Answer:
300
Step-by-step explanation:
7 rounded would make it higher
hope it helps
Answer:
300 is the answer
Step-by-step explanation:
I hope this helps!
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The sequence is decreasing as n increases and sequence converges to the value 0.
The given sequence is defined as aₙ = 1 / (7n + 3).
To determine if the sequence converges or diverges, we need to analyze its behavior as n approaches infinity.
As n increases, the denominator 7n + 3 also increases which means that the values of aₙ will get smaller and smaller, approaching zero as n becomes larger.
The sequence converges to the value 0.
The sequence is decreasing as n increases.
The sequence converges to the value 0.
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What is the correlation coefficient for the data in the table?
–0.57
–0.28
0.28
0.57
Answer: i believe it’s 0.28, but tbh i’m on a unit test so i can’t see what’s wrong and what’s right. good luck!
Step-by-step explanation:
Answer:
c- 0.28
Step-by-step explanation:
use the sketch below to decide if congruence can be proved, and if so, which method would prove the congruence.
Yes, the proof of congruence of two triangles ∆ABC ≅ ∆GHF is possible.
The convergence method which proves this congruence is SSS(side-side-side) congruence.
We have given the sketch of two triangles as seen above. We have to prove ∆ABC ≅ ∆GHF
Now , AB = √(-7+7)² + 5² = 5 in triangle ABC and FG = 5 in triangle FGH,
so, AB ≅ FG
Because AC = 3 in triangle ABC and FH = 3 in triangle FGH,
so, AC ≅ FH
To find the lengths of BC and GH , we can use distance formula.
Length of BC :
BC = √[(x₂ - x₁)² + (y₂ - y₁)²]
(x₁, y₁) = B(-7, 0) and (x₂, y₂) = C(-4, 5).
BC = √[(-4 + 7)² + (5 - 0)²]
= √[32 + 52]
= √[9 + 25]
= √34
Length of GH :
GH = √[(x₂ - x₁)² + (y₂ - y₁)²]
(x₁, y₁) = G(1, 2) and (x₂, y₂) = H(6, 5).
GH = √[(6 - 1)² + (5 - 2)²]
= √[52 + 32]
= √[25 + 9]
= √34
Conclusion :because BC = √34 and GH = √34,
=>BC ≅ GH
All the three sides of one triangle is congruent to the corresponding sides of other triangle.
By SSS congruence postulate,
ΔABC ≅ ΔFGH
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Find the LCD. Do not combine fractions.
4
1
X-9' x2 - 18x + 81
LCD =
Answer:
(x-9)^2
Step-by-step explanation:
Solve: 6 1/9 - 2 2/3
Answer:
3 4/9
Step-by-step explanation:
Answer: 3 4/9
Step-by-step explanation:
6 1/9 - 2 6/9 = 3 4/9, What I did was multiply 2/3 by 3 on both sides and got 6/9, I then subtracted 2 6/9 from 6 1/9 and got 3 4/9.
Find the derivative of f(w) = 2/(w^2-4)^5
The derivative of function f(w) = \(2/(w^2 - 4)^5 ~is ~f'(w) = -40~w~(w^2 - 4)^{-6}.\)
We have,
To find the derivative of the function \(f(w) = 2/(w^2 - 4)^5\), we can use the chain rule and the power rule for differentiation.
Let's go through the steps:
First, rewrite the function as \(f(w) = 2(w^2 - 4)^{-5}.\)
Now, let's differentiate f(w) with respect to w:
\(f'(w) = d/dw~ [2(w^2 - 4)^{-5}]\)
To apply the chain rule, we need to differentiate the outer function and multiply it by the derivative of the inner function.
Using the power rule, the derivative of (w² - 4) with respect to w is 2w.
Applying the chain rule:
\(f'(w) = -10 \times 2(w^2 - 4)^{-6} \times 2w\)
Simplifying further:
\(f'(w) = -40w(w^2 - 4)^{-6}\)
Therefore,
The derivative of function f(w) = \(2/(w^2 - 4)^5 ~is ~f'(w) = -40~w~(w^2 - 4)^{-6}.\)
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Write a quadratic function in standard form, with a leading coefficient of 1, given x-intercepts 7 and 10. Use "y" as the dependent variable
and "x" as the independent variable.
