Step-by-step explanation:
3Q=256-169
Q=87/3
Q=29
Each of the following is a strategy for generating a hypothesis, EXCEPT:
A) introspection.
B) finding the exception to the rule.
C) thinking of things unilaterally.
D) thinking about variables in terms of amount or degrees.
The strategy for generating a hypothesis that does not fit among the options provided is option C) Thinking of things unilaterally.
Introspection, finding exceptions to the rule, and thinking about variables in terms of amount or degrees are all valid strategies for generating hypotheses.
Introspection involves reflecting on personal experiences, thoughts, and observations to generate hypotheses about a particular phenomenon or question.
Finding exceptions to the rule involves identifying instances that do not conform to the expected pattern or generalization, which can lead to the formulation of alternative hypotheses.
Thinking about variables in terms of amount or degrees involves considering how varying levels or quantities of a particular variable may impact the outcome or relationship being studied, which can help generate hypotheses about the nature and direction of the relationship.
On the other hand, "thinking of things unilaterally" is not a recognized strategy for generating hypotheses. The term "unilaterally" typically refers to actions or decisions made by one side or party without considering others.
Hypothesis generation involves considering multiple perspectives, factors, and possibilities, rather than approaching it unilaterally.The correct answer is option c.
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At a concert, the organizer ditributed out 1050 paper fan, 1575 glow tick and 3150 ticker to the participant. All the participant had the equal number of each of the item. Find the larget number of participant for the concert
The largest number of participants at the concert was 4.
To determine the largest number of participants at the concert, we need to find the least common multiple (LCM) of 1050, 1575, and 3150. The LCM is the smallest positive integer that is a multiple of all three numbers.
The prime factorization of 1050 is 2 * 3 * 5 * 5 * 7.
The prime factorization of 1575 is 3 * 5 * 5 * 11.
The prime factorization of 3150 is 2 * 3 * 5 * 5 * 7 * 11.
The LCM of 1050, 1575, and 3150 is therefore 2 * 3 * 5 * 5 * 7 * 11 = 31500.
Since each participant received one of each item, the largest number of participants at the concert was
31500 / (1050 + 1575 + 3150) = 31500 / 7775 = 4.
Therefore, the largest number of participants at the concert was 4.
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For a trip, Evelyn packed 6 blouses, 5 pairs of shorts, 3 pairs of jeans, and 1 skirt. Find the ratio of pairs of jeans to the total number of pieces of clothing Evelyn packed.
Show work:
Write the fraction or mixed number as a percent.
1 13/20
this is for a test!! aghh
Answer: 165%
Step-by-step explanation:
1 = 100%
13/20 = 65%
1 13/20 = 165%
Letr' (t) = 3 + 4t, cos(t), 6e") and and (0) F(0) = (7,2,5). 7) Determine (t) 7 (t) =
The answer to the question is Letr'(0) = (4, 0, 6). This can be answered by the concept of Differentiation.
The question is asking to determine the derivative of the vector-valued function Letr' (t) = (3 + 4t, cos(t), 6e^t) with the initial condition F(0) = (7, 2, 5). The derivative of Letr' (t) is given by Letr''(t) = (4, -sin(t), 6e^t), and therefore the derivative of Letr' (t) at t = 0, denoted by Letr'(0), is (4, -sin(0), 6e⁰) = (4, 0, 6).
The given vector-valued function is Letr' (t) = (3 + 4t, cos(t), 6e^t), and we are asked to find its derivative Letr''(t). Since Letr' (t) is a vector-valued function, its derivative is the vector-valued function Letr''(t) = (x''(t), y''(t), z''(t)), where x''(t), y''(t), and z''(t) are the derivatives of the individual components of Letr' (t).
The derivative of the first component of Letr' (t), 3 + 4t, is simply 4, since the derivative of a constant is zero and the derivative of 4t is 4. The derivative of the second component of Letr' (t), cos(t), is -sin(t), since the derivative of cos(t) is -sin(t). The derivative of the third component of Letr' (t), 6e^t, is 6e^t, since the derivative of e^t is e^t.
Therefore, the derivative of Letr' (t) is Letr''(t) = (4, -sin(t), 6e^t).
Next, we need to evaluate Letr'(0), which is the derivative of Letr' (t) at t = 0. Plugging in t = 0 into Letr''(t), we get Letr''(0) = (4, -sin(0), 6e⁰) = (4, 0, 6).
Finally, we are asked to determine Letr'(0). Since Letr'(0) is the derivative of Letr (t) at t = 0 and the initial condition is given as F(0) = (7, 2, 5), we can find Letr'(0) by taking the derivative of Letr (t) and evaluating it at t = 0. Therefore, we have Letr'(0) = (4, 0, 6).
Therefore, the answer to the question is Letr'(0) = (4, 0, 6).
