The value of the given quadratic equation are = x = -(6/5) , x = 2
What is quadratic simple?Quadratics are polynomial equations of the second degree, which means they have at least one squared term. It is also known as quadratic equations. The quadratic equation has the general form: ax2 + bx + c = 0.
So, how are quadratic functions significant?Quadratic functions occupy a distinctive place in the school curriculum. They are functions whose values are easily estimated from input values, therefore they are a modest improvement over linear functions and provide a major shift away from attachment to straight lines.
According to the given information:Given (5x + 6)(3x - 6) = 0
Using the zero factor principle: if ab = 0 then a = 0 and b = 0
So,
(5x + 6) = 0 or (3x - 6) = 0
for the (5x + 6):
(5x + 6) = 0 (subtracting both side by 6)
5x + 6 - 6 = 0- 6
so, x = -(6/5)
Same calculation for (3x - 6) = 0 we get x = 2
The value of the given quadratic equation are = x = -(6/5) , x = 2
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Describe the domain and range of each function using inequality or set-builder notation.
Only need questions 14 and 16
The range of values that we are permitted to enter into our function is known as the domain of a function.The x values for a function like f make up this set (x).A function's range is the collection of values it can take as input.After we enter an x value, the function outputs this sequence of values.
What is the domain and range formula?
In order to identify the values of the independent variable x and acquire the domain, we simply solve the equation y = f(x).
Simply put, x=g(y) will calculate the function's range after we identify g's domain (y)
The image has four graphs.
In the first graph, the domain and range are (-,+).Domain for the second graph is [-4,4] and range is [3,-1].The third graph has the domain [-4,1] and the range [1,-4].In the fourth graph, the domain is [-,4] and the range is [-,-2].In light of this, there are four graphs in the image.Using set-builder notation or inequality notation, we must determine the scope and range of each function.
The range of values that we are permitted to pass into our function is known as the domain of a function.
The values of the x-axis for a function like f are contained in this collection (x).
This is the set of values that can be entered into a function.
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A ship captain is mapping a trip and wants to know the distance the ship will travel over certain time intervals.
Assuming that the ship travels at a constant speed, what is its speed? Show your thinking.
Answer:
25 miles per hour
Step-by-step explanation:
.5=12.5 and .5×2= 1
12.5×2=25
Which term refers to coordination, balance, and orientation in three-dimensional space?
Equilibrium is the term refers to coordination, balance, and balance in three dimensional space.
The equilibrium condition of an object exists when Newton's first law is valid. An object is in equilibrium in a reference coordinate system when all external forces (including moments) acting on it are balanced. This means that the net result of all the external forces and moments acting on this object is zero.
There are three types of equilibrium: stable, unstable, and neutral.
Examples of equilibrium in everyday life:
A book kept on a table at rest. A car moving with a constant velocity. A chemical reaction where the rates of forward reaction and backward reaction are the same.
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A local pizza shop has a membership program for frequent buyers. The membership costs $20 per month and members get a discounted price of $1 per slice of pizza. Benjamin purchased a membership to this pizza shop. How much would Benjamin have to pay the pizza shop if he bought 7 slices of pizza this month? What would be the monthly cost for
x slices of pizza?
Answer:
Benjamins cost this month would be $27.
The monthly cost for x slices of pizza would be x+20
Step-by-step explanation:
i’ve gotten 4 different answers for this so if someone can help me that would be amazing
Simplifying the top:
(2* a^3 * b^5)^2 * (6ab)
4* a^6 *b^10 * (6ab)
24 *a^7 * b^11
so we have
(24 *a^7 * b^11) / (-3* a^5 *b)
immediately we can simplify 24 and -3
(-8 *a^7 * b^11) / ( a^5 *b)
a^7 and a^5 can cancel into just a^2
(-8 *a^2 * b^11) / (b)
b^11 and b cancels to b^10
-8 *a^2 * b^10
so that is your answer:
-8\(a^{2}\)\(b^{10}\)
solve the rational equation:
The οnly sοlutiοn that satisfies the οriginal equatiοn is: x = 11/2.
What is Ratiοnal Equatiοn?A ratiοnal equatiοn is an equatiοn that invοlves οne οr mοre ratiοnal expressiοns. A ratiοnal expressiοn is a fractiοn in which the numeratοr and/οr denοminatοr is a pοlynοmial expressiοn.
The given ratiοnal equatiοn is:
5x/(x + 2) = 3x/(x - 1)
Tο sοlve fοr x, we can start by crοss-multiplying:
5x(x - 1) = 3x(x + 2)
Expanding bοth sides gives:
5x² - 5x = 3x² + 6x
Simplifying by mοving all the terms tο οne side gives:
2x² - 11x = 0
Factοring οut x gives:
x(2x - 11) = 0
Therefοre, the sοlutiοn is: x = 0 οr x = 11/2
Hοwever, we must check fοr extraneοus sοlutiοns by plugging these values back intο the οriginal equatiοn. We find that x = 0 is extraneοus, since it makes the denοminatοr οf the equatiοn undefined. Therefοre, the οnly sοlutiοn that satisfies the οriginal equatiοn is: x = 11/2.