Standard form of quadratic function with leading coefficient 1,
x-intercept 7 and 10 and y as dependent variable and x as independent variable is equal to y = x² -17x +70.
As given in the question,
Given :
y is the dependent variable of the required quadratic function.
x is the independent variable of the required quadratic function.
Leading coefficient of quadratic function is 1
X-intercept of the required function is 7 and 10
Standard form of required quadratic function is equal to
y = k (x-a)(x -b)
Here k=1 , a=7 , b=10
y = 1 (x -7)(x - 10)
⇒ y = x² -7x -10x +70
⇒ y= x² -17x +70
Therefore, standard form of quadratic function with leading coefficient 1, x-intercept 7 and 10 and y as dependent variable and x as independent variable is equal to y = x² -17x +70.
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a
1/4
b
1/2
c
3/4
d
1
Answer: B. 1/2
2 tooth pick touching out of the 5 that is 2/5. 2.5/5 is one half so that 1/2 half is really close to a half.
Find the average number from the following numbers. 13, 33, 2, 10, 3.
Answer: 12.2
Step-by-step explanation:=
61/5=12.2
Can someone help me with this please?
Answer:
The triangles are similar.
Explanation:
Similar triangles have 3 pairs of congruent angles. In this diagram, we can see that the triangles WXP and WYZ share angle W, which is congruent to itself; therefore, they have at least 1 pair of congruent angles. We are given that angle X is congruent to angle Y, so that is a second pair of congruent angles. Finally, we know that angle P is congruent to angle Z because if two pairs of corresponding angles are congruent, then the third pair must also be congruent because the measures of the interior angles of both triangles have to add to 180°.
Please hurry and help me!
Answer:
The first one is 13/20 second one is 13/25 and the third is equally likely
Step-by-step explanation:
A biologist is studying the plant diversity in 15 million acres of the Sierra Nevada Mountains. He will count the number of species in 150 acres. Match the strategies to their corresponding sampling techniques.
1- The biologist classifies the Sierras into 10 different ecological types and then makes sure that the proportion of each ecological type from the sample is the same as the proportion of that of the population.
2- The biologist orders the 15 million acres by latitude and then surveys every 100000th acre on the list.
3- The biologist goes to 15 diverse locations that have 10 acres each and surveys all 10 acres for each of these 15 locations.
4- The biologist enters the 15 million acres into a data base and had a computer randomly select 150 of these acres.
5- The biologist goes to his 150 favorite hiking places and looks at an acres along each trail.
A. Cluster Sampling
B. Stratified Sampling
C. Systematic Sampling
D. Convenience Sampling
E. Simple Random Sampling
Answer:
The correct answer is -
1. B. stratified sampling
2. C. Systematic Sampling
3. A. Cluster Sampling
4. E. Simple Random Sampling
5. D. Convenience Sampling
Explanation:
Stratified sampling is a method in which samples have collected from a population that can be partitioned into subpopulations, categories or strata.
Systematic sampling is the method in which samples are at low risk of manipulation due to the getting samples ordered sampling range or frame.
Cluster sampling is the sampling that has random clusters of samples and data collected from selected clusters.
In a simple random sampling method, there are equal chances to get selected from a population in the sampling method.
Convenience Sampling is the sampling there is a selection of the data as these samples are convenient to collected and selected.
SECONDARY MATH III // MODULE 5
MODELING WITH GEOMETRY - 5.5
Answer:
Its Spring break pls relax
Step-by-step explanation:
Someone help me with this
a. Category with the greatest frequency is 20 - 24
b. 14 students
c. The percentage is 7%
What is frequency?Frequency is simply described as the number of times an event or observation happened in a given study or experiment that is carried out.
From the information given, we have that;
a. The category with the greatest frequency is the one with most words spelt, we have;
20 - 24
b. The number of students that spelt 35 - 39 words is traceable to
14 students
c. If the total number of students is 200
Then, the percent of students in the 35 - 39 category is;
14/200 × 100/1
Multiply the values
7%
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Solve 3^5x=10
HELP PLS
Answer:
x = 10/243
Step-by-step explanation:
3^5x = 10
243x = 10
Divide 243 on both sides
10/243
Can someone please answer and provide an explanation for these problems?
The distance between each pair of points include the following:
44. 2.8 units.
45. 5.8 units.
46. 12.0 units.
47. 16.6 units.
48. 7.1 units.
49. 4.5 units.
How to determine the distance between two end points?In Mathematics and Geometry, the distance between two (2) end points that are on a coordinate plane can be calculated by using the following mathematical equation:
Distance = √[(x₂ - x₁)² + (y₂ - y₁)²]
Where:
x and y represent the data points (coordinates) on a cartesian coordinate.
Question 44.
By substituting the given end points into the distance formula, we have the following;
Distance = √[(3 - 1)² + (2 - 4)²]
Distance = √[(2)² + (-2)²]
Distance = √8
Distance = 2.8 units.
Question 45.
By substituting the given end points into the distance formula, we have the following;
Distance = √[(-2 + 7)² + (0 - 3)²]
Distance = √[(5)² + (-3)²]
Distance = √34
Distance = 5.8 units.
Question 46.
By substituting the given end points into the distance formula, we have the following;
Distance = √[(-6 - 2)² + (-2 - 7)²]
Distance = √[(-8)² + (-9)²]
Distance = √145
Distance = 12.0 units.
Question 47.
By substituting the given end points into the distance formula, we have the following;
Distance = √[(1 - 8)² + (-8 - 7)²]
Distance = √[(-7)² + (-15)²]
Distance = √274
Distance = 16.6 units.
Question 48.
By substituting the given end points into the distance formula, we have the following;
Distance = √[(-5 - 2)² + (-4 + 5)²]
Distance = √[(-7)² + (1)²]
Distance = √50
Distance = 7.1 units.
Question 49.
By substituting the given end points into the distance formula, we have the following;
Distance = √[(5 - 3)² + (5 - 1)²]
Distance = √[(2)² + (4)²]
Distance = √20
Distance = 4.5 units.
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The manager of a store increases the price of a popular product by 9%. Let t be the original price of the product. The new price is t+0.09t. Write an equivalent expression by combining like terms. If the original price was $15.99, estimate the new price by first rounding the original price to the nearest dollar.
Answer:
new equation : 1.09t = new price
Step-by-step explanation:
1.09(15.99) = 17.4291
it's about $17
the sum of four consecutive even integers is 256. what are the numbers?
no troll ones, please! those who do attempt to will get reported immediately !
Answer:
61 , 63 , 65 , 67
Step-by-step explanation:
Let the least even number be denoted by x. The sum of the four consecutive even numbers would be:
(x) + (x + 2) + (x + 4) (x + 6) = 256
First, simplify. Combine all like terms:
x + x + x + x + 2 + 4 + 6 = 256
4x + 12 = 256
Isolate the variable, x. Note the equal sign, what you do to one side, you do to the other. Do the opposite of PEMDAS.
First, subtract 12 from both sides of the equation:
4x + 12 (-12) = 256 (-12)
4x = 256 - 12
4x = 144
Next, divide 4 from both sides of the equation:
(4x)/4 = (144)/4
x = 144/4
x = 61
61 is your first number. Find the next 3 consecutive numbers:
x = 61
x + 2 = 63
x + 4 = 65
x + 6 = 67
Check:
61 + 63 + 65 + 67 = 256
256 = 256
~
B(c) is a function
True
or
False
Answer: False :)
Step-by-step explanation:
please help with 1-3 thank you!
Answer:
x the probleme
Step-by-step explanation:
Answer:
2 is 3/5 and 3 is (0,-6) and the slop is 4/3
Step-by-step explanation:
If 2^x=5 what is 2^3^x - 4
Answer: 121
Step-by-step explanation:
If 2^x = 5, what is the value of 2³^×
This can also be re arranged in the form
(2^x)³ - 4
Since 2^x = 5, we now substitute for the value in the expression above.
5³ - 4
= 125 - 4
= 121.
-7x - 8y = 9- 4x + 9y = -22Elimination method
13. Tonia and Trinny are twins. Their friends give them identical cakes for their birthday. Tonia eats ⅛ of her cake and Trinny eats ⅙ of her cake. How much cake is left?