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Numbers of the jerseys of 5 randamty selected Carolina Panthers Quantitative discrete Quantitative continuous. Gualitative
The numbers of the jerseys of 5 randomly selected Carolina Panthers would fall under the category of quantitative discrete data.
Quantitative data are numerical measurements or counts that can be added, subtracted, averaged, or otherwise subjected to arithmetic operations. Discrete data, on the other hand, can only take on specific, whole number values, as opposed to continuous data which can take on any value within a range.
Qualitative data, on the other hand, are non-numerical data that cannot be measured or counted numerically. Examples include colors, names, opinions, and preferences. Since the numbers of the jerseys are specific numerical values, they are considered quantitative data.
Since they can only take on specific, whole number values (i.e. the jersey numbers are not continuous values like weights or heights), they are considered discrete data. Therefore, the correct option for the given question is option "quantitative discrete".
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Researchers try to gain insight into the characteristics of a ______ population by examining a of the population. Select one:
a. Description
b. Model
c. Replica
d. Sample
Researchers try to gain insight into the characteristics of a sample population by examining a sample of the population.
A sample is a subset of individuals or units taken from a larger population. Researchers use sampling methods to select a representative group of individuals from the population they are interested in studying. By studying the sample, researchers can make inferences and draw conclusions about the characteristics, behaviors, or trends that may exist within the entire population.
The goal of sampling is to obtain a sample that accurately represents the population in terms of its relevant characteristics. Researchers carefully select their samples to ensure that they are representative and minimize bias. This allows them to generalize the findings from the sample to the larger population with a certain level of confidence.
By examining a sample, researchers can collect data, analyze patterns, and draw conclusions about the population as a whole. This approach is more feasible and practical than attempting to study the entire population, especially when the population is large or geographically dispersed.
Therefore, researchers use samples to gain insight into the characteristics of a population, making option d. "Sample" the correct answer.
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When Zack checked his solution, it didn’t work. What was his mistake?
In step 1, he should have used the multiplication property of equality.
In step 2, he should have a constant of – 4 on the right side.
In step 3, he should have divided both sides by StartFraction 6 Over 4 Endfraction.
In step 4, the answer should be positive.
Answer: its c In step 3, he should have divided both sides by StartFraction 6 Over 4 Endfraction.
Step-by-step explanation:
Answer:
C
Step-by-step explanation:
what is 1.8 increased by 10 to make a new mean
Answer:
18
Step-by-step explanation:
1.8*10= 18/10*10=180/10=18
A savings account balance is compounded continuously.If the interest rate is 3.1% per year and the current balance is 1077.00 in how many years will the balance reach 1486.73?
Answer:13.8 is the best answer i could get
Step-by-step explanation:1,077 multiply that × 13.8 =14,862
scientist measured water pressures of different depths she measured the table showing her findings the X values represents the deepest death matters the Y value represents the pressure in atmospheres
Answer:10,2
Step-by-step explanation:
Answer:
the answer you are looking for is A
Step-by-step explanation:
Ayana makes a conjecture that the sum of two odd integers is an even integer.
d. Write an algebraic proof that the sum of two odd integers is an even integer.
The algebraic proof confirms Ayana's conjecture that the sum of two odd integers is an even integer.
To algebraic proof that the sum of two odd integers is an even integer, use the definition of an odd integer and an even integer and perform algebraic operations.
Let's assume that m and n are two odd integers. According to the definition of an odd integer, express m and n as:
m = 2k + 1, where k is an integer (1)
n = 2l + 1, where l is an integer (2)
To prove that the sum of two odd integers is an even integer, we need to show that their sum expressed in the form of 2s, where s is an integer.
Now, let's add equations (1) and (2):
m + n = (2k + 1) + (2l + 1)
= 2k + 2l + 2
= 2(k + l + 1)
rewrite the sum as 2(k + l + 1), where (k + l + 1) is an integer. Let's denote this integer as s, so we have:
m + n = 2s
Since the sum of m and n expressed as 2s, where s is an integer, shown that the sum of two odd integers is an even integer.
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find the indefinite integral by making a change of variables. (hint: let u be the denominator of the integrand. remember to use absolute values where appropriate. use c for the constant of integration.)
The indefinite integral is: ∫(1/(x^2+1))dx = ln|x^2 + 1| + c, where c is the constant of integration
To find the indefinite integral by making a change of variables, we can use the substitution method. Let u be the denominator of the integrand, so we can write:
∫(1/(x^2+1))dx = ∫(1/u) * (du/dx) dx
To find du/dx, we differentiate both sides of u = x^2 + 1 with respect to x:
du/dx = 2x
Substituting this into our integral, we get:
∫(1/u) * (du/dx) dx = ∫(1/u) * (2x) dx
Now we can make a change of variables by letting f(u) = ln|u|. Using the chain rule, we have:
df/du = 1/u
Substituting this into our integral, we get:
∫(1/u) * (2x) dx = 2∫(df/du) * x dx
Integrating with respect to x, we get:
2∫(df/du) * x dx = x * ln|u| + c
Substituting u = x^2 + 1, we get:
x * ln|u| + c = x * ln|x^2 + 1| + c
Therefore, the indefinite integral is:
∫(1/(x^2+1))dx = ln|x^2 + 1| + c, where c is the constant of integration.
