The backpack price is $38.25
If the bond angle between two adjacent hybrid orbitals is 120°, which is the hybridization?.
If the bond angle between two adjacent hybrid orbitals is 120° the hybridization is Sp2 hybridization .
Hybridization is a theory that is used to explain certain molecular geometries that would have not been possible otherwise.
sp2 hybridization
There are other ways to combine the orbitals than sp3 hybridization when an excited state carbon atom is produced. As opposed to the three p orbitals in the sp3 hybridization, the s orbital only interacts with two p orbitals in the sp2 hybridization. As a result, three orbitals are combined to create three hybrid orbitals, also known as sp2 hybrid orbitals.
The sp2 hybridization occurs when the s orbital is mixed with only two p orbitals as opposed to the three p orbitals in the sp3 hybridization
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pls help with these the perosn with the correct answer will get a brainliest
Answer:
17 and 20
Step-by-step explanation:
omg I can't explain it took much time to solve I've got no time
im so sorry
Helppppppppp
In a recent year, there were 15,900,000 high school
students in the United States. Suppose 250,000 of a
random sample of 500,000 high school students
during that year played on a sports team. Estimate
the total number of U.S. High school students that
played on a sports team that year.
Answer:
The total number of U.S. high school students that played on a sports team that year can be estimated to be 7,950,000.
Step-by-step explanation:
From the random sample, we can expect that \(\frac{250000}{500000}=\frac{1}{2}\) of all students played on a sports team that year. So in the bigger sample of 15900000 high school students, we can expect \(15900000 \cdot \frac{1}{2} = 7950000\) students to have played on a sports team that year.
losing my marbles: i have a bag containing 100 marbles, 99 of which are blue, and one of which is green. how many marbles must i remove (checking their color before removing them) so that the the probability a randomly drawn marble is green is 2%?
The probability that a green marble is randomly drawn will be 2% if 50 blue marbles are removed. The probability of randomly picking a green marble will be greater if there are fewer marbles.
The probability of an event can be expressed as
P(A) = n(A) / n(S)
Where
P(A) = 2% = 0,02n(A) = 1 (number of green marble)We must find the value of n(S) (the total number of marbles) so that we know how many marbles that must be removed.
P(A) = n(A) / n(S)0,02 = 1 / n(S)n(S) = 50Hence, the probability of randomly drawn green marble will be 2% if there are 50 marbles. So, 50 blue marbles should be removed.
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Find the slope of the line through each pair of points.
9) (17,-6), (-11,7)
10) (3, 4), (-4,-5)
11) (-20, 14), (17, 15)
12) (11, -18), (-1, -7)
Helpppp
Slope = (y2-y1) / (x2-x1)
9) (7 - -6)/(-11- 17) = 13/-28
10) (-5-4)/(-4-3)= -9/-7
11) (15-14)/(17- -20) = 1/37
12) (-7 - -18) /(-1 -11) = 11/-12
kozol observes the strain on fremont's students at lunchtime, when all of the 3,300 students in attendance are served in one 30-minute meal period. one teacher calculates that the extended walk to the cafeteria and long food lines create a 10-minute window for students to eat. what often results is that many students go all day without a meal (176).
Kozol notices the stress on the 3,300 kids at Fremont during lunch, when the entire meal is provided in a single 30-minute period. One teacher estimates that the lengthy distance to the cafeteria and the lengthy queues for food provide children a 10-minute window during which to eat. As a result, many students frequently skip meals entirely (176).
Given,
Lunch was served to the pupils in this school in a single sitting, unlike the staggered luncheon sessions I saw at Walton High. 3,300 children cannot be fed at once due to physical limitations, the teacher explained. "The session lasts barely 30 minutes, and there is a very large line for children to obtain their food. They must wait in line for fifteen minutes before they can even walk there from their classes. They most likely have 10 minutes to eat their food. Many of them don't even try.
You've worked as a teacher, so you know what it's like for students to go a whole day without eating. Here at Fremont, the school day lasts eight hours.
