Answer:
2y+10/y
Step-by-step explanation:
Plato
Answer:
2(y+5)/y
Step-by-step explanation:
edmentum
Round off 2/3 correct to 2 significane figures
=====================================================
Explanation:
Use of a calculator will show that
2/3 = 0.6666...
where the 6's go on forever. Your teacher only wants 2 significant figures though. That means you'll round to the nearest hundredth to get 0.67
The 0 to the left of the decimal point is not a significant figure. The reason being is because we can rewrite 0.67 into 6.7*10^(-1); we can see the coefficient 6.7 having two sig figs.
1/3 x 12
Answer :
12/3 which is = to 4
Answer:
1/3 x 12=4
Step-by-step explanation:
The correct answer for 1/3*12 is 4.
1: Times 1/3 by 12
Answer: 4
Hope this helps.
How has meeting the quilting
group changed Jada's thoughts
about her friends?
Meeting the quilting group has helped Jada to realize that her friends are not the only people who understand her, and that there are other people in the world who share her interests and struggles.
What is meeting?Meeting is a gathering of two or more people to discuss a certain matter of common interest. It can be held in a physical or virtual space. The purpose of a meeting is usually to come up with a consensus on a certain topic, to resolve an issue, to discuss the progress of a project, or to make a decision. Meetings can be formal or informal and can take place in a variety of settings, such as a conference room, a boardroom, or even online. During a meeting, participants should be able to engage in a productive dialogue. The participants should also be able to listen to each other and exchange ideas.
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I NEED HELP ON BOTH OF THEM.
Answer:
Q 1 is option B and q 2 is option D
Step-by-step explanation:
B) work out (3. 6 * 10 ^ - 5) / (1. 8 * 10 ^ 2) give your answer in standard form.
The expression (3.6 * 10^-5) / (1.8 * 10^2) can be calculated as = 2 * 10^-7
A canonical, normal, or standard form of a mathematical object is a conventional manner of presenting that item as a mathematical expression in mathematics and computer science. It is frequently the one that gives the simplest representation of an item and allows it to be identified in a unique fashion.
A quantity is said to be stated in standard form if it is written as the product of a power of ten and a number higher than or equal to one but less than ten (or scientific notation).
The expression (3.6 * 10^-5) / (1.8 * 10^2) can be calculated as follows:
=3.6 * 10^-5 / (1.8 * 10^2)
= (3.6 / 1.8) * (10^-5 / 10^2)
= 2 * 10^-7
Therefore, the answer in standard form is 2 * 10^-7.
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Makayla leans a 26-foot ladder against a wall so that it forms an angle of 69 with the ground. What’s the horizontal distance between the base of the ladder and the wall?
The horizontal distance between the base of the ladder and the wall is approximately 8.892 feet.
Here, we have,
To find the horizontal distance between the base of the ladder and the wall, we can use trigonometric functions.
In this case, the ladder forms an angle of 69 degrees with the ground. We can label this angle as θ.
We know the length of the ladder is 26 feet. We can label the horizontal distance as x.
Using trigonometric functions, specifically cosine, we have:
cos(θ) = adjacent/hypotenuse
cos(69) = x/26
To find x, we can rearrange the equation:
x = 26 * cos(69)
Using a calculator, we can calculate:
x ≈ 26 * 0.3420
x ≈ 8.892
Therefore, the horizontal distance between the base of the ladder and the wall is approximately 8.892 feet.
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Wendy randomly chooses a positive integer less than or equal to 2020. The probability that the digits in Wendy's number add up to 10 is m/n, where m and n are relatively prime positive integers. Find m+n.
Answer:
107
Step-by-step explanation:
Probability = numbers that add up to 10 / total of numbers
There are 120 positive integers between 1 - 2020 that add up to 10.
120 / 2020
convert to its simplest form by dividing by 20
6 / 101
m + N = 101 + 6 = 107
Find the Z-score such that the area under the standard normal curve to the right is 0.15.
The approximate Z-score that corresponds to a right tail area of 0.15 is _?
To find the Z-score corresponding to a right tail area of 0.15, we need to find the Z-score that corresponds to a cumulative probability of 0.85 (since the area to the right is 0.15).
Using a standard normal distribution table or a calculator, we can find that the Z-score for a cumulative probability of 0.85 is approximately 1.036.
Therefore, the approximate Z-score that corresponds to a right tail area of 0.15 is 1.036.
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Help me please now pls
Answer: C
Step-by-step explanation: LxWxH
8x8= 64x4=256i
hope this helped :)
Answer:
256
Step-by-step explanation:
start with 8x8 that will equal 64 then 64x4 which equals 256.
If the simple interest on $3,000 for 7 years is $1,260, then what is the interest
rate?
The rate is %
Use the drawing tool(s) to form the correct answers on the provided number line.
Yeast, a key ingredient in bread, thrives within the temperature range of 90°F to 95°FWrite and graph an inequality that represents the temperatures where yeast will NOT thrive.