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What is the measure of angle A?
A.54
B.60
C.16.3662
D.66
E.126
Answer:
c.
Step-by-step explanation:
Please reply quickly and explain if you can thanks
Answer:
36
Step-by-step explanation:
k(6)= (6)²
Which expression and diagram represent “three times a number”?
Answer:
You've picked the right one! It's the one you've marked in the picture!
Step-by-step explanation:
Multiplication is just like addition; you're just doing it multiple times instead of once. 3x is equal to x + x + x. That's exactly what the option you chose in the image shows. Great job! You've got this!
Answer:
B
Step-by-step explanation:
Create and solve a 2 step equation with Distributive Property
How could you use the function y = sin 2x to find the zeros of y = tan 2x
To find the zeros of y = tan(2x), we need to solve the equation sin(2x) = 0 to determine the x-values where sin(2x) is zero. These x-values will correspond to the zeros of the function tan(2x).
To find the zeros of the function y = tan(2x), we can utilize the fact that tan(x) is equal to sin(x)/cos(x).
Given y = tan(2x), we can rewrite it as:
y = sin(2x) / cos(2x)
Now, let's consider the numerator of this expression, which is sin(2x). If we set sin(2x) equal to zero, we can determine the values of x that make the numerator zero:
sin(2x) = 0
By solving this equation, we can find the zeros of sin(2x). The solutions will be the values of x for which sin(2x) equals zero.
Similarly, we can look at the denominator of the expression y = sin(2x) / cos(2x), which is cos(2x). If cos(2x) equals zero, the denominator will be zero, which leads to undefined values for y. These points will be vertical asymptotes of the function tan(2x).
To find the zeros of y = tan(2x), we need to solve the equation sin(2x) = 0 to determine the x-values where sin(2x) is zero. These x-values will correspond to the zeros of the function tan(2x).
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when the angle of an incline with a block resting on it increases the normal support force? A) decreases B) increases C) stays the same
Answer:
normal force decreases
Step-by-step explanation:
N=mgcosθ, and cosine decreases as theta increases
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Answer:
A) decreases
Step-by-step explanation:
As the angle of the incline increases, the normal force decreases, which decreases the frictional force. The incline can be raised until the object just begins to slide.
Listen What is the probability of rolling two 5's when 8 fair six-sided dice are thrown? O 0.186 O 0.241 O 0.260 O 0.301
The answer is O 0.260.
To find the probability of rolling two 5's when 8 fair six-sided dice are thrown, we can use the binomial probability formula. The probability of rolling a 5 on one die is 1/6, and the probability of not rolling a 5 on one die is 5/6. We want to find the probability of getting exactly two 5's, which can happen in different ways. We can roll a 5 on the first die and another 5 on the second die, or we can roll a 5 on the second die and another 5 on the third die, and so on. Therefore, the probability of getting exactly two 5's is:
P(X = 2) = (8 choose 2) * (1/6)^2 * (5/6)^6
where (8 choose 2) is the number of ways to choose 2 dice out of 8, which is equal to 28. Using a calculator, we get:
P(X = 2) ≈ 0.260
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John and Pat drove from Seattle to Portland. They drove an average of 50 miles per hour and it took about 3 hours to get there. How far did they travel?
Answer:
150 miles
Step-by-step explanation:
50x3=150
Find the total cost if the price of a netbook is 375.00.
Answer:
387.50.
Step-by-step explanation:
Which expression is equivalent to the following complex fraction? StartFraction 2 Over x EndFraction minus StartFraction 4 Over y EndFraction divided by StartFraction negative 5 Over y EndFraction + StartFraction 3 Over x EndFraction StartFraction 3 y + 5 x Over 2 (y minus 2 x) EndFraction StartFraction 2 (y minus 2 x) Over 3 y minus 5 x EndFraction StartFraction 2 (y minus 2 x) (3 y minus 5 x) Over x squared y squared EndFraction StartFraction x squared y squared Over 2 (y minus 2 x) (3 y minus 5 x) EndFraction
The equivalent expression of \(\frac{\frac 2x - \frac 4y}{-\frac 5y + \frac 3x}\) is \(\frac {2(y - 2x)}{ 3y-5x}\)
How to determine the equivalent expression?The complete question is in the attached image
We have:
\(\frac{\frac 2x - \frac 4y}{-\frac 5y + \frac 3x}\)
Take the LCM
\(\frac{\frac {2y - 4x}{xy}}{\frac{-5x + 3y}{xy}}\)
Divide through by xy
\(\frac {2y - 4x}{-5x + 3y}\)
Rewrite as:
\(\frac {2y - 4x}{ 3y-5x}\)
Factor out 2
\(\frac {2(y - 2x)}{ 3y-5x}\)
Hence, the equivalent expression of \(\frac{\frac 2x - \frac 4y}{-\frac 5y + \frac 3x}\) is \(\frac {2(y - 2x)}{ 3y-5x}\)
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is it =,<, or > for each one?
