free tutors. now they're looking for more profit.
Answer:
exactly
Step-by-step explanation:
Like no one wants to pay to see ONE answer, when u can just search it up in Goo..
what is the binary notation for the decimal number 12?
Answer:
1100
Step-by-step explanation:
8 = 1000
9 = 1001
10 = 1010
11 = 1011
12 = 1100
hope this helps :)
the length, breadth and height of a cuboid are in the ratio 5:4:2 if the volume of cuboid is 5000 cm,then what will be the surface of the area of the cuboid
Answer:
1900 cm²
Step-by-step explanation:
We can use the given ratios and volume to find the scale factor for the dimensions. Knowing the dimensions, we can compute the surface area using the formula for a cuboid.
__
dimensionsLet k represent the scale factor. Then the actual dimensions will be 5k, 4k, and 2k. The actual volume will be ...
V = LWH
5000 cm³ = (5k)(4k)(2k) = 40k³
k³ = (5000 cm³)/40 = 125 cm³
k = ∛(125 cm³) = 5 cm
The cuboid dimensions are 5(5 cm) = 25 cm, 4(5 cm) = 20 cm, and 2(5 cm) = 10 cm.
__
areaThe surface area of the cuboid can be computed from ...
A = 2(LW +H(L +W))
A = 2((25 cm)(20 cm) +(10 cm)(25 +20 cm))
A = 2(500 cm² +(10 cm)(45 cm)) = 2(950 cm²) = 1900 cm²
The surface area of the cuboid is 1900 cm².
answers for the homework
The indefinite integral of ∫(2ti+j+8k)dt is t²i +tj+8tk+c.
Given the expression is ∫(2ti+j+8k)dt
The indefinite integrals, also known as the derivatives of functions, are integrals that can be computed using the process of differentiation in reverse.
Further approaches for resolving indefinite integrals include integration by parts, substitution, integration of partial fractions, and integration of inverse trigonometric functions.
now, ∫(2ti+j+8k)dt
= 2t²/2 i + tj +8tk
= t²i +tj+8tk+c
hence we get the indefinite integral as t²i +tj+8tk+c
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A farmer has only dogs and chickens. The animals total 60. There are 148 legs in all How
many dogs are there? How many chickens are there?
Answer:
46 chickens14 dogsStep-by-step explanation:
You want to know the number of dogs and chickens a farmer has if there are 60 total, having a total of 148 legs.
SetupLet d represent the number of dogs. Then 60-d is the number of chickens, and the total number of legs is ...
4d + 2(60 -d) = 148
SolutionSimplifying gives ...
2d +120 = 148
d +60 = 74 . . . . divide by 2
d = 14 . . . . . . . subtract 60
60 -d = 46 . . . . the number of chickens
The farmer has 14 dogs and 46 chickens.
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How many different sums of money can be made from 4coins of different denomination
Answer:
15 different sums----------------------
There are various combinations of coins.
1 coin:4 options2 coins:4C2 = 4!/(2!2!) = 6 options3 coins:4C3 = 4!/(3!1!) = 4 options4 coins: 1 optionIn total there are:
4 + 6 + 4 + 1 = 15 different sumsPlot -1/4 on the horizontal and vertical number lines.
On the vertical number line, negative numbers are to the bottom of 0. Therefore, -1/4 will go one unit down from 0.
On the horizontal number line, negative numbers are to the left of 0. Therefore, -1/4 will go to the left one unit.
Best of Luck!