Answer:
3 minutes and 45 seconds
Step-by-step explanation:
His brother can eat 1 ice cream sandwich every 3 minutes and 45 seconds I found this out by dividing 30 by 8 then I got 3.75 then I converted .75 to 75% of 60 was 45 thus ending up with 3:45
Brainliest for correct answer !! :D
f (x) = 3x - 5 g (x) =2^x find fg(3)
(fog)(3) = 22
Step-by-step explanation:
f(x + 3x - 5; g(x)=x²9(3)=3²=9
(fog)(3) = f(g(3)) = f(9)=3-9-5=27
-5-22 [Ans]
a certain bridge is 4,024 feet long. approximately how many minutes does it take to cross this bridge at a constant speed of 20 miles per hour?
It take 2 minutes to cross this bridge at a constant speed of 20 miles per hour.
What is unitary method?The unitary method is a method for figuring out a single unit's value, then multiplying that value by itself to get the required value. An individual or singular unit is referred to as unitary. Because of this, the goal of this method is to determine values in reference to a single unit. The unitary technique can be used, for instance, to determine how many kilometers a car can go on one litre of gas if it can travel 44 km on two litres of gas. A single unit's value is determined using the unitary approach, and the value of the necessary number of units can then be determined using this value.
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HELP WITH MATHS PLS!!!!! MARKING BRAINLIEST FOR ALL 3 QUESTIONS
Answer:
brainlist pls
Step-by-step explanation:
mom give me brainlist pls mama pls brainlist pllsssssss
______ of a right triangle is always the side opposite the right angle
hypotenuse of a right triangle is always the side opposite the right angle.
In geometry, a right triangle is a type of triangle that contains one angle measuring 90 degrees, known as the right angle. Right triangles have several distinguishing properties, and one of the fundamental concepts associated with them is the identification of the sides relative to the right angle. In this detailed explanation, we will explore the term that describes the specific side of a right triangle that is always opposite the right angle.
In a right triangle, there are three sides: the hypotenuse, the adjacent side, and the opposite side. The hypotenuse is the side opposite the right angle and is the longest side of the triangle. The adjacent side is the side that forms the right angle with the hypotenuse, while the opposite side is the side that is opposite the right angle. The term that refers to the side of a right triangle that is always opposite the right angle is the "hypotenuse."
To better understand the concept, let's consider the Pythagorean theorem, which is a fundamental relationship in right triangles. The Pythagorean theorem states that in any right triangle, the square of the length of the hypotenuse is equal to the sum of the squares of the lengths of the other two sides. Mathematically, it can be expressed as:
\(c^2 = a^2 + b^2\)
In this equation, "c" represents the length of the hypotenuse, while "a" and "b" represent the lengths of the other two sides (adjacent and opposite). By rearranging the equation, we can solve for the hypotenuse (c):
\(c = \sqrt(a^2 + b^2)\)
From this equation, we can see that the hypotenuse is determined by the lengths of the other two sides of the right triangle. The relationship expressed by the Pythagorean theorem highlights the importance of the hypotenuse in determining the overall shape and size of the right triangle.
Furthermore, the hypotenuse is significant because it provides the longest side of the right triangle. Its length directly influences the triangle's shape and can be used to calculate various properties, such as the triangle's area or the lengths of the other sides.
In trigonometry, the hypotenuse is also crucial for defining trigonometric ratios, such as sine, cosine, and tangent, which are used to establish relationships between the sides and angles of a right triangle.
In conclusion, the side of a right triangle that is always opposite the right angle is called the "hypotenuse." It is the longest side of the triangle and is directly related to the lengths of the other two sides through the Pythagorean theorem. Understanding the concept of the hypotenuse is essential for working with right triangles, as it plays a fundamental role in determining the triangle's properties, shape, and trigonometric relationships.
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thanks for all of you guys' help!!! this is the fourth one nowww
Answer: The answer should be C. y = 5.5x. Good luck! :)
Answer:
C
Step-by-step explanation:
Sean practiced his violin for 3/4 of an hour each day for 6 days. How many
hours did Sean practice at the end of 6 days?
Answer:
4 and 1/2 hours at the end of 6 days :)
Identify the measure of angle EHF:
Answer:
63
Step-by-step explanation:
h=90
90-27=63
-9e - 4 > 41
show u work plz
Answer:
e = -5
Step-by-step explanation:
-9e - 4 > 41
+4 +4
-9e > 45
divide by -9 on both sides
e = -5
Hope dis helped!
Help pls!!!!!!!!!!!!! trigonometry is it cos sin or tan
Answer:
tan (angle T) = 5/2
angle T = arctan (5/2)
find the volume of the composite figure?
Answer:
V = 12 in^3
Step-by-step explanation:
A = 1×2×2
A = 4 in^3
B = 4×2×1
B = 8 in^3
V = 12 in^3
in a shipment of 21 smartphones, 2 are defective. how many ways can a quality control inspector randomly test 5 smartphones, of which 2 are defective?
There are 969 methods for the quality control inspector to randomly check 5 smartphones, of which 2 are defective, from the shipment of 21 smartphones.
We can solve this problem using combinations formula, that is a way of counting the number of ways to select k objects from a fixed of n items without regard to order. The range of combinations of k items from a fixed of n objects is given via:
\(C(n, k) = n! / (k! * (n-k)!)\)
in which:
n: the total number of objects within the setk: the number of objects to pick from the setIn this situation, we want to pick out 2 defective smartphones out of 2 defective smartphones and 19 non-defective smartphones, and we need to pick out out three non-defective smartphones out of the ultimate 19 non-defective smartphones.
Consequently, the number of approaches to choose 2 defective smartphones and 3 non-Defective smartphones from the set of 21 smartphones is:
\(C(2, 2) * C(19, 3) = 1 * (19! / (3! * 16!)) = 191817 / (321) = 969\)
Therefore, there are 969 methods for quality control.
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Mrs.li wants to compare her students test scores to the school average. She created a table to help her. Which list orders the students from least to highest?
Answer:
Cierra and fionna
Step-by-step explanation:
because their under 0
and 0 is the school average
Answer:
B uWu
Step-by-step explanation:
When bisecting segments and angles, which step is the same?
Draw a ray with one endpoint.
Mark the intersection points of the arcs.
Draw a ray from the vertex to another point.
Place the compass on the endpoint of the segment.
The step that is the same when bisecting segments and angles is "Draw a ray from the vertex to another point."
When bisecting a segment, you must draw a line that divides the segment into two equal parts. One way to do this is to draw a ray with one endpoint at the midpoint of the segment and the other endpoint at any point beyond the segment. This ray will bisect the segment. When bisecting an angle, you must draw a line that divides the angle into two equal angles. One way to do this is to draw a ray from the vertex of the angle to any point on the angle. This ray will bisect the angle.
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Answer: Mark the intersection points of the arcs.
Step-by-step explanation: Draw a ray with one endpoint. is incorrect
Find the area of the "triangular" region in the test quadrant that is bounded above by the curve ye below by the curve ye and on the right by the line x in 3
Answer:
Step-by-step explanation:
100 students are interviewed to see which of biology, chemistry or physics they prefer.
30 of the students are girls. 16 of the girls like biology best.
9 of the boys prefer physics.
2 out of the 34 who prefer chemistry are girls.
What percentage of the students prefer biology?
THE QUICKER THE BETTER TYVM I WILL AWARD MANY POINTS AFTER SO IF U ANSWER CORRECT STAY ONLINE AND ILL GIVE U ALL MY POINTS OK
Answer:
16%
Step-by-step explanation:
16 girls like biology so 16/100=0.16 in order to get percentage multiply by 100 so 16%. Think you are missing some parts tho
1. Consider the differential equation = ky (10 - y). Let y = f(x) be the dx particular solution to the differential equation with the initial condition f (0) = 1. Part A: Use Euler's method with two steps of equal size to approximate f(2) in terms of k. Part B: Find f "(0) in terms of k and y.
Part A: Approximation of f(2) using Euler's method with two steps of equal size is (1 + 9k) + k(1 + 9k)(1 - 9k). Part B: f "(0) in terms of k and y is 8k.
Part A: To approximate f(2) using Euler's method with two steps of equal size, we need to find the values of f(x) at x = 0, x = 1, and x = 2.
Given the differential equation:
y' = ky(10 - y)
Using Euler's method with a step size of h, the approximation formula is:
f(x + h) ≈ f(x) + hf'(x)
Let's calculate the values using two steps of equal size (h = 1):
x = 0, f(0) = 1 (given initial condition)
f'(0) = k(1)(10 - 1) = 9k
f(1) ≈ f(0) + hf'(0) = 1 + 1(9k) = 1 + 9k
x = 1, f(1) ≈ 1 + 9k
f'(1) = k(1 + 9k)(10 - (1 + 9k)) = k(1 + 9k)(1 - 9k)
f(2) ≈ f(1) + hf'(1) = (1 + 9k) + 1(k)(1 + 9k)(1 - 9k) = (1 + 9k) + k(1 + 9k)(1 - 9k)
Therefore, the approximation of f(2) in terms of k using Euler's method with two steps is (1 + 9k) + k(1 + 9k)(1 - 9k).
Part B: To find f "(0) in terms of k and y, we need to differentiate the given differential equation with respect to x.
Differentiating y' = ky(10 - y):
y" = k(10 - y) + ky(-1)
Simplifying:
y" = 10k - ky - ky
y" = 10k - 2ky
Substituting the initial condition f(0) = 1 into the equation:
f "(0) = 10k - 2k(1) = 10k - 2k = 8k
Therefore, f "(0) in terms of k and y is 8k.
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Will make brainiest if 2 people answer :3
Answer:
1.6
Step-by-step explanation:
12.8/8 = 1.6
15.2/9.5 = 1.6
Scale factor = 1.6
I need help as quickly as possible please
Necesito ayuda lo más rápido posible por favor
Answer:
1 | 1
0 | -1
-1 | -3
2 | 3
Step-by-step explanation:
To fill the table, simply replace the x in the function with the value given.
For instance,
f(1) = 2(1) - 1 = 1
f(0) = 2(0) -1 = -1
f(-1) = 2(-1) - 1 = -2 - 1 = -3
f(2) = 2(2) - 1 = 4 - 1= 3
Fifteen percent of an employee’s taxable income is collected each paycheck. Before taxes are removed from each paycheck, $350 of tax-exempt expenses is taken out.
If the variable x represents the employee’s pay before tax-exempt expenses and taxes are removed, which expression represents the employee’s take-home pay after these deductions?
Answer:
0.85(x - 350)
Step-by-step explanation:
x - This is the employees salary before tax exempts
$350 - This is the amount of tax exempted from the employers salary
Income left after tax exempt expenses have been deducted = (x - 350)
If 15% of taxed income is collected, the remaining income would be - 100% - 15% = 85%
85% / 100 = 0.85
Therefore, the remaining salary that the employees take home is 0.85(x - 350)
according to the moral choices textbook, ethics refers to the actual content of right and wrong while morality refers to the process of determining right and wrong.
According to the moral choices textbook, ethics and morality are distinct but interconnected concepts. Ethics refers to the actual content of what is considered right and wrong within a particular moral framework or system. It deals with the principles, values, and standards that guide human behavior and decision-making.
Ethics provides a set of norms or rules that help individuals evaluate actions and determine their moral worth.
On the other hand, morality refers to the process of determining right and wrong. It encompasses the various factors, such as cultural, societal, and personal influences, that shape an individual's moral beliefs and judgments.
Morality is a dynamic and complex phenomenon that evolves over time and differs across cultures and individuals. It involves the consideration of various perspectives, reasoning, and critical thinking to arrive at moral conclusions.
While ethics focuses on the principles and rules that define right and wrong, morality encompasses the broader context in which ethical decisions are made.
It involves the examination of motives, intentions, consequences, and the moral responsibility of individuals. In essence, ethics provides the foundation for morality, and morality applies ethical principles in the real-world decision-making process.
It is important to understand the distinction between ethics and morality to engage in meaningful discussions and analyses of moral choices and ethical dilemmas.
By recognizing the content and process aspects of ethics and morality, individuals can better navigate complex moral landscapes and make informed decisions aligned with their values and principles.
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Encuentre el mayor factor común de 12 y 16
The greatest common factor (MFC) of 12 and 16 is 4. By both the prime factorization method and the common divisors method.
To find the greatest common factor (MFC) of 12 and 16, we can use different methods, such as the prime factorization method or the common divisors method.
Decomposition into prime factors:
First, we break the numbers 12 and 16 into prime factors:
12 = 2*2*3
16 = 2*2*2*2
Then, we look for the common factors in both decompositions:
Common factors: 2 * 2 = 4
Therefore, the MFC of 12 and 16 is 4.
Common Divisors Method:
Another method to find the MFC of 12 and 16 is to identify the common divisors and select the largest one.
Divisors of 12: 1, 2, 3, 4, 6, 12
Divisors of 16: 1, 2, 4, 8, 16
We note that the common divisors are 1, 2, and 4. The largest of these is 4.
Therefore, the MFC of 12 and 16 is 4.
In summary, the greatest common factor (MFC) of 12 and 16 is 4. By both the prime factorization method and the common divisors method, we find that the number 4 is the greatest factor that both numbers have in common.
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Can you please help ASAP. It is very easy
Hello!
Let the number be x.
We multiply it by 5:
5x
Subtract 3:
5x-3
Hope it helps. Ask me if you have any query.
~An excited gal
\(MagicalNature\) here to help
Counting jails and prisons, approximately how many citizens are incarcerated? a. 1 million b. 2.3 million c. 3 million d. 4.3 million.
In September 2021, the approximate number of citizens incarcerated in jails and prisons is around 2.3 million.
It is important to note that this figure can vary over time due to changes in policies, criminal justice reforms, and other factors. The incarcerated population includes individuals who have been convicted of crimes and are serving their sentences, as well as those who are awaiting trial or have been sentenced but not yet transferred to a correctional facility.
These numbers can vary between different countries and jurisdictions. To obtain the most accurate and up-to-date information on current incarceration rates, it is advisable to refer to official sources such as the U.S. Bureau of Justice Statistics or relevant governmental organizations in your country.
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when tossing an unbiased six sided dice (with possible outcomes 1, 2, 3, 4, 5 and 6), what is the probability of obtaining a prime number?
The probability of obtaining a prime number is 0.5
The probability is the ratio of number of favorable outcomes to the total number of outcomes
Probability = Number of favorable outcomes / Total number of outcomes
There are six equally likely outcomes when rolling an unbiased six-sided dice: 1, 2, 3, 4, 5, and 6.
There are three prime numbers on a six-sided dice: 2, 3, and 5.
Therefore, the probability of obtaining a prime number when rolling a six-sided dice is:
Number of prime numbers / Total number of possible outcomes = 3 / 6 = 1/2 = 0.5
Therefore, the probability is 0.5.
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The perimeter of the figure below is 151.3 ft. Find the length of the missing side.
10.5 ft
10.5 ft
10.5 ft
10.5 ft
23.2 ft
(Noter diagram is NOT to seale)
11.3 ft
?
10.5 ft
10.5 ft
10.5 ft
23.2 ft
10.5 ft
Answer:
Step-by-step explanation:
Perimerter is 9.6ft
Which is larger, 3/7 or 5/7?
Answer:
5/7
Step-by-step explanation:
Given the regression equation y-hat = 15.6 - 3.8x, the predicted y for x = 3 is ___________.
Work Shown:
y = 15.6 - 3.8x
y = 15.6 - 3.8*3
y = 4.2
if you have 90 apples and have to eat 3 a day for 30 days how many do you have left
Answer:
Eh, I think zero apples
Step-by-step explanation:
This is because if you eat 3 apples a day for 30 days you get,
3x30=90
A farmer has to fence in a rectangular field alongside a straight running strearn. If the farmer has 120 yards of fencing, and the side of the field alongside the strearn does not have to be fenced, what dimensions of the field will yield the largest area?
A. The dimensions that will yield the largest area for the field are 30 yards by 30 yards.
B. To find the dimensions that yield the largest area for the field, we can use the concept of optimization.
Let's assume the length of the field, parallel to the stream, is L yards, and the width, perpendicular to the stream, is W yards.
Since the side of the field alongside the stream does not need to be fenced, the total length of fencing required is L + 2W yards.
The total length of fencing available is given as 120 yards. Therefore, we can set up the equation:
L + 2W = 120
To find the dimensions that yield the largest area, we need to maximize the area of the field. The area of a rectangle is given by A = L * W.
We can express L in terms of W using the equation L = 120 - 2W. Substituting this into the area equation, we get:
A = (120 - 2W) * W = 120W - 2W^2
To maximize the area, we can take the derivative of A with respect to W and set it equal to zero:
dA/dW = 120 - 4W = 0
Solving this equation, we find W = 30. Substituting this value back into the equation L = 120 - 2W, we get L = 60.
Therefore, the dimensions that yield the largest area for the field are 30 yards by 60 yards.
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Find a root of an equation f(x)=x³-3x-1 between -1 and 1, using False Position method, after the second iteration.
The root of the equation \(\(f(x) = x^3 - 3x - 1\)\) between -1 and 1, after the second iteration of the False Position method, is approximately -1.
How to find the root of the equation \(\(f(x) = x^3 - 3x - 1\)\)The False Position method involves finding the x-value that corresponds to the x-intercept of the line passing through \(\((a, f(a))\)\) and \(\((b, f(b))\),\)where (a) and (b) are the endpoints of the interval.
Let's begin the iterations:
Iteration 1:
\(\(a = -1\), \(f(a) = (-1)^3 - 3(-1) - 1 = -3\)\)
\(\(b = 1\), \(f(b) = (1)^3 - 3(1) - 1 = -3\)\)
The line passing through (-1, -3) and (1, -3) is (y = -3). The x-intercept of this line is at (x = 0).
Therefore, the new interval becomes [0, 1] since the sign of f(x) changes between\(\(x = -1\) and \(x = 0\).\)
Iteration 2:
\(\(a = 0\), \(f(a) = (0)^3 - 3(0) - 1 = -1\)\)
\(\(b = 1\), \(f(b) = (1)^3 - 3(1) - 1 = -2\)\)
The line passing through\(\((0, -1)\) and \((1, -2)\) is \(y = -x - 1\)\). The x-intercept of this line is at (x = -1).
After the second iteration, the new interval becomes [-1, 1] since the sign of f(x) changes between (x = 0) and (x = -1).
Therefore, the root of the equation \(\(f(x) = x^3 - 3x - 1\)\) between -1 and 1, after the second iteration of the False Position method, is approximately -1.
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