Rob ay all number have an even number of factor. Enrique ay ome number have an odd number of factor. Who i correct?
Marcia states that some numbers have an odd number of factors so Marcia is correct
Factors
A factor is a number that divides another number, leaving no remainder. In other words, if multiplying two whole numbers gives us a product, then the numbers are multiplying are factors of the product because they are divisible by the product. There are two methods of finding factors multiplication and division.
Odd Number and Even Number
Odd numbers are those numbers that cannot be divided into two equal parts, whereas even numbers are those numbers that can be divided into two equal parts. Examples of odd numbers are 3, 5, 7, 9, 11, 13, 15 Examples of even numbers are 2, 4, 6, 8, 10, 12, 14
Rob states that all numbers have an even number of factors.
Marcia states that some numbers have an odd number of factors.
Consider the number 36. It is given that,
1 × 36 = 36
2 × 18 = 36
3 × 12 = 36
4 × 9 = 36
6 × 6 = 36
The repeated factor is counted only once. So, the factors of 36 are given by 1, 2, 3, 4, 6, 9, 12, 18, and 36.
This tells us that 36 has 9 factors and has an odd number of factor. Then Marcia is correct
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Consider an investment held over five years with a return of 10% in the first year, 3% in the second year, -5% in the third year, 1% in the fourth year, and 2% in the third year. What is the geometric mean return on the investment?
The geometric mean return on the investment over the five-year period is approximately 1.9591%.
To calculate the geometric mean return on the investment over the five-year period, we need to find the average return compounded annually.
The formula for the geometric mean return is:
Geometric Mean Return = \([(1 + r_1) * (1 + r_2) * (1 + r_3) * (1 + r_4) * (1 + r_5)]^{1/n} - 1\)
Where r₁, r₂, r₃, r₄, r₅ are the returns for each year, and n is the number of years.
Using the given returns:
r₁ = 10% = 0.10
r₂ = 3% = 0.03
r₃ = -5% = -0.05
r₄ = 1% = 0.01
r₅ = 2% = 0.02
n = 5 (since we have data for five years)
Plugging in the values, we have:
Geometric Mean Return = \([(1 + 0.10) * (1 + 0.03) * (1 - 0.05) * (1 + 0.01) * (1 + 0.02)]^{1/5} - 1\)
\([(1.10) * (1.03) * (0.95) * (1.01) * (1.02)]^{1/5} - 1\)
\([1.192569]^{1/5} - 1\)
\((1.192569)^{0.2} - 1\)
1.019591 - 1 = 0.019591
Therefore, the geometric mean return on the investment over the five-year period is approximately 0.019591, or 1.9591%.
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In a right triangle, a and b are the lengths of the legs and c is the length of the hypotenuse. Of a = 7 miles and b = 3 miles, what is the perimeter? If necessary, round to the nearest tenth.
Answer:
17.6 miles.
Step-by-step explanation:
Use Pythagoreans Theorem to find c.
a^2+b^2=c^2
49 + 9 = c^2
58 =c^2
√58=c
7.6=c
Now add all of your sides together to find the perimeter.
7 + 3 + 7.6 = 17.6 miles.
The perimeter of the triangle is 17.6 units.
What is the Pythagorean theorem?The Pythagorean theorem says that the sum of the square of the perpendicular and the base will be equal to the square of the hypotenuse of the right-angle triangle.
Using the Pythagorean theorem, we can find the length of the hypotenuse c:
c² = a² + b²
c² = 7² + 3²
c² = 58
c = √58 ≈ 7.6 miles
The perimeter is the sum of the three sides:
Perimeter = a + b + c
Perimeter = 7 + 3 + 7.6
Perimeter ≈ 17.6 miles
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Sabendo que 1 UA = 1,496 .10^11 metros e que a distância média entre a Terra e a Lua é 384 400 000 metros, podemos afirmar que essa distância em unidades astronômicas é: *
3,8917 x 10^(-2) 2,5695 x 10^(-3) 3,8917 x 10^2 2,5695 x 10^3
Answer:
The answer would be a because I checked my work and it shows to be A
i hope this work for you
and sory if im wrang
Help me pleaseeee! I beg u
Answer:
look at the pictures
Step-by-step explanation:
[100 PTS] (I NEED A ANSWER QUICK!)
Given the equation 3x + 15 = 84:
Part A: Write a short word problem about a purchase made to illustrate the equation. (6 points)
Part B: Solve the equation showing all work. (4 points)
Part C: Explain what the value of the variable represents. (2 points)
Answer:
Alex has 3x dollars and an extra 15 dollars in his coat pocket. He buys a new Nike shoe for 84 dollars. How much money did Alex spend that was not in his pocket.
Step-by-step explanation:
Answer:
Part A: Word problem
Maria went to the store and purchased some books for her book club. Each book cost $3, and she also bought some bookmarks at $15 each. Maria's total purchase, including tax, amounted to $84. If Maria bought x books, write an equation to represent the situation.