Here,
Kozol notices the stress on the 3,300 kids at fremont during lunch, when the entire meal is provided in a single 30-minute period. One teacher estimates that the lengthy distance to the cafeteria and the lengthy queues for food provide children a 10-minute window during which to eat. As a result, many students frequently skip meals entirely .
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Given question is incomplete. Completed question is here;-
Unlike the staggered luncheon sessions I observed at Walton High, lunch was served in a single sitting to the students in this school. "It's physically impossible to feed 3,300 kids at once," the teacher said. "The line for kids to get their food is very long and the entire period lasts only 30 minutes. It takes them 15 minutes just to walk there from their classes and get through the line. They get 10 minutes probably to eat their meals. A lot of them don't try. You've been a teacher, so you can imagine what it does to students when they have no food to eat for an entire day. The schoolday here at Fremont is eight hours long."
From Kozol, Jonathan. The Shame of the Nation: The Restoration of Apartheid Schooling in America. New York: Crown, 2005. Print. The passage appears on page 176.
Use the Distributive Property to find 1/3×6 1/2.
ILL MARK YOU SOMETHING LIKE BRAINY GENIUS
Answer:
2 1/6 or 13/6
Step-by-step explanation:
Equation: \(\frac{1}{3}\) × 6\(\frac{1}{2}\)
Distribute: (1/3) ( 6 + 1/2)
(1/3)(6) + (1/3)(1/2)
2 + 1/6
2 1/6 or 13/6
Desmos Unit 8.5 Lesson 10: Practice Problems
I need help with all problems (images shown)
The ordering of the volume o the cylinders will be B, C and A.
Radius of 4 units, the area of the circle is 16π
Radius of 10 units is 100π
Radius of 16 units is 256π
What is volumeVolume is the measure of the amount of space that an object occupies, often expressed in cubic units such as cubic meters, cubic feet, or liters. It is a physical quantity that describes how much three-dimensional space an object or substance occupies.
In the case of a solid object, volume can be calculated by measuring its dimensions (such as length, width, and height) and using a formula to calculate the amount of space it occupies. For example, the volume of a rectangular box can be calculated by multiplying its length, width, and height.
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Which property is demonstrated?
(4+x)+2y=4+(x+2y)
Commutative property of addition
Associative property of addition
Distributive property
I don't know.
Answer: Hey Love ❤️ It’s B. Associative property
Step-by-step explanation: The person on the top is wrong what a shame
Answer:
I just took the test, it's Associative Property :D
Step-by-step explanation:
How does the amount of fabric required to make the cylindrical bag compare to the amount of fabric required to make the square-based-prism bag? how much will each bag hold? based on this information, which bag style do you think the cpm sports company should make? explain your reasoning.
To find out how the amount of fabric required to make the cylindrical bag compares to the amount of fabric required to make the square-based-prism bag, we can use the formula for the surface area of each shape.
The amount of fabric required to make a bag is proportional to its surface area. Therefore, we can compare the surface areas to determine which bag will require more fabric. Let's assume the dimensions of each bag are as follows:
Cylindrical bag: height = 10 inches,
radius = 5 inches
Square-based-prism bag: height = 10 inches,
base length = 6 inches,
base width = 6 inches
Now, let's find the surface areas of each bag:
Surface area of cylindrical bag = 2πrh + 2πr²
= 2π(10)(5) + 2π(5)²
= 100π + 50π
= 150π square inches
Surface area of square-based-prism bag = 2lw + 2lh + 2wh
= 2(6)(6) + 2(6)(10) + 2(6)(10)
= 72 + 120 + 120
= 312 square inches
Therefore, the square-based-prism bag requires more fabric than the cylindrical bag.
Next, let's find out how much each bag will hold. We can use the formula for the volume of each shape to find out. The volume of each bag will give us an idea of how much they can hold.
Volume of cylindrical bag = πr²h
= π(5)²(10)
= 250π cubic inches
Volume of square-based-prism bag = lwh
= 6(6)(10)
= 360 cubic inches
Therefore, the square-based-prism bag can hold more than the cylindrical bag.
