valuate the
expression
12 - 3y
2
+
√²v=4] for y = 3.
2y -
The result of the formula \(12 - 3y2 + (v=4) / (2y - 2)\) for y = 3 is \(-29/2\) .
What are the ways to analyse an algebraic expression?When \(y = 3\) is used, the value of the expression \(12 - 3y2 + (v=4) / (2y - 2)\) has a value of \(-29/2\) .
To analyse an algebraic expression is to determine its value when a certain number is used in lieu of the variable. To evaluate the expression, we first replace the variable with the given number, then we use the order of operations to simplify the expression.
If \(y = 3\) , we can insert it into the expression & simplify as follows to evaluate \(12 - 3y2 + (v=4) / (2y - 2)\) for \(y = 3\) .
\(12 - 3(3)^2 + (√4) / (2(3) - 2)\) (y = 3 replacement)
\(12 - 27 + 2 / 4\s-15 + 1/2\s-29/2\)
Therefore, The result of the formula \(12 - 3y2 + (v=4) / (2y - 2)\) for y = 3 is \(-29/2\) .
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Help its due today and I'm stuck on this question
Convert 75 gram per cm 3 to pounds per cubic inch (round to nearest tenth) [ 1 pound = 0.4536 kg] [ 1 cm = 0.3937 in] [ 1 kg = 1000g] (Show your work)
2.07 pounds/in 3
1.7 pounds/in 3
2.7 pounds/in 3
3.2 pounds/in 3
Answer:
It’s 2.07 pounds/in 3
Step-by-step explanation:
1 kilogram = 2.2 × pounds, so,2.07 × 1 kilogram = 2.07 × 2.2 pounds (rounded), or2.07 kilograms = 4.554 pounds.Step 2: Convert the decimal part in pounds to ouncesAn answer like "4.554 pounds" might not mean much to you because you may want to express the decimal part, which is in pounds, in ounces which is a smaller unit.So, take everything after the decimal point (0.55), then multiply that by 16 to turn it into ounces. This works because one pound equals 16 ounces. Thus,4.55 pounds = 4 + 0.55 pounds = 4 pounds + 0.55 × 16 ounces = 4 pounds + 8.8 ounces. So, 4.55 pounds = 4 pounds and 8 ounces (when rounded). Obviously, this is equivalent to 2.07 kilograms. Step 3: Convert from decimal ounces to a usable fraction of ounceThe previous step gave you the answer in decimal ounces (8.8), but how to express it as a fraction? See below a procedure, which can also be made using a calculator, to convert the decimal ounces to the nearest usable fraction: a) Subtract 8, the number of whole ounces, from 8.8:8.8 - 8 = 0.8. This is the fractional part of the value in ounces.b) Multiply 0.8 times 16 (it could be 2, 4, 8, 16, 32, 64, ... depending on the exactness you want) to get the number of 16th's ounces:0.8 × 16 = 12.8.c) Take the integer part int(12.8) = 13. This is the number of 16th's of a pound and also the numerator of the fraction.Finalmente, 2.07 quilogramas = 4 pounds 8 3/4 ounces.A fração 12/16 não está simplificada, e ainda pode ser reduzida para 3/4 para que possamos expressar como a fração mais simples possível.In short:2.07 kg = 4 pounds 8 3/4 ounces
What does the leading term of −5x^4+4x^3−6x^2+8 tell you?
Brittany buys a bag of cookies that contains 7 chocolate chip cookies, 8 peanut butter cookies, 6 sugar cookies and 5 oatmeal cookies.
What is the probability that Brittany reaches in the bag and randomly selects an oatmeal cookie from the bag, eats it, then reaches back in the bag and randomly selects a chocolate chip cookie?
The probability of randomly selecting a chocolate chip cookie is:
P = 7/26 = 0.269
How to find the probability?We assume that all the items in the bag have the same probability of being randomly selected.
Then the probability of randomly selecting a chocolate chip cookie is equal to the quotient between the number of chocolate chip cookies and the total number of cookies in the bag.
There are 7 chocolate chip cookies.
There are 7 + 8 + 6 + 5 = 26 cookies in total.
Then the probability is:
P = 7/26 = 0.269
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I CANT FOCUS ON THIS QUESTION CUZ ALL OF MY SEROTONIN IS FOR MY NEW DOG PLEASE NO FILES THIS TIME.