Part B: Solution
To solve the equation 3x + 15 = 84, we need to isolate the variable x on one side of the equation.
Step 1: Subtract 15 from both sides of the equation to eliminate the constant term on the left side:
3x + 15 - 15 = 84 - 15
3x = 69
Step 2: Divide both sides of the equation by 3 to isolate x:
3x/3 = 69/3
x = 23
So, the solution to the equation is x = 23.
Part C: Explanation
In the given equation 3x + 15 = 84, the variable x represents the number of books Maria purchased. The equation states that the cost of x books at $3 each, represented by 3x, plus the cost of $15 for bookmarks, totals to $84. Thus, the value of x represents the number of books Maria bought in this scenario. In the solution, x = 23, it means Maria purchased 23 books for her book club.
Step-by-step explanation:
No links just the Answer please!!!
Answer:Its -3.5
Step-by-step explanation:
What is the area of the border,or the shaded region,of this figure in square inches HELP ILL GIVE BRAINLIEST
Answer:
A = 216in^2
hope it's helpful ❤❤❤❤❤
THANK YOU.
What is the slope of a line perpendicular to the line whose equation is
6x – 15y = 270. Fully reduce your answer.
Frankie bought a new computer. He made an initial payment of $50 to the store, and he will pay $30 each month until the computer is paid
off. Which equation represents the relationship between m, the number of
monthly payments Frankie has made, and t, the total amount
that Frankie has paid the store?
Answer:
t = 30m+50
Step-by-step explanation:
Answer:
T = 30m + 50
Step-by-step explanation:
ASAPPPPPPPPPPPPPP Pls help question in picture
Answer:
Three ways I experience these benefits is 1, being able to vote in free elections, 2, being able to receive an education, and 3, being able to volunteer for things.
Step-by-step explanation:
Find the coordinates of point G that lies along the directed line segment from F(-1, -1) to H(-8, 20) and partitions the segment in the ratio of 5:2.
Answer:
coordinates of point g is ( -6, 14)
Step-by-step explanation:
The coordinates of the point which divides the point (x1,y1) and (x2,y2) in m:n ratio is given by (nx1+mx2)/(m+n), (ny1+my2)/(m+n).
___________________________________________
given point
F(-1, -1) to H(-8, 20)
ratio : 5:2
the coordinates of point g is
(2*-1+5*-8)/(5+2), (2*-1+5*20)/(5+2)
=> (-2 -40/7 , -2+100/7)
=> (-42/7, 98/7)
=>( -6, 14)
Thus , coordinates of point g is ( -6, 14)
Ramón tiene un montón de monedas de 10 centimos puede agrupar en montones de 80 centimos y también en montones de un euro ¿Cuanto dinero tiene sabienfo que en totalhay mas de 5€pero me nos de 10€?
Answer:ambot waya ako ka balo ina
Calculus Problem…
Suppose a and b span R². Determine the values of x and y, given that (2-x)a + b is
equal to ya + (x-3)b.
The values of x and y that satisfy the given equation are x = 2 and y = 1.
What is the system of equations?One or many equations having the same number of unknowns that can be solved simultaneously are called simultaneous equations. And the simultaneous equation is the system of equations.
Since a and b span R², any vector in R² can be expressed as a linear combination of a and b.
Let's call the coefficients of this linear combination c₁ and c₂ so that any vector v in R² can be expressed as:
v = c₁a + c₂b
Now let's use this fact to solve the given equation:
(2-x)a + b = ya + (x-3)b
We can rearrange this equation to get all the terms with an on one side and all the terms with b on the other side:
(2-x)a - ya = (3-x)b
Now we can write both sides of the equation as linear combinations of a and b:
(2-x)a - ya = 2a - xa - ya = (2-x)a - (x-2)a - ya = (2-x - x + 2)a - ya = (4 - 2x)a - ya
(3-x)b = 3b - xb = 3b - xb + 3b - 3b = (6 - x)b - 3b = (6 - x - 3)b = (3 - x)b
So now we have:
(4 - 2x)a - ya = (3 - x)b
Since a and b span R², we know that any vector in R² can be expressed as a linear combination of a and b. Therefore, we can write:
(4 - 2x)a - ya = c₁a + c₂b
(3 - x)b = c₁a + c₂b
Now we can set the coefficients of a and b equal to each other and solve for x and y:
4 - 2x = c₁
-y = c₂
3 - x = c₂
Substituting the third equation into the second equation, we get:
-y = 3 - x
Solving for x and y, we get
x = 2
y = 1
Therefore, the values are x = 2 and y = 1.
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Min rides his bike 2 3/8 miles on Wednesday and 3 1/8 miles on Thursday. Jessica rides her bike 1 5/8 miles on Wednesday and 2 2/8 miles on Thursday. How many more miles does Min ride his bike than Jessica? Please help asap!
Answer:
1 5/8 miles
Step-by-step explanation:
Min:
2+3=5, 3/8+1/8=4/8
5 4/8 miles
Jessica:
1+2=3, 5/8+2/8=7/8
3 7/8 miles
5 4/8- 3 7/8= 1 5/8 miles
There are five children in a room, ages five, six, eight, nine, and twelve. If two children, ages four and twelve, enter the room, what will happen to the mean and standard deviation of ages
In summary, when the two new children (ages four and twelve) are added to the existing group, the mean age increases from 8 to 8, and the standard deviation changes from its original value to approximately 3.74.
To determine the effect of adding two children (ages four and twelve) to the existing group of five children (ages five, six, eight, nine, and twelve) on the mean and standard deviation of ages, we need to calculate the new values.
Let's calculate the mean first:
Calculate the sum of the ages of the initial five children:
5 + 6 + 8 + 9 + 12 = 40
Add the ages of the two new children:
40 + 4 + 12 = 56
Calculate the new mean by dividing the sum by the total number of children (5 initial + 2 new):
56 / 7 = 8
Therefore, the new mean age is 8.
Now let's calculate the standard deviation:
Calculate the squared difference between each age and the mean for the initial five children:
\((5 - 8)^2 + (6 - 8)^2 + (8 - 8)^2 + (9 - 8)^2 + (12 - 8)^2 = 54\)
Calculate the squared difference between each new age and the new mean:
\((4 - 8)^2 + (12 - 8)^2 = 80\)
Calculate the sum of the squared differences for the initial five children and the new children:
54 + 80 = 134
Divide the sum of squared differences by the total number of children (5 initial + 2 new) and take the square root:
√(134 / 7) ≈ 3.74
Therefore, the new standard deviation is approximately 3.74.
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Use long division to divide and use the results to factor the dividend completely (X3 - 4X2 -17X + 6) divided by (X-3) The X3 and X2 are supposed to be exponents
Answer:
x^2 -1x-20 +((-54)/(x-3))
Step-by-step explanation:
Let's do long division. I've uploaded the file for the work.
Evaluate the integral [(36 – x2)5/2dx. (Express numbers in exact form. Use symbolic notation and fractions where needed. Use C for the arbitra into C as much as possible.) 2 |(36 – x2)512 dx = = 3
The value of the integral is:
∫[(36 – x2)^(5/2)]dx = -9/2 [(1 - x^2/36)^(5/2)] + C.
To evaluate the integral [(36 – x2)5/2dx, we can use the substitution method. Let u = 36 - x^2, then du/dx = -2x dx, and dx = -du/(2x).
Substituting, we have:
∫[(36 – x^2)^(5/2)]dx = ∫u^(5/2) (-du/(2x))
= (-1/2) ∫u^(5/2)/x du
Now, we need to express x in terms of u. From the original substitution, we have:
u = 36 - x^2
x^2 = 36 - u
x = ±(36 - u)^(1/2)
We will use the positive root for simplicity. Substituting, we have:
x = (36 - u)^(1/2)
Now, we can express x in terms of u and substitute back into the integral:
∫[(36 – x^2)^(5/2)]dx = (-1/2) ∫u^(5/2)/[(36 - u)^(1/2)] du
To evaluate this integral, we can use a trigonometric substitution. Let u = 36 sin^2 θ, then du/dθ = 72 sin θ cos θ dθ, and du = 36(2 sin θ cos θ) dθ = 18 sin 2θ dθ.
Substituting, we have:
∫u^(5/2)/[(36 - u)^(1/2)] du = ∫[(36 sin^2 θ)^(5/2)]/[(36 cos^2 θ)^(1/2)] (18 sin 2θ) dθ
= 18 ∫[sin^5 θ]/cos θ dθ
We can use the substitution v = cos θ, then dv/dθ = -sin θ, and sin θ = ±(1 - v^2)^(1/2). We will use the positive root for simplicity. Substituting, we have:
sin^5 θ = (1 - v^2)^(5/2)
dθ = -dv/(1 - v^2)^(1/2)
Substituting back into the integral, we have:
∫[sin^5 θ]/cos θ dθ = -∫(1 - v^2)^(3/2) dv
= (1/2) (1 - v^2)^(5/2) + C
Substituting back u = 36 sin^2 θ and v = cos θ, we have:
∫[(36 – x^2)^(5/2)]dx = (-1/2) 18 [(1/2) (1 - cos^2 θ)^(5/2)] + C
= -9/2 [(1 - cos^2 θ)^(5/2)] + C
= -9/2 [(1 - (1 - u/36))^(5/2)] + C
= -9/2 [(u/36)^(5/2)] + C
Finally, substituting u = 36 - x^2, we have:
∫[(36 – x^2)^(5/2)]dx = -9/2 [(36 - x^2)/36]^(5/2) + C
= -9/2 [(1 - x^2/36)^(5/2)] + C
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Peter flips a standard coin twice What is the probability that the coin lands on tails both times?
А. 1/4
B. 2
C. 1
D. 1/2
PLEASE ANSWER FASTTT
answer:
the answer is going to be ½
I’m not sure how to solve this problem
Answer:
a
Step-by-step explanation:
What type of quantity is momentum? (2 points)
It is a scalar quantity because it involves magnitude only.
It is a vector quantity because it involves magnitude only.
It is a scalar quantity because it involves magnitude and direction.
It is a vector quantity because it involves magnitude and direction.
Answer:
it is a scalar quantity because it involves magnitude only.
Step-by-step explanation:
Solve for x in the equation x squared minus 12 x + 59 = 0.
Answer:
x ∈ { ( 6 + \(\sqrt{23}\) * i) , { ( 6 - \(\sqrt{23}\) * i) }
Step-by-step explanation:
Given: \(x^2-12x+59=0\)
First, collect like terms. \(x^2\) and -12x, 59 and 0:
\(x^2-12x=0-59\)
+59 is changed to -59 when transferred. Then subtract:
( x - 12 ) x = -59
Finally divide both sides by -59:
x ∈ { ( 6 + \(\sqrt{23}\) * i) , { ( 6 - \(\sqrt{23}\) * i) }
Solving systems by
substitution: The "Blob" method
Finish solving the system. The first steps are
done for you. Write the answer in the form:
(x,y)-
2x + 3y = 7
y = 2x - 3
Steps:
2x + 3(2x - 3) = 7
2x + 6x – 9 = 7
Answer:
(2, 1)
Step-by-step explanation:
8x - 9 = 7
8x = 16
x = 2
y = 2(2) - 3
y = 4 - 3
y = 1
Will give brainliest!!
Answer:
37
Step-by-step explanation:
i think, quick math if you doubt me wait for another answer
Barret is looking at a building on the school grounds which is shaped like a rectangle as shown. He knows the building has a height of 32x ft, width of 46x and the diagonal of the building is 200ft
The value of x is √12.73 when Barrett is aware that the structure measures 32x feet in height, 46x feet in breadth, and 200 feet diagonally.
Definition of Pythagoras Theorem:
The square of the long side of a right-angled triangle is equal to the sum of the squares of the other two sides.
It is stated in this formula:
\((side)^2+(side)^2=(hypotenuse)^2\)
Given that,
Barrett is focusing on a rectangle-shaped structure on the school's property. He is aware that the structure measures 32x feet in height, 46x feet in breadth, and 200 feet diagonally.
We must determine what x stands for.
We know that,
The height of building is 32x.
The width is 46x
The diagonal is 200 feet
So we form a triangle
From the Pythagoras theorem,
Hyp² = Side²+ Side²
200² = (32x)² + (46x)²
40000 = 1024x² + 2116x²
3140x² = 40000
x² = 12.73
Square root on both sides
x = √12.73
Therefore, The value of x is √12.73 when Barrett is aware that the structure measures 32x feet in height, 46x feet in breadth, and 200 feet diagonally.
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simplify the expression 10(7+7g)+4
Answer:
70g+74
Step-by-step explanation:
Answer:
= 70g + 74
Step-by-step explanation:
10 (7 + 7g) + 4
= 10(7g + 7) + 4
= 70 + 70g + 4
= 70g + 74
What is the length of AC?
A
8
B
C
O
Answer:
hi, it's 16 because:
\(ab = bc \\ ab = 8 \\ ac = 2 \times 8 = 16 \\ ac = 16\)
Answer:
16
Step-by-step explanation:
Theorem: In a circle, if a radius is perpendicular to a chord, then the radius is the perpendicular bisector of the chord.
In this case, the radius containing points O and B is perpendicular to chord AC, so the radius bisects chord AC making AB = BC.
Also,
AB + BC = AC
By substitution, we have
AB + AB = AC
AC = 2AB
AC = 2(8)
AC = 16
Please help!!! Last question I have
(Will mark most Brainly)
Answer:
107 people
Step-by-step explanation:
Their budget is $3,500 and they have to spend $70 for the clean up fee:
$3,500 - $70 = $3430
If it is $32 per person, then find out how many $32 fit into their remaining budget of $3430
$3430 ÷ $32 = 107.1875
You can't have part of a person, so the greatest number of people they can invite is 107
PLEASE HELP! I WILL GIVE BRAINLIEST. Find the measures of the angles of the triangle described below.
An isosceles triangle with a base angle of 34°.
Answer:
34 + x =180
x=180-34
x=146
A rectangular prism has a height of 1/4 m and a square base with an area of 8 2/5m².