Answer:
m=10
Step-by-step explanation:
The geometry of the clf3 molecule is best described as
a. distorted tetrahedral.
b. tetrahedral.
c. trigonal pyramidal.
d. trigonal planar.
e. t-shaped.
Answer:
The right option is option e.T-shaped.
Step-by-step explanation:
The molecular geometry or shape of clf3 is T-shaped. It acquires such shape because of presence of two lone pairs which take equatorial position and there are greater repulsions. The hybridisation is sp3d and it has 2 lone pairs
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Option e) T-shaped
Hybridization in chemistry is defined as the concept of mixing two atomic orbitals to create a new type of hybridized orbital. This mixing often leads to the formation of hybrid orbitals of different energies, shapes, etc. completely different. During hybridization, atomic orbitals of equivalent energies are mixed and mainly involves the fusion of two "s" or two "p" orbitals, or the mixing of "s" orbitals with the "p"" orbitals as well as "s` orbitals with `d` orbitals. The newly formed orbitals are called hybrid orbitals.The shape or molecular geometry of ClF₃ is T-shaped. It acquires such a shape due to the presence of two lone pairs in the equatorial position and has greater repulsion. The hybrid is sp³d and it has 2 lone pairs.
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help asap
missing work
Answer:
32
Step-by-step explanation:
In ΔLMK
short leg /long leg = 18/24
In ΔLMJ
short leg /long leg = 24/JK
Now we make them equal
(18/24) = (24/JK), cross multiply
18·JK = 24², divide both sides by 18
JK = 24²/18
JK = 32
A balloon with a small leak loses 0.5% of its volume each day. If it originally contained 40 liters of gas, what is the volume of the gas after one week?
AO 40 - 406.005)
B.O 406.05)'
C.O 400.95)
DO 406.995)'
Find the volume
of the figure below:
Step-by-step explanation:
Use Pythagorean theorem to find the base of the right triangle
221^2 = 195^2 + b^2
b = 104 km
triangle area = 1/2 base * height = 1/2 * 104 * 195 = 10140 km^2
Now multiply by the height to find volume
10140 km^2 * 15 km = 152100 km^3
How to solve the exponential equation
9^8x-3 =9^13
To solve the exponential equation 9^(8x-3) = 9^13, we can begin by observing that both sides of the equation have the same base, which is 9. According to the property of equal bases, we can equate the exponents. exponential equation is x = 2
8x - 3 = 13.
To isolate the variable x, we can start by adding 3 to both sides of the equation:
8x = 13 + 3,
8x = 16.
Next, we divide both sides of the equation by 8:
x = 16/8,
x = 2.
Therefore, the solution to the exponential equation is x = 2
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Un automóvil recorre 480 km en 8 horas. El tiempo aproximado para recorrer 720 km a la misma velocidad, corresponde a
a. 10
b. 8
c. 5
d. 12
Please help, 25 points.
Answer:
B
Step-by-step explanation:
The +400 says that the y-intercept is 400, which means that that's how full it started off.
In the diagram below, DE is parallel to X. What is the value of y?
•
**
122
A. 78
B. 112
C. 58
O D. 122
They start you off with the angle 122 d (degrees) and a straight lime is 180 d so you should do 180 d - 122 d to get 58
PLEASE HELP, i'll mark the brain thingy !
Answer:
50
Step-by-step explanation:
make me brain
Evaluate. Chesk by dfferentiating
∫ 6x e ^7x dx
Which of the following shows the correct uv - −∫v du formulatian? Choose the coerect answer below.
A. 6x−∫e^7xdx
B. 6 e^7x/7 - ∫e^7x/7 6x dx
C. e^7x−∫6xdx
D. 6x e^7x/7−∫e^7x/76dx
Evaluate ∫6xe^7x dx
∫f(x) e^7xdx = ____
The correct answer is B. 6 e^7x/7 - ∫e^7x/7 6x dx.
In the formula uv - ∫v du, u represents the first function to differentiate, and v represents the second function to integrate. Applying this formula to the given integral, we have:
u = 6x (the first function to differentiate)
v = e^7x (the second function to integrate)
Now, we differentiate the first function u and integrate the second function v:
du/dx = 6 (derivative of 6x with respect to x)
∫v dx = ∫e^7x dx = e^7x/7 (integral of e^7x with respect to x)
Using the formula uv - ∫v du, we can rewrite the integral as:
∫6x e^7x dx = u * v - ∫v du = 6x * e^7x - ∫e^7x du = 6x * e^7x - ∫e^7x * 6 dx
Simplifying the expression, we get:
∫6x e^7x dx = 6x * e^7x - 6 * ∫e^7x dx = 6 e^7x * x - 6 * (e^7x/7) = 6 e^7x/7 - ∫e^7x/7 6x dx
Therefore, option B. 6 e^7x/7 - ∫e^7x/7 6x dx is the correct choice.