Angles P and Q are complimentary angels. Given that sin P =0. 6 and sin Q =0. 8, what is tan Q, rounded to two decimal places
Tan Q, rounded to two decimal places, is approximately 1.33.
Since angles P and Q are complementary, their sum is 90 degrees.
We are given that sin P = 0.6 and sin Q = 0.8.
To find tan Q, we can use the relationship between sine, cosine, and tangent:
tan Q = sin Q / cos Q
Since sin Q = 0.8, we need to find cos Q.
Since sin^2 Q + cos^2 Q = 1 (based on the Pythagorean identity), we can solve for cos Q:
cos^2 Q = 1 - sin^2 Q
cos^2 Q = 1 - 0.8^2
cos^2 Q = 1 - 0.64
cos^2 Q = 0.36
Taking the square root of both sides:
cos Q = sqrt(0.36)
cos Q = 0.6
Now we can calculate tan Q:
tan Q = sin Q / cos Q
tan Q = 0.8 / 0.6
tan Q = 1.33
Therefore, tan Q, rounded to two decimal places, is approximately 1.33.
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need help with this question... ASAP
Answer: C
Step-by-step explanation:
The negative is affecting the whole equation, so it is flipped over y. The 2 is also affecting the whole equation, so it is vertically compressed.
What is the length of BC in the right triangle below?
Hey there! :)
Answer:
C. BC = 39 units.
Step-by-step explanation:
Use the Pythagorean theorem to solve for BC. Let BC = c, AB = a, and AC = b.
c² = a² + b²
c² = 15² + 36²
Square and simplify:
c² = 225 + 1296
c² = 1521
c = √1521
c = 39 units.
Therefore:
BC = 39 units.
Answer:
C. 39
Step-by-step explanation:
Use Pythagorean Theorem to find the missing length
15² + 36² = C² Simplify
225 + 1296 = C² Add
1521 = C² Take the square root of both sides
39 = C
5. Write a stored procedure in T-SQL that will change the maximum group size of a trip with a given trip ID. How would you use this stored procedure to change the maximum group size of trip 21 to 15
By utilizing the stored procedure, we can easily and efficiently modify the maximum group size of a trip by providing the trip ID and the desired new maximum group size as input parameters.
The stored procedure in T-SQL can be used to change the maximum group size of a trip with a given trip ID. In this case, we would use the stored procedure to change the maximum group size of trip 21 to 15.
To create the stored procedure, we would define a parameter for the trip ID and the new maximum group size. The procedure would then update the corresponding record in the trips table with the new maximum group size based on the provided trip ID.
Here's an example of the T-SQL stored procedure:
sql
CREATE PROCEDURE ChangeMaxGroupSize
TripID INT,
NewMaxGroupSize INT
AS
BEGIN
UPDATE trips
SET MaxGroupSize = NewMaxGroupSize
WHERE TripID = TripID
END
To use this stored procedure to change the maximum group size of trip 21 to 15, we would execute the following command:
sql
EXEC ChangeMaxGroupSize TripID = 21, NewMaxGroupSize = 15
This would update the trips table, specifically the record with TripID 21, setting the MaxGroupSize column to 15. By utilizing the stored procedure, we can easily and efficiently modify the maximum group size of a trip by providing the trip ID and the desired new maximum group size as input parameters.
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A company sells fruit cups in packs of 4. The packs currently weigh 20 oz. The company plans to reduce the weight of each cup by n oz. The expression 20 – 4n represents the new weight, in ounces, of a pack of fruit cups. Rewrite the expression for the new weight as a product of two factors.
Answer:
4 ( 5 - n )
Step-by-step explanation:
The expression:
20 – 4n
Task: Rewrite the expression for the new weight as a product of two factors.
To do this we simply have to find the highest common factor (HCF) between 20 and 4n
20 = 4 * 5
4n = 4 * n
The HCF = 4
Expressing as a product of two factors;
4 ( 5 - n )
Find: (a) the equations of the graphs
(b) the co-ordinates of the point A
please help! :)
Answer:
-6
Step-by-step explanation: