Answer:
Create equivalent expressions in the equation that all have equal bases, then solve for x .
Exact Form:
x = 12 /5
Decimal Form:
x = 2.4
Mixed Number Form:
x = 2 2/5
Step-by-step explanation:
PLEASE ACCOMIDATE I WILL GIVE 5 STAR IF AWNSER
A six-sided composite figure. A vertical line on the left is labeled 4 meters. The base is labeled 9 meters. There is a small portion from the vertical line that is parallel to the base that is labeled 3 meters. This portion leads to two segments that come to a point, and from that point, there is a height of 3 meters labeled.
What is the total area of the figure?
75 m2
63 m2
61.5 m2
45 m2
Based on the description, the total area of the figure would be 45 square meters.
How to find the total area of the figure?To find the total area of the figure, we need to divide it into two triangles and one rectangle.
The rectangle has a base of 9 meters and a height of 4 meters, so its area is 9 x 4 = 36 square meters.
The two triangles each have a base of 3 meters and a height of 3 meters, so each triangle has an area of 1/2 x 3 x 3 = 4.5 square meters.
Therefore, the total area of the figure is the sum of the area of the rectangle and the two triangles:
36 + 4.5 + 4.5 = 45 square meters
So the answer is 45 m2.
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Fractions greather than 1/2
Answer:
\(\frac{6}{10}, \frac{7}{10}, \frac{8}{10},\frac{9}{10}\) (in general, the numerator has to be greater than half the denominator)
Step-by-step explanation:
There are an infinite number of fractions greater than 1/2, but we can generally form a rule to figure out whether a fraction is greater than 1/2, which will help us find those fractions!
Forming a Rule:Let's first just express a fraction in the form: \(\frac{a}{b}\), and we have to ask our self, what determines whether this is 1/2? Well we know if we have 1/2, and multiply it by two, then we have a whole, or one, but the only case where we have a whole, or one, in fraction form, is where the numerator and denominator are equal.
This means, multiplying the numerator "a" by 2, will result in it being equal to the denominator "b". From here, it can be determined that for the fraction: \(\frac{a}{b}\), to be 1/2, then the numerator "a" has to be half the denominator "b". But this is just telling us what "a" and "b" need to be, for the fraction to be equal to 1/2, not greater than 1/2. This is still useful, since in general the following is true: \(\frac{a+1}{b}\), if we add one to the numerator, the fraction becomes bigger. So if we want the fraction to be bigger than 1/2, the numerator "a" just needs to be bigger or larger than the half the denominator "b".
Examples:Let's select a denominator, and from there find numerators that make the fraction bigger than 1/2. For this example let's just select "9". In this case, for a fraction to be 1/2, the numerator just has to be larger than 9/2 or 4.5, but since we can't have decimals in fractions, or at least proper fractions, we just need the numerator to be greater than or equal to 5 (5 is included, since it's still bigger than 4.5)
\(\frac{4}{5}\) is actually the only proper fraction, since 5/5 would just simplify to one.
Let's do another example, in this case let the denominator be 10. For the fraction to be considered greater than 1/2, the numerator, has to be greater than half the denominator, 10/2 = 5.
\(\frac{6}{10}, \frac{7}{10}, \frac{8}{10},\frac{9}{10}\) would all be valid answers (although some do simplify further). But all of them represent fractions which have a greater value than 1/2
Write the standard form of the quadratic function whose graph is a parabola with the given vertex and that passes through the given point. (Let x be the independent variable and y be the dependent variable.)
Vertex:
(−3, −11);
point:
(0, 7)
The standard form of the quadratic function is- y = 2x² + 12x + 7
Here, we are given-
Vertex coordinate = (-3, -11)
Point on the graph = (0, 7)
The vertex form of a quadratic equation is given as-
y = a(x - h)² + k
Where h, k are the coordinates of the vertex.
a is the letter in general form of quadratic equation which is-
y = ax² + bx + c
Thus, here, h = -3, k = -11, x = 0 and y = 7
Substituting these values in the vertex form we get-
7 = a(0 - (-3))² - 11
⇒ 7 + 11 = 9a
9a = 18
a = 18/9
a = 2
Thus, the standard form of the quadratic equation can be calculated as-
y = 2(x - (-3))² - 11
y = 2x² + 12x + 18 - 11
y = 2x² + 12x + 7
Thus, the standard form of the quadratic function is- y = 2x² + 12x + 7
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What is the rate of change of the function?