Answer:
If Tonia eats 1/8 of the cake, then the fraction of the cake left is:
1 - 1/8 = 7/8
If Trinny eats 1/6 of the cake, then the fraction of the cake left is:
1 - 1/6 = 5/6
Since Tonia and Trinny have identical cakes, the amount of cake left is the same for both of them. Therefore, the amount of cake left is:
(7/8 + 5/6) / 2 = 41/48
So there is 41/48 of the cake left.
[1] 2 (a) Using the information given in the advertisement shown, find the sale price of the table. Answer.... SALE All prices reduced by 30% Save $180 on this table
Based on the information given in the advertisement, we can conclude that the sale price of the table is $420.
Here's how we can arrive at this answer:
Let the original price of the table be represented by P.
We know that the sale price of the table is obtained by reducing the original price by 30%. Mathematically, this can be represented as:
Sale price = P - 0.3P
Simplifying this expression, we get:
Sale price = 0.7P
We are also given that the sale saves us $180 on this table. Mathematically, this can be represented as:
0.7P - P = -$180
Simplifying this expression, we get:
-0.3P = -$180
Dividing both sides by -0.3, we get:
P = $600
Therefore, the original price of the table was $600.
Using the equation for sale price that we derived earlier, we can now find the sale price of the table:
Sale price = 0.7P = 0.7 x $600 = $420
Hence, the sale price of the table is $420.
Work out the equation of the line which has a gradient of -2 and passes through the point (1,7).
The equation of line is y = -2x + 9
What is an Equation of a line?The equation of a line is expressed as y = mx + b where m is the slope and b is the y-intercept
And y - y₁ = m ( x - x₁ )
y = y-coordinate of second point
y₁ = y-coordinate of point one
m = slope
x = x-coordinate of second point
x₁ = x-coordinate of point one
The slope m = ( y₂ - y₁ ) / ( x₂ - x₁ )
Given data ,
Let the equation of line be represented as A
Now , the value of A is
Let the first point be P ( 1 , 7 )
The slope of the line is m = -2
Now , the equation of line is y - y₁ = m ( x - x₁ )
Substituting the values in the equation , we get
y - 7 = -2 ( x - 1 )
y - 7 = -2x + 2
Adding 7 on both sides of the equation , we get
y = -2x + 9
Hence , the equation of line is y = -2x + 9
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Which speed is the fastest?
A. 2/3 mile in 8 hours
B. 1/2 mile in 3 hours
C. 16 miles in 4 hours
D. 8 miles in 2/3 hours
Answer:
D
Step-by-step explanation:
A) 2/3 miles in 8 hours = 2 miles in 24 hours
B) 1/2 miles in 3 hours = 4 miles in 24 hours
C) 16 miles in 4 hours = 96 miles in 24 hours
D) 8 miles in 2/3 hours = 288 miles in 24 hours
Hence the answer is D (8 miles in 2/3 hours)
Find the slope of the line graphed.
Answer:
2/5
Step-by-step explanation:
slope = rise over run
goes up 2, goes to the right 5
Find the measures of the missing values.
Your supposed to try and find X. I got 20 with trial and error and it fits but I’m not sure if that’s the right answer or how to get it
Answer:
x = 20
Step-by-step explanation:
The problem tells you the relationship between time, distance, and speed. Use the given relations to find the total journey time.
__
equationtotal time = Journey A time + Journey B time
total time = (distance A)/(speed A) + (distance B)/(speed B)
total time = 15/x +6/(x+4) = 1 . . . . . using the given values
solutionMultiplying by x(x+4) we have ...
15(x +4) +6(x) = (x)(x +4)
21x +60 = x² +4x
x² -17x -60 = 0 . . . . . rearrange to standard form
(x -20)(x +3) = 0 . . . . factor the equation
x = 20 or x = -3 . . . values of x that satisfy the equation
We know the speed must be positive, so x = -3 is an extraneous solution.
The value of x is 20 (km/h).
1.682 inches rounded to the nearest whole number is 1 inches?
It's closer to 2, so it would be rounded from 1.682 in to 2 in.
Answer:
No, its most likely 2
Step-by-step explanation:
6 is closer to 10
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