Now, evaluating ∫6xe^7x dx:
From the previous derivation, we have:
∫6x e^7x dx = 6 e^7x/7 - ∫e^7x/7 6x dx
Integrating the expression, we obtain:
∫6xe^7x dx = 6 e^7x/7 - (6/7) ∫e^7x dx = 6 e^7x/7 - (6/7) * (e^7x/7)
Simplifying further, we get:
∫6xe^7x dx = 6 e^7x/7 - 6 e^7x/49
So, ∫6xe^7x dx is equal to 6 e^7x/7 - 6 e^7x/49.
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Three coins are tossed simultaneously. Let X be the number of heads that will turn up. How many possible values does X have?
1/2
HHH HHT THH HTH Rest of then are: TTT TTH THT HTT so the answer is 1/2
Ok so I just need to match the letter with the definition but I don’t get it help please!
Answer:
m = slope
b = y-intercept
y = output
x = input
y = mx + b
y2 - y1 / x2 - x1
Is (2,-3) a solution to 3x + 7y = 14? Show work.
Answer:
its not a solution
Step-by-step explanation:
substitute the points
3(-2) + 7(-3) = 14
-6 - 21 = 14?
-27 = 14 X
How many different bracelets have 4 identical red beads, 4 identical orange beads, and 2 yellow beads, if rotating or flipping a bracelet does not change it
There are 72 different bracelets with 4 identical red beads, 4 identical orange beads, and 2 yellow beads, after flipping a bracelet.
To find the number of different bracelets, we can use the concept of permutations.
First, let's consider the red beads.
Since there are 4 identical red beads, the number of ways to arrange them in a line is 4! (4 factorial).
However, since rotating the bracelet does not change it, we need to divide by 4 to account for the different rotations of the same arrangement.
So, the number of arrangements of the red beads is 4!/4 = 6.
Next, let's consider the orange beads.
Similarly, there are 4!/(4 * 2) = 12 different arrangements of the orange beads.
Again, we divide by 4 to account for the different rotations.
Lastly, we have the yellow beads. Since there are 2 identical yellow beads, there is only 1 arrangement for them.
To find the total number of different bracelets, we multiply the number of arrangements for each type of bead:
6 * 12 * 1 = 72.
Therefore, there are 72 different bracelets with 4 identical red beads, 4 identical orange beads, and 2 yellow beads, if rotating or flipping a bracelet does not change it.
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53 – 10 + 6y – 8y
How do I simplify this
Answer:
Step-by-step explanation:
Combine like terms.
53 and 10 are like terms.
6y , 8y are like terms
53 - 10 + 6y - 8y = 43 - 2y
Incorrect Your answer is incorrect Write an equation of the circle with center (-8,-3) and diameter 4.
Equation represents a circle with its center at (-8,-3) and a radius of 2. The equation describes all the points that are exactly 2 units away from the center (-8,-3).
The equation of the circle with a center at (-8,-3) and a diameter of 4 can be determined using the standard form equation for a circle. The standard form equation is (x - h)^2 + (y - k)^2 = r^2, where (h,k) represents the center of the circle, and r represents the radius. In this case, the given center is (-8,-3), which corresponds to the values of h and k. The diameter of the circle is 4, so the radius (r) is half of that, which is 2. Thus, the equation of the circle is (x + 8)^2 + (y + 3)^2 = 4.
In the standard form equation for a circle, the values of h and k represent the coordinates of the center of the circle. In this problem, the center is given as (-8,-3), so h = -8 and k = -3.
The radius (r) of the circle is half the length of the diameter. Given that the diameter is 4, the radius is 4/2 = 2.
Substituting the values of h, k, and r into the standard form equation, we have (x - (-8))^2 + (y - (-3))^2 = 2^2. Simplifying further, we get (x + 8)^2 + (y + 3)^2 = 4.
This equation represents a circle with its center at (-8,-3) and a radius of 2. The equation describes all the points that are exactly 2 units away from the center (-8,-3).
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which of the contexts below could not be modeled by a linear function? a town's population shrinks at a rate of 7.9% every year. cameron puts $25 a month into a savings account. snow was falling at a rate of 1.5 inches per hour. an elevator descends at a rate of 9 feet per second.
The context that could not be modeled by a linear function is: a town's population shrinks at a rate of 7.9% every year.
A linear function represents a relationship where the change in one variable is directly proportional to the change in another variable. In the given contexts:
Cameron puts $25 a month into a savings account: This can be modeled by a linear function, where the amount in the savings account increases by a fixed amount of $25 every month.Snow falling at a rate of 1.5 inches per hour: This can also be modeled by a linear function, where the accumulation of snow increases at a constant rate of 1.5 inches per hour.An elevator descends at a rate of 9 feet per second: This can be represented by a linear function, where the vertical position of the elevator decreases by a fixed amount of 9 feet for every second that passes.However, the context of a town's population shrinking at a rate of 7.9% every year cannot be modeled by a linear function. The population change in this scenario is not constant but rather decreases by a percentage each year. The population decline would follow an exponential or logarithmic function, as the rate of decrease is proportional to the existing population size.
Out of the given contexts, the town's population shrinking at a rate of 7.9% every year cannot be accurately modeled by a linear function. Linear functions are suitable for situations with constant rates of change, while exponential or logarithmic functions are better suited for representing population changes that involve percentages or growth/decay rates.
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a quadrilateral whose consecutive sides measure 15, 18,15, and 18
Answer:
its a rectangle
Step-by-step explanation:
how to explain this
which of the contexts below represents exponential decline or decay? an elevator descends at a rate of 24 feet per second. money invested in a savings account grows at an annual rate of 2.2%. a car depreciates at a rate of 7.3% per year. a population of 150 bacteria doubles every minute.\
The context that represents exponential decline or decay is: a car depreciates at a rate of 7.3% per year.
Exponential decline or decay refers to a process in which a quantity decreases or diminishes at an accelerating rate over time. Let's analyze each context:
An elevator descends at a rate of 24 feet per second: This represents a constant linear decline, as the elevator is descending at a fixed rate. It does not exhibit exponential decline or decay.
Money invested in a savings account grows at an annual rate of 2.2%: This represents exponential growth, not decline or decay. The money in the savings account is increasing over time, compounded at a fixed annual rate.
A car depreciates at a rate of 7.3% per year: This context represents exponential decline or decay. The car's value decreases each year by 7.3% of its remaining value, leading to an accelerating decrease in its worth over time.
A population of 150 bacteria doubles every minute: This represents exponential growth, not decline or decay. The population is increasing at an accelerating rate, doubling in size every minute.
Among the given contexts, a car depreciating at a rate of 7.3% per year represents exponential decline or decay. The value of the car diminishes at an accelerating rate over time, resulting in a decreasing worth.
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Please help me ASAP!! I really appreciate it
Answer:
a = -1
Step-by-step explanation:
1. Subtract \(\frac{2}{3}\) from both sides.
\(6a=-\frac{16}{3} - \frac{2}{3}\)
2. Solve the side after the equal sign.
\(6a=-6\)
3. Divide 6 from both sides.
\(a=-1\)
4. Hope this helped!
\(:)\)
How many output points does the vertical line test cross in this graph, and is it a function?
Answer:
Step-by-step explanation:
12 output points
an american author, anthropologist, and filmmaker who portrayed racial struggles in the early 1900 american south and published research on hoodoo. one of her most popular novels entitled their eyes were watching god was published in 1937. she also wrote more than 50 short stories, plays, and essays. who is she?
The person who is an american author, anthropologist, and filmmaker who portrayed racial struggles in the early 1900 american south and published research on hoodoo is Zora Neale Hurston.
She is known for portraying racial struggles in the early 1900s American South and published research on hoodoo. Her most popular novel, "Their Eyes Were Watching God," was published in 1937. She also wrote over 50 short stories, plays, and essays.
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A student listed the asymptotes of the function y=x²-3 x+2 / x²+6 x+5 as shown at the right. Explain the student's error. What are the correct asymptotes?
The student made an error in listing the asymptotes of the function y = (x² - 3x + 2) / (x² + 6x + 5). The correct asymptotes for this function are vertical asymptotes at x = -1 and x = -5, and there are no horizontal asymptotes.