Enter your answer as a number, like this: 42
Answer:
-2
Step-by-step explanation:
1. Identify two points with integer (not fraction or decimal) coordinates:
Ex: (0,5) and (3,-1)
2. subtract the y-coordinates: -1-5 = -6
and the x- coordinates (IN THE SAME ORDER): 3-0 = 3
3. divide the difference in y (-6) by the difference in x (3): -6/3 = -2
A truck with 30-in.-diameter wheels is traveling at 50 mi/h.
Find the angular speed of the wheels in rad/min, "hint convert miles to inches & hours to minutes:
_________rad/min
How many revolutions per minute do the wheels make?
___________rpm
Answer:
A. the angular speed is 3771.4 rad/min
b. 5921 rpms
Step-by-step explanation: I just got this same question right on a test.
Can anybody help and get this right I keep getting it wrong ..
Answer:its d
Step-by-step explanation:
Select two ratios that are equivalent to 7: 10.
Choose 2 answers:
Answer:
I hope this helps. Have a great rest of your day!
Do you mind showing the answer choices? I just realized you had "Choose 2 answers".
99 litres of gasoline oil is poured into a cylindrical drum of 60cm in diameter. How deep is the oil in the drum?
Answer:
35 cm
Step-by-step explanation:
The volume of a cylinder is given by ...
V = πr²h
We want to find h for the given volume and diameter. First, we must convert the given values to compatible units.
1 L = 1000 cm³, so 99 L = 99,000 cm³
60 cm diameter = 2 × 30 cm radius
So, we have ...
99,000 cm³ = π(30 cm)²h
99,000/(900π) cm = h ≈ 35.01 cm
The oil is 35 cm deep in the drum.
the number of points by a basketball player in the first eight games of a season are shown before. 15,35,18,30,25,21,32,16
Answer:
24
Step-by-step explanation:
Assuming you want to find a mean, the answer is: 24 (sum of all values/number of values)
Range is largest-smallest
Median is middle value
For the equation, X + 20 = 120. how many value or values can be substituted for x to make it a true number sentence? one O two o no values all real numbers
Answer:
1
Step-by-step explanation:
100+20=120. <-,-----------
Me puedes ayudar es para hoy porfavor
Answer:
mira a las base de las figuras y busca cual base matchs con la figuras de la figura prinsipal
Step-by-step explanation:
como el cono va con la del toda la izquierda de la de la mitad
Given the pay rate and hours worked, determine the gross earnings, federal taxes (assuming 15% of gross earnings),
state taxes (assuming 5% of gross earnings), local taxes (assuming 2% of gross earnings), social security deduction
(assuming 7.65% of gross earnings), total deductions, and net pay.
pay rate= $8.50
hours worked = 38
1. Gross Earnings
2. Federal Taxes
3. State Taxes
4. Local Taxes
5. Social Security Deduction
6. Total Deductions
7. Net Pay
$6.46
$227.23
$16.15
$48.45
$323.00
$24.71
$95.77
Gross Earning is $323
Total deduction is $95.77 and Net pay is $227.23
In light of the hourly rate and salary (8.50, 38.0)
$8.50 an hour is the pay rate.
worked 38.0 hours in total.
38 hours total compensation (Gross Earning)=38×8.5 =$323
Now, we can see the total tax deduction.
Federal taxes (assumed to be 15% of gross income)
Therefore, Federal taxes = 0.15 x 323 = $48.45
State taxes (assuming 5% of gross earnings)
Therefore, State taxes = 0.05 x 323 = $16.15
Local taxes (assuming 2% of gross earnings)
Therefore, Local taxes = 0.02 x 323 = $6.46
Social security deduction (assuming 7.65% of gross earnings)
Therefore, Social security deduction = 0.0765 x 323 = $24.71
Total deduction = Federal taxes + State taxes + Local taxes + Social security deduction
Total deduction = 48.45+16.15+6.46+24.71 = $95.77
Net Pay = Gross Earning - Total deduction
Net Pay = $323 - $95.77 = $227.23
Thus, Gross Earning is $323, Total deduction is $95.77 and Net pay is $227.23
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two pipes with lengths of 42 inches and 54 inches respectively are to be cut in pieces of equal lengths. what is the greatest possible length of these pieces so that no part of either pipe is left over in inches
Answer: 6
Step-by-step explanation:
Since we are informed that two pipes with lengths of 42 inches and 54 inches respectively are to be cut in pieces of equal lengths and we want to know the number of pieces that they can be cut into.
This question simply means that we need to find the factors of both 42 and 54 and choose the highest.