2 1/3 - 1 4/5
= 7/3 - 9/5
= 35/15 - 27/15
= 8/15
ANSWER: 8/15
7 3/4 - 6 4/5
= 31/4 - 34/5
= 155/20 - 136/20
= 19/20
ANSWER: 19/20 ft. farther
Please help me and answer that ??
Answer: A. 7/21 = 1/x
Step-by-step explanation: 7/21 = 1/3 so x would be 3.
Susan is making a large batch of salsa. She can spend no more than $30 on ingredients. She buys all of the ingredients except for tomatoes for $6.50. Tomatoes cost $2 per pound. How many pounds of tomatoes, x, can she buy?
I'll give you the answer :)
Step-by-step explanation:
sorry I don't know the answer
Answer: 3 Pounds
Step-by-step explanation: Limit = 30 - 6.50 / 2 = 3.25. Limit = 30, she wouldn't be able to go over 6.50 so it would be 3.
What should you substitute for x in the second equation (bottom equation) in order to solve the system by the substitution method?
We substitute -1+1/6y for x in the second equation (bottom equation) in order to solve the system by the substitution method.
The given system of equations are 2x-1/3y = -2...(1)
3x+y=1...(2)
We solve this system of equations by using substitution method.
Let us solve for x in equation to substitute it in equation (2).
2x=-2+1/3y
Divide both sides of equation by 2.
x=-1+1/6y
Now plug in the value of x in equation 2.
Hence, we substitute -1+1/6y for x in the second equation (bottom equation) in order to solve the system by the substitution method.
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Billy is copying AB
His last step in the construction is
Select a Value
mark a point that will be one endpoint of the new line segment
pick a point on the arc that will be the other endpoint of the new line segment
use the straightedge to draw a line segment from the new points
Answer: use straightedge to draw a line segment from the new points
Step-by-step explanation:
−12 + −9 = ? I need an answer!
Answer: -21
Step-by-step explanation:
Which of the following is equivalent to In 4x+5inx-in2xy
About 1% of the population has a particular genetic mutation. 137 people are randomly selected.
Find the mean for the number of people with the genetic mutation in such groups of 137.
Find the standard deviation for the number of people with the genetic mutation in such groups of 137.
(Round to the nearest 2 decimal places.)
Using the binomial distribution, the mean and the standard deviation of the amounts are given as follows:
Mean: 1.37.Standard deviation: 1.16.What are the mean and the standard deviation of the binomial distribution?The binomial distribution gives the probability of exactly x successes on n repeated trials, with p probability of a success on each trial.
The mean is given by the following rule:
E(x) = np.
The standard deviation is given by the following rule:
\(\sqrt{V(X)} = \sqrt{np(1-p)}\)
In the context of this problem, the parameters are found as follows:
p = 0.01, as about 1% of the population has a particular genetic mutation.n = 137, as 137 people are randomly selected.Hence the mean and the standard deviation are, respectively, given by:
E(x) = np = 137 x 0.01 = 1.37.\(\sqrt{V(X)} = \sqrt{137(0.01)(0.99)} = 1.16\)More can be learned about the binomial distribution at https://brainly.com/question/24863377
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simplify: 16-10÷5+13
(a) 31
(b) 1/3
(c)139/9
(d)27
Step-by-step explanation:
16 - 10 × 1/5 + 13
16 - 5 + 13
11 + 13
24
Step-by-step explanation:
10/5=2
16-2+13=27.
d. 27
Cómo se hace y cómo es el proceso ayuda porfaaaaa
Answer:
30: 100
31: -13
32: -45
33: 14
34: -32
35: -22
36: 17
A bag contains 50 marbles, 28 red ones and 22 blue ones. A marble is picked at random from the bag. What is the probability of picking a blue marble?
a
11/25
b
25/11
c
11/14
d
14/25
The probability of blue marbles is 11/25.
What is probability?Probability is a way to gauge how likely something is to happen. According to the probability formula, the likelihood that an event will occur is equal to the proportion of positive outcomes to all outcomes. The probability that an event will occur P(E) is equal to the ratio of favorable outcomes to total outcomes. Because the favorable number of outcomes can never exceed the entire number of outcomes, the chance of an event occurring might range from 0 to 1.