Based on this information, the cpm sports company should make the square-based-prism bag if they want to maximize the amount of items each bag can hold.
However, if the company is more concerned with using less fabric to make each bag, then they should make the cylindrical bag. The decision ultimately depends on the company's priorities and goals.
The amount of fabric required to make the cylindrical bag is less than the square-based-prism bag. However, the square-based-prism bag can hold more than the cylindrical bag.
The cpm sports company should make the square-based-prism bag if they want to maximize the amount of items each bag can hold.
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A grandfather's age in years is the same as his granddaughter's age is months. Together, they are 91 years old. How old is the grandfather?
Answer:
Step-by-step explanation:
Show that and
cos(20) = 2 cos² 0 -1
cos(30) = 4 cos³ 0 - 3 cos 0
cos(20) = 2 cos² 0 -1cos(30)
= 4 cos³ 0 - 3 cos 0
First, we'll prove the first expression cos(20) = 2 cos² 0 -1:
LHS (Left Hand Side)=cos(20)RHS (Right Hand Side)=2 cos² 0 -1 = 2 cos² 0 - sin² 0
(using the trigonometric identity: sin² θ + cos² θ = 1)
RHS=cos² 0 + cos² 0 - sin² 0
RHS=cos² 0 + sin² 90 - sin² 0
(Using the trigonometric identity: cos² θ + sin² θ = 1)
RHS=cos² 0 + cos² 90
= 1(cos 90 = 0, sin 90 = 1)
Therefore, LHS = RHS,
so cos(20) = 2 cos² 0 -1 is proved
Now, we'll prove the second expression cos(30) = 4 cos³ 0 - 3 cos 0:
LHS (Left Hand Side)=cos(30)RHS (Right Hand Side)
=4 cos³ 0 - 3 cos 0
We know,cos 3θ = 4 cos³ θ - 3 cos θ
Using this formula, we can write:LHS=cos(3 * 10)
= cos(30)RHS
=4 cos³ 0 - 3 cos 0
Therefore, LHS = RHS, so cos(30) = 4 cos³ 0 - 3 cos 0 is also proved.
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limit x tends to 0 (x cot 2x)
Step-by-step explanation:
\( = \lim \limits_{x \to0}x \cot(2x) \)
\( = \lim \limits_{x \to0} \frac{x}{ \tan(2x) } \)
\( = \lim \limits_{x \to0} \frac{x}{ \tan(2x) } \times \frac{2x}{2x} \)
\( = \lim \limits_{x \to0} \frac{2x}{ \tan(2x) } \times \lim \limits_{x \to0} \frac{x}{2x} \)
\( = \lim \limits_{u \to0} \frac{u}{ \tan(u) } \times \frac{1}{2} \)
\( = \frac{1}{2} \)
Let \( f(x)=6 x-5 \) and \( g(x)=x^{2}-6 x+3 \). \[ \begin{array}{l} (f \circ g)(x)= \\ (g \circ f)(x)= \end{array} \] Question Help: \( \square \) Message instructor
et \( f(x)=\frac{1}{x-5} \) and
The composition of the given functions are:\( (f\circ g)(x) = 6x^2 - 36x + 13 \) and \( (g\circ f)(x) = 36x^2 - 72x + 29 \).
Given functions are \( f(x)=6x−5 \) and \( g(x)=x^2−6x+3 \). Let's find the composition of functions below:\((f\circ g)(x)\)First, we need to substitute \( g(x) \) in place of \( x \) in \( f(x) \). Hence,\( (f\circ g)(x) = f(g(x)) \)\( f(g(x)) = 6g(x) - 5 \)Substitute \( g(x) \) in the above equation,\( (f\circ g)(x) = 6(x^2-6x+3) - 5 \)\( (f\circ g)(x) = 6x^2 - 36x + 13 \)\((g\circ f)(x)\)First, we need to substitute \( f(x) \) in place of \( x \) in \( g(x) \). Hence,\( (g\circ f)(x) = g(f(x)) \)We are given that \( f(x)=6x−5 \) , substitute this in the above equation,\( (g\circ f)(x) = g(6x-5) \)Substitute this in the function \( g(x) \),\( (g\circ f)(x) = (6x-5)^2 - 6(6x-5) + 3 \)\( (g\circ f)(x) = 36x^2 - 72x + 29 \)Hence, the composition of the given functions are:\( (f\circ g)(x) = 6x^2 - 36x + 13 \) and \( (g\circ f)(x) = 36x^2 - 72x + 29 \).
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How do you find the length of a rectangle when given the area?
we will find the length of rectangle when area is divided by the breadth of rectangle.
what are the properties of rectangle?Some properties are rectangle are stated below:
1. rectangle has four right angles
2. rectangles has four sides and equal opposite sides which are parallel to each other.
3.rectangle has two diagonals which are similar in length.
which is the formula for finding the length?The bigger side lengths are called length and the smaller sides are called breadth of rectangle.
if area of rectangle is given, we can find length when area is divided by its breadth.
length = area/breadth
hence, length of rectangle is determined from the value of area and breadth.
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What does Descartes' rule of signs tell you about the possible number of positive real zeros and the possible number of negative real zeros of the function?
f(x)=2x³-7x³-10x
The possible number of positive real zeros is, and the possible number of negative real zeros is
(Use a comma to separate answers as needed)
12
Descartes' rule of signs tells us that the possible number of positive real zeros for the function, and the possible number of negative real zeros is 0.
What is Descartes' rule?Descartes' Rule, also known as the Cartesian Rule, is a method of solving a system of equations. It is named after French philosopher and mathematician René Descartes, who developed the rule in the 17th century. The rule states that if all the coefficients in a system of equations are positive, then the product of the roots of the equations will be equal to the product of the coefficients of the equations. The rule can be used to solve systems of linear equations, quadratic equations, and other equations of higher degree.
According to data:This is because there are three sign changes in the polynomial, from + to - to +. The number of sign changes is equal to the number of positive real zeros, and the number of changes from - to + is equal to the number of negative real zeros. Since there are no changes from - to + in this polynomial, there are no negative real zeros.
Thus, there is not real zeroes for the polynomial.
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PLSSS FAST
3x 300
x = 10
x = 100
X =
100
x = 297
Answer:
x=100
Step-by-step explanation:
Common denominator of 24/35 and 7/10
Answer:70
Step-by-step explanation:
35*2=70
10*7=70
Write a two-column proof.
Given: V is the midpoint of YW;
UY || XW.
Prove: ΔU V Y≅ ΔX V W
We reached the conclusion that ΔUVY≅ ΔXVW under SSA condition.
What is meant by the congruency of a triangle?If all three corresponding sides are equal and all three corresponding angles are equal in measure, two triangles are said to be congruent.These triangles can be moved, rotated, flipped, and turned to look exactly the same.They will coincide if they are repositioned.Two triangles are congruent if they satisfy the five congruence conditions.They are the side-side-side (SSS), the side-angle-side (SAS), the angle-side-angle (ASA), the angle-angle-side (AAS), and the right angle-hypotenuse-side (RHS).So,
Given: V is the midpoint of YW; UY || XW.
To Prove: ΔUVY≅ ΔXVW
YV = VW = (Given)UY = WX = (Given: parallel)∠UVY = ∠XVW (Inversely opposite angles)So, ΔUVY≅ ΔXVW under SSA contion.
(Refer the table shown below)
Therefore, ΔUVY≅ ΔXVW under SSA contion.
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"A rectangle has a height of 5 cm and its base is increasing at a rate" of 3/2 cm/min. When its area is 60 cm2, at what rate is the diagonal of the rectangle increasing?
The rate at which the diagonal of the rectangle is increasing is 18/13 cm/min.
To find the rate at which the diagonal of the rectangle is increasing, we can use the relationship between the sides of the rectangle, its area, and the diagonal.
Given that Height of the rectangle (h) = 5 cm
The rate at which the base is increasing (db/dt) = 3/2 cm/min
Area of the rectangle (A) = 60 cm²
We can determine the base (b) using the formula for the area of a rectangle:
A = b x h
60 = b x 5
b = 12 cm
Next, the Pythagorean theorem:
d² = b² + h²
d² = 12² + 5²
d² = 144 + 25
d² = 169
d = 13 cm
Now, to determine the rate at which the diagonal is increasing (dd/dt), we can differentiate the equation for the diagonal with respect to time:
d² = b² + h²
2d x (dd/dt) = 2b x (db/dt) + 0 x (dh/dt)
2d x (dd/dt) = 2b x (db/dt)
(dd/dt) = (b (db/dt)) / d
Substituting the known values:
(dd/dt) = (12 x (3/2)) / 13
(dd/dt) = 36/26
(dd/dt) = 18/13 cm/min
Therefore, the rate at which the diagonal of the rectangle is increasing is 18/13 cm/min.
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if a translation has a coordinate notation of (x,y) --> (x+1,y-3) then what is the image of (4,-4)
Answer:
(5, - 7 )
Step-by-step explanation:
A translation rule of
(x, y ) → (x + 1, y - 3 )
means add 1 to the original x- coordinate and subtract 3 from the original y- coordinate, that is
(4, - 4 ) → (4 + 1, - 4 - 3 ) → (5, - 7 )
how to find intersection from -8x+3y=11 and y=3x+4
Answer:
(-1,1)
Step-by-step explanation:
To find where both lines intersect, solve for x and y with substitution.
Equation 1.
-8x+3y=11
Equation 2.
y=3x+4
Substitute y from equation 2 into equation 1.
-8x+3(3x+4)=11
-8x+9x+12=11
x=-1
Now plug x into the second equation to solve for y.
y=3(-1)+4
y=-3+4
y=1
Both lines intersect at (-1,1)
Answer:
(-1, 1)
Step-by-step explanation:
It's somewhat difficult to find the point of intersection when graphing these by hand, but a graphing calculator can show it easily.
The lines intersect at (-1, 1).
__
You are given an expression for y, which makes it easy to use substitution as a solution method. Using the second equation to substitute for y in the first equation, we get ...
-8x +3(3x +4) = 11
x +12 = 11 . . . . simplify
x = -1 . . . . . . . subtract 12
Substituting back into the second equation, we find y to be ...
y = 3(-1) +4 = 1
The lines intersect at (x, y) = (-1, 1).
_____
Additional comment
The slopes are 8/3 and 3. When hand-drawn lines have nearly the same slope, it is difficult to tell exactly where they intersect. Of course, a graphing calculator does not have the problem of finite line width and an apparent long region of intersection. It can pinpoint the intersection exactly.
Of course, "substitution" is not the only way this system of equations can be solved. However, for this system, it is one of the easiest when doing the solution by hand.
10. Multi-Step Mrs. Sullivan calculates that she
needs 12 gallons of paint to paint her house.
She already has 8 quarts of the paint she
needs. How many gallons of paint should
she buy?
Answer:
Amount of paint to be bought = 10 gallons
Step-by-step explanation:
Amount of paint needed by Mrs. Sullivan to paint her house = 12 gallons
She is already having paint = 8 quarts
Since, 1 quart = 0.25 gallons
Therefore, 8 quarts = 8 × 0.25
= 2 gallons
So, amount of paint she is already having = 2 gallons
Amount of paint to be bought = 12 - 2
= 10 gallons
What is the closest perfect square that is
bigger than 62?
Answer:
64
Step-by-step explanation:
The perfect squares are the squares of the whole numbers: 1, 4, 9, 16, 25, 36, 49, 64, 81, 100 …
Question 5 (5 points)
What is the volume of the right prism?
35 in.
37 in.