42 = 1, 2, 3, 6, 7, 14, 21, and 42.
54 = 1, 2, 3, 6, 9, 18, 27, and 54.
Therefore, the highest common factor is 6. Therefore, the greatest possible length will be 6 inches
What is the allusion:
"I don't know if this store carries shoes in your size, Sasquatch," my dad joked when we went shopping for another new pair of shoes, my second pair in two
months.
Shoes
Dad
Sasquatch
Two Months
The allusion in this statement is "Sasquatch," referencing a legendary creature known for its large size and used humorously to imply the person's abnormally large shoe size.
The allusion in the given statement is "Sasquatch." Sasquatch, also known as Bigfoot, is a legendary creature often depicted as a large, hairy, and elusive humanoid. In this context, the reference to Sasquatch is used metaphorically to humorously imply that the person's shoe size is abnormally large.
The mention of Sasquatch adds a playful and exaggerated tone to the conversation about shopping for shoes. It serves as a lighthearted way for the dad to comment on the frequency of buying new shoes, suggesting that the person's feet grow rapidly or that they have a high shoe consumption rate.
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Please help answer my question
Answer:
x = 6
Step-by-step explanation:
This is a bit of a tricky equation, and it's what we call an exponential equation since it involves some exponents. The way we begin to solve these kinds of problems is make the base on each side of the equals sign the same. On one side, we have 9 as our base, and on the other side, we have 3 as our base. 9 = 3², so we can rewrite our equation as shown below:
(3²)⁴ˣ⁻¹⁰ = 3⁵ˣ⁻²
From there, we can use the exponent rule (xᵃ)ᵇ = xᵃᵇ to simplify the left side of the equation.
3²⁽⁴ˣ⁻¹⁰⁾ = 3⁵ˣ⁻²
3⁸ˣ⁻²⁰ = 3⁵ˣ⁻²
Since our bases are now the same, we can take just the exponents and turn it into a new equation as shown below:
8x - 20 = 5x - 2
Hopefully at this point, this problem becomes easy for you, but I'll show how I solved this new equation below in case it doesn't make sense.
8x - 20 = 5x - 2
8x - 20 - 5x = 5x - 2 - 5x
3x - 20 = -2
3x - 20 + 20 = -2 + 20
3x = 18
3x/3 = 18/3
x = 6
Hopefully that's helpful! Let me know if you need more help. :)
what is a polynomial
A polynomial is an expression that contains several terms.
Examples include...
5x +1
5x^(-2) +1
Identify the next number in the following sequence
25 49 97 ?
Select only one answer
- 124
- 171
- 139
- 193
Answer:
the correct answer is 193
Step-by-step explanation:
25×1-0=25
25×2-1=49
49×2-1=97
97×2-1=193
Consider the figure below in which 411122.
a b
cld
4
elf
12
gh
Select the angle(s) that are congruent to Zc.
Options
Answer:
its a and d
Step-by-step explanation:
Answer this please its about finding volumes
Answer:
Step-by-step explanation:
volume = 696.56 in3
volume = 22,824.77 ft3
volume = 60,074.09 yd3
its all in order hope this helps :)
Which graph represents the following system of inequalities?
y <-2 +4
y < x + 3
x < 3
Answer: I think it’s D is
Step-by-step explanation:I put it in Desmos and it didn’t show the same answer as A. B. or C.
Maria is studying the phenomenon of pyramid power. She has read that items placed inside pyramids show amazing properties. Maria is going to see if the pyramid phenomenon will work on her young plants. She will construct an all-glass pyramid as shown.
The pyramid is regular with a square base, and all eight edges are the same length. From the possible solutions below, which amount is the closest estimate of the amount of glass Maria will need to construct her pyramid?
a) 1935 cm squared
b) 3353 cm squared
c) 5289.25 cm squared
d) 8642.5 cm squared
The solution that is the closest estimate of the amount of glass Maria will need to construct her pyramid would be =5289.25 cm squared. That is option C.
How to calculate the area of a square based pyramid?To calculate the area of a square based pyramid, the formula that should be used would be given below as follows:
\(area = {a}^{2} + 2a \sqrt{ \frac{a2}{4} } + {h}^{2} \)
Where:
a= 44cm
height= 44²-22²= 38.1cm
Area= 44²+ 2(44) × √44²/4 + 38.1²
= 1936+88 × √ 484+1452
= 2024× √1936
= 5807.61 cm².