The student's error likely occurred when determining the vertical asymptotes of the function. To find the vertical asymptotes, we set the denominator equal to zero and solve for x. In this case, the denominator is x² + 6x + 5, which factors as (x + 1)(x + 5). Therefore, the vertical asymptotes occur when either (x + 1) = 0 or (x + 5) = 0, resulting in x = -1 and x = -5.
However, the student did not make an error when determining the absence of horizontal asymptotes. To check for horizontal asymptotes, we compare the degrees of the numerator and denominator polynomials. In this case, both the numerator and denominator have a degree of 2, so there are no horizontal asymptotes.
In summary, the student's error lies in listing the asymptotes of the function as shown. The correct asymptotes for the function y = (x² - 3x + 2) / (x² + 6x + 5) are vertical asymptotes at x = -1 and x = -5, and there are no horizontal asymptotes.
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An otter is swimming in the deep area of his tank at the zoo. The surface area of the otter's back is A
The equation of the magnitude of the force applied at the back of otter is F is (P+P0)A F is ( P + P 0 ) A .
What does the term magnitude of the force mean?The amount that encapsulates the force's power is known as its magnitude. Consider the following scenario: the force is 10 N in the east. The direction is indicated by "towards east," while the force is indicated by "10." Magnitude may be thought of as simply the "value" or "amount" of any physical quantity.
The surface area of the otter's back is A = 0.55 m2.
The fluid pressure at the depth of the otter is P = 11500 Pa.
Thus, the equation of the magnitude of the force applied at the back of otter is F=(P+P0)A F = ( P + P 0 ) A .
The complete question is
An otter is swimming in the deep area of his tank at the zoo. The surface area of the otter's back is A = 0.55 m2. The fluid pressure at the depth of the otter is P = 11500 Pa.
Write an equation for the magnitude of the force F on the back of the otter in terms of the pressure P and the atmospheric pressure P0.
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Adam is trying to spot a meteor. The probability he will see one in the next 10 minutes is 0.56. What are the odds in favor of Adam seeing a meteor in the next 10 minutes?
The odds from the probability is 14 : 11
How to determine the odds from the probability ?The value of the probability is given as
Probability in the next 10 minutes = 0.56
This means that
p = 0.56
Represent the probability as a fraction
So, we have the following representation
p = 56/100
Simplify the fraction
p = 14/25
To convert the probability to odds, we make use of the following equation
Probability = Odds/(1 + Odds)
Substitute the known values in the above equation, so, we have the following representation
14/25 = Odds/(1 + Odds)
So, we have
(1 + Odds) * 14/25 = Odds
This gives
14/25 + Odds * 14/25 = Odds
Evaluate the like terms
11/25 * Odds = 14/25
So, we have
Odds = 14/11
Express as ration
Odds = 14 : 11
Hence, the odds is 14 : 11
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2(3x-17) by using the distributive property
Write an expression for the area of this rectangle, multiplying out your answer
(x+3) x (x+2)
Step-by-step explanation:
it should be *(x+3) x (x+2)* because area of rectangle = length x breadth
A courier service company wishes to estimate the proportion of people in various states that will use its services. Suppose the true proportion is 0.03. If 476 are sampled, what is the probability that the sample proportion will be less than 0.04
The probability that the sample proportion will be less than 0.04 is 0.8995 or 89.95%.
The true proportion (p) is given to be 0.03.
Therefore, Mean (μ) = p = 0.03.
The standard error of sampling distribution can be calculated using the formula σ = √[{p(1 - p)}/n], where n, is the sample size, that is, n = 476.
Therefore, σ = √[{0.03(1 - 0. 03)}/476] = 0.00782.
Since, np = 14.28 and n(1 - p) = 461.72 are both greater than 5, we assume the sample is normally distributed.
Since, we are asked to find the probability that the sample proportion is less than 0.04, we using our calculator, enter as following:
Normalcdf(-100000000,0.04,0.03,0.00782), which gives us the value 0.8995 or 89.95%.
Thus, the probability that the sample proportion will be less than 0.04 is 0.8995 or 89.95%.
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help with this problem
Answer:
sorry
Step-by-step explanation:
A bakery needs to make 4 batches of bagels before opening in 3 hours. Each batch of bagels takes 2/4 of an hour to make. How many bagel batches can the bakery make before they open
Answer:6
Step-by-step explanation:
Since each batch of bagels takes 2/4 of an hour to make. This means that in one hour, 2 batches would be made.
Therefore, in 3 hours, the number of batches that would be made will then be:
= 2 × 3
= 6
Therefore 6 batches can be made before opening