12 in.
40 in.
The volume of the right prism include the following: 8,640 in³.
How to calculate the volume of a rectangular prism?In Mathematics and Geometry, the volume of a rectangular prism can be calculated by using the following formula:
Volume of a rectangular prism = L × W × H
Where:
L represents the length of a rectangular prism.W represents the width of a rectangular prism.H represents the height or depth of a rectangular prism.Next, we would determine the area of the triangle at the base of the right prism as follows:
Base area = 1/2 × ( 36 × 12)
Base area = 1/2 × 432
Base area = 216 in².
Now, we can calculate the the volume of this right prism:
Volume = base area × height
Volume = 216 × 40
Volume = 8,640 in³.
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PLS HELPPP I DONT GET IT
Answer:
The Answer is 4/8
Step-by-step explanation:
4/8 = 1/2
Point A is in the middle of 0 and 1, since itz in the middle its 4/8
Hopes This Helps!!!
Answer:
C. \(\frac{4}{8}\)
Step-by-step explanation:
Point A seems like it is in the middle of 0 and 1 which would make it's fraction \(\frac{1}{2}\). We can clearly see that there is no option for \(\frac{1}{2}\) exactly, but there is a non-simplified version of \(\frac{1}{2}\). That fraction would be \(\frac{4}{8}\).
identify the values of a h and k y=5/x+6-2
The values of a, h and k on the function are given as follows:
a = 5.h = 6.k = -2.The meaning of the transformations is given as follows:
Multiplication by a = 5 -> vertical stretch by a factor of 5.h = 6 -> translation left 6 units.k = -2, translation down 2 units.What is a translation?A translation happens when either a figure or a function is moved horizontally or vertically on the coordinate plane.
The four translation rules for functions are defined as follows:
Translation left a units: f(x + a).Translation right a units: f(x - a).Translation up a units: f(x) + a.Translation down a units: f(x) - a.The parent function in this problem is given as follows:
y = 1/x.
Hence the meaning of the transformations is given as follows:
Multiplication by a = 5 -> vertical stretch by a factor of 5.h = 6 -> transformation f(x + 6), translation left 6 units.k = -2, transformation f(x) - 2, shift down 2 units.More can be learned about translations at brainly.com/question/28174785
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What is the approximate distance around the entire figure below?
Answer: 20cm
Step-by-step explanation:
First, add up the 3 sides you already know.
6+6+3 = 15.
Now you have to find the length of the semi circle which is half the circumference of a circle.
The equation for the circumference is 2πr.
The diameter of the circle is 3 meaning the radius is 1.5.
Plug this into the equation.
2 * π * 1.5 and you get approximately 9.42
Since it is only have a circle, you have to divide this by 2 to get half the circumference.
When you do this, you get 4.71
Add up 15 and 4.71 and you get 19.71 which rounds up to 20.
$1500 = $25x + $50
What is the x in this question?
Answer:
x= 58
Step-by-step explanation:
$1500 = $25x + $50
minus 50
1450 = 25x
divide by 25
58 = x
hope this helps!
Answer:
$58
Step-by-step explanation:
1,500-50=1450
1450/25=58
Write 6^4÷√6 as a single power of 6.
\(~\hspace{7em}\textit{rational exponents} \\\\ a^{\frac{ n}{ m}} \implies \sqrt[ m]{a^ n} ~\hspace{10em} a^{-\frac{ n}{ m}} \implies \cfrac{1}{a^{\frac{ n}{ m}}} \implies \cfrac{1}{\sqrt[ m]{a^ n}} \\\\[-0.35em] ~\dotfill\\\\ 6^4\div \sqrt{6}\implies \cfrac{6^4}{\sqrt{6}}\implies \cfrac{6^4}{6^{\frac{1}{2}}}\implies 6^4\cdot 6^{-\frac{1}{2}} \\\\\\ 6^{4-\frac{1}{2}}\implies 6^{\frac{8-1}{2}}\implies 6^{\frac{7}{2}}\)