Therefore the closest estimate to the final answer would be 5289.25 cm squared
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If b is a positive real number and mand n are positive integers, then
fm/n
√bm = (vb)m
=
OA. True
OB. False
The given statement for b is a positive real number and m and n are positive integers, is true.
What is an integer?An integer is a number with no decimal or fractional part, and it includes negative and positive numbers, including zero. A few examples of integers are: -5, 0, 2, -8...
Given that, b is a real number and m and n are positive integers.
According to the above information, the calculation is as follows:
\(b^\frac{m}{n} = \sqrt[n]{b^m} = (\sqrt[n]{b} )^m\)
Hence, the statement is true.
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just explain how this is "Reflexive Property" (30 points)!!
The Reflexive Property is a property of equality that states that anything is equal to itself. This property is true for numbers, shapes, angles, and more.
In the context of geometry, the Reflexive Property of Congruence states that any geometric figure is congruent to itself. This includes angles, segments, triangles, and other polygons.
So, when you see "<J ≅ <J", it's saying that angle J is congruent to angle J, which is an application of the Reflexive Property. In other words, any angle is congruent (equal in measure) to itself.
288/32 in simplest form
288/32=144/16=72/8=9
Hope it helps you
Answer:
9
Step-by-step explanation:
288/320 = 9/1
9/1 = 9
How to convert 2cm to feet?
Answer:
Divide by 30.48: It would be 0.0656168 feet.
Step-by-step explanation:
Answer:
0.0656
Step-by-step explanation:
2.54 cm = 1 in
12 in = 1 ft
2.54 * 12 = 30.48
2/30.48 = 0.0656167979
35 miles per hour how many hours for 500 miles
Answer:
14 hours
Step-by-step explanation:
35 miles per 1 hour
500 miles per x?
cross multiply
500 miles = 14.28 hours
35miles
Age of Senators The average age of senators in the 108th Congress was 56.5 years. If the standard deviation was 12.5 years, find the Z-scores corresponding to the oldest and youngest senators of age 85 and 39. Round z scores to two decimal places. Part: 0/2 Part 1 of 2 The Z-score corresponding to the oldest senator of age 85 is oll
Rounding to two decimal places, the Z-score corresponding to the youngest senator of age 39 is -1.40.
To find the Z-score corresponding to a particular value in a normal distribution, we use the formula:
Z = (x - μ) / σ
where x is the value of interest, μ is the mean, and σ is the standard deviation.
Part 1 of 2: For the oldest senator of age 85:
Z = (x - μ) / σ = (85 - 56.5) / 12.5 ≈ 2.28
Rounding to two decimal places, the Z-score corresponding to the oldest senator of age 85 is 2.28.
Part 2 of 2: For the youngest senator of age 39:
Z = (x - μ) / σ = (39 - 56.5) / 12.5 ≈ -1.4
Rounding to two decimal places, the Z-score corresponding to the youngest senator of age 39 is -1.40.
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what is written history
A written history means the writing of history, such as the writing of history based on the critical examination of sources which is also known as historiography.
How can we define written history?Also known as recorded history describes the historical events that have been recorded in a written form or other documented communication which are subsequently evaluated by historians using the historical method.
Historiography also includes the theory and history of historical writing. Modern historians strive to reconstruct a record of human activities and gain a deeper understanding of them.
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Determine the distance between the points (−1, −4) and (−9, −8).
Answer:
The distance between these two points with coordinates (-1, -4) and (-9, -8) is 8.94 unites
The graph shows the distribution of the number of text messages young adults send per day.
A graph titled daily text messaging has number of text on the x-axis, going from 8 to 248 in increments of 30. Data is distributed normally. The highest point of the curve is at 128.
Which statement describes the distribution?
A) The distribution is approximately Normal, with a mean of 128 messages and a standard deviation of 98 messages.
B) The distribution is approximately Normal, with a mean of 128 messages and a standard deviation of 30 messages.
C) The distribution is approximately Normal, with a mean of 30 messages and a standard deviation of 128 messages.
D) The distribution is uniform, with a mean of 128 messages and a standard deviation of 30 messages.
The statement that describes the distribution based on the given information is:
A) The distribution is approximately Normal, with a mean of 128 messages and a standard deviation of 98 messages.
The statement that describes the distribution based on the given informationThe graph shows a normal distribution, as indicated by the shape of the curve. The highest point of the curve (the peak) is at 128, which represents the mean of the distribution.
The standard deviation measures the spread of the data, and based on the information given, it is 98. Therefore, option A accurately describes the distribution.
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