Given red marbles in the bag = 28
blue marbles in bag = 22
total marbles = 50
probability = favorable outcome/total outcome
P(blue marbles) = 22/50
P(blue marbles) = 11/25
Hence the probability is 11/25.
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The expression (4k + 8)/4 simplifies to an expression of the form ak+b where a and b are integers. find a/b.
If the expression (4k + 8)/4 simplifies to an expression of the form ak + b, then the value of a/b is 1/2
The expression is (4k + 8) / 4
The expression is the mathematical statement that consist of the different variables, numbers and the mathematical operator. The mathematical operators are addition, subtraction, division and multiplication.
The given expression is (4k + 8)/ 4
Solve the expression
(4k + 8) / 4 = 4k/4 + 8/4
Divide the terms
=k + 2
The result is in the form of ak + b
The value of a = 1
The value of b = 2
The value of a/b = 1/2
Therefore, the value of the expression a/b is 1/2
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A rectangle is 1/2 feet long and 3/4 feet wide.
What is the area of the rectangle?
Enter your answer as a fraction in simplest form
Answer: 3/8
Step-by-step explanation: All you do is 1/2 times 3/4. Numerator times numerator. The Denominator times denominator.
Numerators first- 1x3Denominators second 2x4Choose the function whose graph is given by:VAATA28+22O A. y=4cos(3x)O B. y=-4cos( 5 x)O C. y=4cos(2x)O D. y= Acos(4x)
We see that:
• the graph has the same shape as the graph of the cosine function,
,• the amplitude of the graph is A = 4,
,• the period of the function is T = π.
The function of the graph is:
\(f(x)=4\cdot\cos (2x).\)Answer
C. y = 4 cos(2x)
f f(x) = 3x2 + 1 and g(x) = 1 – x, what is the value of (f – g
The value of the function operation f - g(x) is 3x² + x
What is Function OperationsFunction operations refer to mathematical operations that can be performed on functions, such as addition, subtraction, multiplication, and composition.
Addition and subtraction of functions:
A function can be added or subtracted with another function if both of them have the same domain. The result is a new function with the same domain as the original functions.
Multiplication of functions:
Two functions can be multiplied together to create a new function. The result is a new function whose value at each point in the domain is the product of the original functions' values at that point.
Composition of functions:
Function composition is the application of one function to the result of another function. The result is a new function that is the composition of the original functions. It is represented by (f ∘ g) (x) = f(g(x)) where f and g are the functions being composed.
In this problem, we have two functions which are;
f(x) = 3x² + 1g(x) = 1 - xThe value of (f - g)(x) = 3x² + x
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A florist currently makes a profit of $20 on each of her celebration bouquets and sells an average of 30 bouquets every week. She noticed that when she reduces the price such that she earns $1 less in profit from each bouquet, she then sells three more bouquets per week. The relationship between her weekly profit, P(x), after x one-dollar decreases is shown in the graph below.
A graph for p of x is a downward open parabola with its vertex at (5, 725) and passes through the points (negative 10, 0), and (20, 0).
Use the graph to complete each statement about this situation.
The maximum profit the florist will earn from selling celebration bouquets is $.
The florist will break-even after one-dollar decreases.
The interval of the number of one-dollar decreases for which the florist makes a profit from celebration bouquets is ( , ).
Answer:
The maximum profit the florist will earn from selling celebration bouquets is $725.
The florist will break-even after one-dollar decreases when her profit is zero. From the graph, this occurs at x = 10. So the florist will break-even after 10 one-dollar decreases.
The interval of the number of one-dollar decreases for which the florist makes a profit from celebration bouquets is (0, 10). This is because the profit is positive for values of x between 0 and 10, and becomes negative after 10.
Step-by-step explanation:
Again, please just please help
The perimeter of ΔMNP is calculated as; 130
How to find the perimeter of the triangles?
From the given image, it is clear that some sides are congruent to others as indicated.
Thus, we see the following;
QM is parallel and congruent to RS.
Similarly, we see that QR is parallel and congruent to MS.
PR is parallel and congruent to QS.
NR = PR because of line segment division.
Thus, we can plug in the relevant values to get;
PR = QS = 22 = NR
Similarly, MS = SP = QR = 25
RS = x + 4 and so;
x + 4 + x + 4 = 5x - 34
42 = 3x
x = 14
MN = 5(14) - 34
MN = 36
Thus, the perimeter of ΔMNP = 36 + 25 + 25 + 22 + 22
= 130
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The radius of a circle is 10 in. Find its circumference in terms of � π.
Answer:
20π [in].
Step-by-step explanation:
1. formula is:
C=π*2r;
2. the circumference according to the formula is:
C=π*10*2=20π.
All changes saved 5. Harry is purchasing bananas at the grocery store. The table below shows how many he can purchase and the cost. What is Harry's total cost if he wishes to purchase 7 bananas? Note: The table represents a proportional relationship of bananas per dollar. Number of Bananas
Let's determine the cost of each banana based on the given data.
Number of Bananas Total Cost Price per Banana
4 $2.48 $0.62
8 $4.96 $0.62
12 $7.44 $0.62
lt appears that each banana cost $0.62.
Thus, buying 7 bananas, it'll cost:
7 x 0.62 = $4.34
The answer is letter C.
Please awnser asap I am
Stuck
Answer:
it is too blury to read
Step-by-step explanation:
Which table of values represents a linear functions?
Answer:
D
Step-by-step explanation:
Bob has a recipe for salad dressing the recipe says to mix 1/4 cup lemon juice. 1/8 cup mustard and 1/4 cup vinegar how much lemon juice does he need to make 4 cups of salad dressing show your work
Answer:
Step-by-step explanation:
1/4*x + 1/8*x + 1/4 * x = 4 cups
5/8 * x = 4 cups Multiply both sides by 8/5
5/8 * 8/5 x = 4 8/5
x = 32/5
x = 6.4
That means that each ingredient must be multiplied by 6.4
1/4 * 6.4 = 1.6 cups lemon juice
1/8 * 6.4 = .8 cups mustard
1/4 * 6.4 = 1.6 cups vinegar
Total = 4 cups.
#22Graph the function and tell wether or not it has a point of discontinuity at x = 0. If there is a discontinuity, tell wether it is removable or non removable.
Answer:
Removable discontinuity at x=0.
Step-by-step explanation:
By looking at the denominator of h(x), there will be a discontinuity.
Since the denominator cannot be zero, x has to be different from 0. Therefore, there is a discontinuity at x=0.
Now, to determine what type of discontinuity, check if there is a common factor in the numerator and denominator of the function. If there is an existent common factor, there is a removable discontinuity or a hole.
\(\begin{gathered} h(x)=\frac{x^3+x}{x} \\ h(x)=\frac{x(x^2+1)}{x}=x^2+1 \end{gathered}\)There is a removable discontinuity, or a hole, at x=0.
which expression is equivalent to n+n-0.18n
a. 1.18n
b. 1.82n
c. n- 0.18
d. 2n - 0.82
Answer:
Simplifying the expression `n + n - 0.18n`, we get:
n + n - 0.18n = 2n - 0.18n
Therefore, the expression `n + n - 0.18n` is equivalent to `2n - 0.18n`.
Looking at the answer choices:
a. 1.18n
b. 1.82n
c. n- 0.18
d. 2n - 0.82
We can see that choice d is equivalent to the simplified expression `2n - 0.18n`.
Therefore, the answer is d. 2n - 0.82.
Step-by-step explanation:
Segment addition.........
Answer:
The answer is 2
Step-by-step explanation:
because if you can add the 9 and the 4 you will get 13 and you subtract 13 from 11 and you get 2.I hope that helps
Answer:
16Explanation:NO=4NP=11MO=9MP=?MO=MN+NO9=MN+4MN=9-4=5NP=NO+OP11=4+OPOP=11-4OP=7MP=MN+NO+OP=5+4+7=16HOPE IT HELPSGeometry question. Please help fast.
The correct answers are 1st and 4th i.e translate 2 units down and reflect the triangle.
We can easily deduce that the triangle A'B'C' is 2 units higher than the triangle ABC so if we want to map the both the triangles we have to make the triangle A'B'C' lower in the graph.
So, both the 1st and 4th points translate and reflect down the triangle A'B'C' which will be mapped according to the triangle ABC.
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