The inequality of the temperatures where yeast will NOT thrive is T < 90°F or T > 95°F
Writing an inequality of the temperatures where yeast will NOT thrive.from the question, we have the following parameters that can be used in our computation:
Yeast thrives between 90°F to 95°F
For the temperatures where yeast will not thrive, we have the temperatures to be out of the given range
Using the above as a guide, we have the following:
T < 90°F or T > 95°F.
Where
T = Temperature
Hence, the inequality is T < 90°F or T > 95°F.
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DESCRIBE PRINCIPAL ROOTS AND TELLS WHETHER THEY ARE RATIONAL OR IRRATIONAL?
TANONG MO SA NANAY MO NANG NASAGUTAN MO BRUH
Answer:
The principal roots are rational numbers
Step-by-step explanation:
Principal roots :
The principal root is determine if the radicand is a perfect n t h power of a number then the root is rational.
Therefore the principal root is a rational number
Examples of a principal root
a) √4 = 2
b) \(\sqrt{0.81} =0.9\)
c) \(\sqrt{\frac{9}{36} } = \frac{\sqrt{9} }{36} = \frac{3}{6} = \frac{1}{2}\)
Corbin made a scale model of the San Jacinto Monument. The monument has an actual height of 604 feet. Corbin's model used a scale in which 1 inch represents 100 feet. What is the height in inches of Corbin's model?
The height of Corbin's model given the actual height of the monument and the scale of the model is 6.04 inches.
What is the height of the model?A scale model is smaller representation of a bigger object / drawing. The scale model is reduced by constant dimensions.
The height of Corbin's model = 604 / 100 = 6.04 inches
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I can't figure out this equation. Can someone help me?
4x−7= 8x + 33
Answer:
x = -10
Step-by-step explanation:
Subtract 4x on both sides
4x-7 = 8x+33
(4x-7)-4x = (8x+33)-4x
-7 = 4x+33
Subtract 33 on both sides
-7 = 4x+33
-7-33 = (4x+33)-33
-40 = 4x
Divide both sides by 4
-40 = 4x
-40/4 = 4x/4
-10 = x
Therefore, x=-10
Step-by-step explanation:
4x-7=8x+33
-7-33=8x-4x
-40= 4x
Divide both sides by 4
-10=x
therefore x=-10solve for x.
enter your answer as a mixed number in simplest form in the box.
x =
Answer:
x + x - x = x
explanation:
give us the actual formula lol
Maya is on a game show. To win $1,000,000, she must answer this question: What key features are necessary-and how are the features used-to create the sketch of a polynomial function? What is Maya's winning answer? Explain in complete sentences
Answer:
To create the sketch of a polynomial function there are key features are necessary and these are the vertex, axis of symetry, x and y intercepts
Step-by-step explanation:
To create the sketch of a polynomial function there are key features are necessary and these are the vertex, axis of symetry, x and y intercepts
One of the key features arte the vertex and this shows where it changes concativity.
While the x and y intercepts give you a couple of points of reference.
Also, the axis of symetry is only applicable to even degree polynomials
classify the real numbers as rational or irrational numbers.
The real numbers can be classified as either rational or irrational numbers.
1. Rational Numbers:
Rational numbers can be expressed as the ratio (or fraction) of two integers. They can be written in the form p/q, where p and q are integers and q is not equal to zero. Rational numbers can be positive, negative, or zero. Some examples of rational numbers include 1/2, -3/4, and 5.
2. Irrational Numbers:
Irrational numbers cannot be expressed as the ratio of two integers. They are non-repeating and non-terminating decimals. Irrational numbers can be positive or negative. Some examples of irrational numbers include √2, π (pi), and e (Euler's number).
It is important to note that the set of real numbers contains both rational and irrational numbers. Every rational number is a real number, but not every real number is a rational number. This means that there are real numbers that cannot be expressed as a fraction.
In summary, the classification of real numbers as rational or irrational depends on whether they can be expressed as a ratio of integers (rational) or not (irrational). The set of real numbers contains both rational and irrational numbers, providing a comprehensive representation of all possible values on the number line.
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when students are tested and the test results are used to place them in a certain category of classes (remedial, advanced, college prep, etc.), this process is called:
Tracking is the practice of testing students and using the results to place them in specific classes (such as remedial, advanced, college prep, etc.).
What is tracking?Tracking in mathematics has become a hot topic in many school systems. By definition, tracking means that students are separated into different levels of courses due to their. mathematical ability and prior performance.The term "tracking" refers to a strategy many secondary schools employ to classify students based on their perceived aptitude, IQ, or levels of achievement. In an effort to match the curriculum and instruction to the students' needs, they are divided into high, middle, and low tracks.Tracking is the most commonly used term for ability grouping, the practice of lumping children together according to their talents in the classroom. On the elementary level, the divisions sound harmless enough: Kids are divided into the Bluebirds and Redbirds.hence,Tracking is the practice of testing students and using the results to place them in specific classes (such as remedial, advanced, college prep, etc.).
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please me the shapes are confusing me please help quickly
What is the area of this composite shape? Enter your answer in the box. In².
The area of the composite shape is the sum of the area of the triangle and the area of the rectangle. The area of the composite shape is 53 in².
What is Geometry?It deals with the size of geometry, region, and density of the different forms both 2D and 3D.
The composite is made up of triangles and rectangles.
The area of the composite shape will be the sum of the area of the triangle and the area of the rectangle.
The area of the triangle will be
\(\rm Area\ of\ the\ triangle = \dfrac{1}{2} * 5 * 2\\\\Area\ of\ the\ triangle = 5\)
The area of the rectangle will be
\(\rm Area\ of\ the\ rectangle= 8*6\\\\Area\ of\ the\ rectangle = 48\)
The area of the composite shape is 48 + 5 = 53.
The area of the composite shape is 53 in².
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Using y/x = k, what is the value of k for Jack's data?
Answer:
1
Step-by-step explanation:
PLZ ANSWER THESE QUESTIONS AND I WILL GIVE A BRAINLY THINGY
Not gonna explain answers, look up formulas if you care.
1) 108yd
2) 7222ft
3) 840in
4) 12960ft
5) 2299in
6) 803.84 yd
7) 6,923.7 cubic yards
8) 78 cubic feet
Draw a stem and leaf diagram for this pleaseee
The stem and leaf for the data values is
51 | 6
55 | 7
64 | 8
70 | 2
72 | 9
73 | 2
75 | 0 4
78 | 4
79 | 8
80 | 4 4 9
How to draw a stem and leaf for the data valuesFrom the question, we have the following parameters that can be used in our computation:
Data values:
75.4 80.9 75 73.2 78.4 70.2 51.6 79.8 80.4 72.9 80.4 64.8 55.7
Sort in order of tens
So, we have
51.6
55.7
64.8
70.2
72.9
73.2
75 75.4
78.4
79.8
80.4 80.4 80.9
Next, we draw the stem and leaf as follows:
a | b
Where
a = stem
b = left
number = a.b
Using the above as a guide, we have the following:
51 | 6
55 | 7
64 | 8
70 | 2
72 | 9
73 | 2
75 | 0 4
78 | 4
79 | 8
80 | 4 4 9
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Justin had 2 passes intercepted
out of 17 attempts in his last
football game. What percent of
Justin's passes were
intercepted? Round to the
nearest tenth if necessary.
Answer:
12 percent
Step-by-step explanation:
Technically its 11.7647 but I'm pretty sure you would round that to 12 percent, if not 12 percent 11.8 percent. Hope this helps!
how many quarters make 40 dollars
can you work it out with quarters
help me please help me please help me please
Given problem;
Number of quarters in $40;
To solve this problem;
Convert the dollar value to cents;100cents = $1
In $40, we would have; 40 x 100 = 4000cents
1 quarter = 25 centsSo, divide 4000cents by 25 to obtain the number of quarters in that amount of dollars;
Number of quarters = \(\frac{4000}{25}\) = 160
So there are 160 quarters in $40
The scale of a model train is 1.5 to 2 yards if the real train has an engine car that is 20, what is the length in inches of the model engine car ?
Answer: 15
Step-by-step explanation:
1.5/2 = x/20
2x = 30
x = 15
The students in Naomi's class sold calendars for a fund-raiser this year and last year. This year, the selling price of each calendar was $13.25. The price this year represents 6% more than the selling price of last year.
PART A:
What was the selling price, in dollars, of each calendar last year?
PART B:
The students in Naomi's class earned 20% of the money received from selling these calendars. (They sold 650 last year and 600 this year)
Based on the information, which statement is true?
A. The students earn more money last year by $20
B. The students earn more money last year by $35
C. The students earn more money this year by $20
D. The students earn more money this year by $35
Answer:
dissbbjjfjrjvfgdhhdf
What is an equation of the line that passes through the point (-1,4) and is parallel
to the line x + y = 4?
Answer:
y = -x + 3
Step-by-step explanation:
Solve x + y = 4 for y
You'll get y= -x+4
The parallel line has the same slope so use this in the point given to find the y intercept. y = -x +3
Use elimination to solve for x and y:
- 2x - y = 9
2x - 9y = 1
Answer:
x=-4, y=-1
Step-by-step explanation:
Given the following system of equations, solve the system using elimination.
\(\left \{ {{-2x-y=9} \atop {2x-9y=1}} \right.\)
(1) - Add the equations together
\(\left\begin{array}{ccc}&-2x-y=9\\+&2x-9y=1\end{array}\right\\\\\Longrightarrow -10y=10\\\\\therefore \boxed{y=-1}\)
Notice how the x term was eliminated, hence the name for this method is "elimination."
(2) - Take the value we just found for y and plug it into either of the two equations and solve for x
\(2x-9y=1\\\\\Longrightarrow 2x-9(-1)=1\\\\\Longrightarrow 2x+9=1\\\\\Longrightarrow 2x=-8\\\\\therefore \boxed{x=-4}\)
(3) - Thus, the system is solved. When x=-4, y=-1.
Plzzzzzzzzz help I don’t understand!! I’ll give brainliest to whoever gives me the answer!