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express the following equation in the form y=mx+c and identify the gradient:
2y=7x-5
5x-3y=4
10-2x+3y=0
Answer:
y = 7/2x - 5/2 ; gradient is 7/2
y = 5/3x - 4/3 ; gradient is 5/3
y = -2/3x - 10/3; gradient is -2/3
Step-by-step explanation:
2y = 7x-5
2y/2 = (7x - 5)/2 y = 7/2x - 5/25x - 3y=4
(5x-3y) -5x = 4 -5x -3y = -5x + 4-3y/-3 = (-5x+4)/-3 y= 5/3x - 4/310 - 2x+3y = 0
(10-2x+3y) -10 = 0 - 10-2x + 3y = -10(-2x + 3y) + 2x = -10 + 2x 3y = 2x -10 3y/3 = (2x - 10)/3 y = 2/3x -10/3NOTE: The gradient is the slope
What is the correct answer I need help
Answer:
A
Step-by-step explanation:
do the exponents. (5 times 5)
then multiply 2 x 25
Answer:
the answer is A. 2 * 5^2
Step-by-step explanation:
Because 5^2 really means 5 * 5 which is 25 * 2 is 50
Hope this helps
A company has found that the number of items sold, x, depends upon
the price, p at which they're sold, according the equation
X=14400-3p^2
The price has been increasing by $2 per month. Find the rate at which
revenue is changing when the price is $40. Note: the answer might be
negative
Answer: -$480
Step-by-step explanation:
The revenue us P*x
now, when P = $40, we have:
X = 14400 - 3*40^2 = 9600
then the revenue is:
9600*$40 = $384000
now, the price increaces by $2 so the new equation is:
X = 14400 - 3*42^2 = 9108
The revenue is:
9109*$42 = $382536
You can see that the revenua is smaller than before.
Now, if we want to calculate the rate of change when p = $40, we need to look at X'(40)
this is:
X´(p) = -3*2*p
then:
X'(40) = -3*2*40 = -120
Theh rate of change of the revenua will be:
X'(40)*$40 = -120*$40 = -$480
The latest online craze is a new game,khan on seven. You get 100 points for playing the game. In addition,you get 50 points for each seven-letter word you make with the ten letter you receive.sal wants to break the record,and he needs 18,000 or more points to do so
Answer:
how do I get started here
in a probability model, the sum of the probabilities of all outcomes must equal
True. In a probability model, the sum of the probabilities of all outcomes must equal 1.
This is incomplete question
Complete question is this:
True or False: In a probability model, the sum of the probabilities of all outcomes must equal 1.
Answer in true or false.
Now, According to the question:
Let's know:
What is Probability Model?
A probability model is a mathematical representation of a random phenomenon. It is defined by its sample space, events within the sample space, and probabilities associated with each event. The sample space S for a probability model is the set of all possible outcomes.
Now, According to the above statement is:
Hence, True. In a probability model, the sum of the probabilities of all outcomes must equal 1.
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True. In a probability model, the sum of all outcomes' probabilities must equal 1.
Probability Model
A probability model is a mathematical model that represents a random phenomenon. Its sample space, events within the sample space, and probabilities associated with each event define it. A probability model's sample space S is the set of all possible outcomes.
As a result, the statement given here is true. In a probability model, the sum of all outcomes' probabilities must equal 1.
One advantage of using an explicit mathematical model rather than simply applying a set of rules to probability situations is that the intuitive approach to probability has significant limitations when analysing tricky or sophisticated phenomen.
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3. Tmobile charges 100 dollars for the initial phone line and then 20 dollars for every phone line afterwards.
Another phone company, ToPar, does not have any initial cost but charges 30 for each phone line.
A) Write an equation for the total cost for each company.
Equation for Tmobile:
Equation for ToPar:
B) After how many phone lines will the cost be the same.
C) When would Tmobile be a better choice
D) When would ToPar be a better choice?
117. State whether the answer is greater than i or less than
Answer:
1) greater than
2) less than
3) greater than
4)less than
5) greater than
6) greater than
Step-by-step explanation:
Find the slope when given (2,3) (3,5) plz
i dont understand this
Answer:
x = -4, y = -3
Step-by-step explanation:
When you use graphing to solve a system of equations, the intersection point is the solution. Here, the coordinates of the intersection point or solution is: (-4, -3). Coordinates are mostly written like this: (x, y) Thus, the solution is:
(x, y)
(-4, -3)
x = -4
y = -3
The graph shows the slow depletion of one of the species in the reaction AB →→→ A+B+ heat.
If the graph indicates how quickly the reaction is progressing.
then the concentration of which species is shown in the graph?
AB
A
B
heat
Answer: The Answer is AB
Step-by-step explanation: I took the test
This month the Middle School Media newspaper has 25 pages. Twenty-five schools order the paper for each of their students. Each of the schools has 25 classrooms with 25 students in each classroom. What expression with an exponent shows the total number of pages in all of the newspapers? Explain how you found the answer. Use words, numbers, and/or pictures to show your work. Write your answers on the paper provided. I will give brainiest to best answer.plz help
Answer:
The total number of pages in all the newspaper is 390,625 pages
Step-by-step explanation:
The number of pages in the newspaper = 25 pages
The number of schools ordering the newspaper = 25 schools
The number of class rooms in each school = 25 classrooms
The number of students in each classroom = 25 students
Therefore;
The total number of pages in all the newspaper = 25 pages per paper × 25 schools × 25 classroom per school × 25 students per classroom
The total number of pages in all the newspaper = 25 × 25 × 25 × 25 = 25⁴
The total number of pages in all the newspaper = 25⁴ = 390,625 pages
✨ Easy points for those who are good at finding slope ✨
( The question is “Which graph matches the following equation )
Answer:
c
Step-by-step explanation:
plot the y intercept, which is 2 at (0,2). Then use do rise/run, which is 1/2. go up one time, then to the right two times.
How do you find the measure of an angle in a triangle isosceles?
To find the measure of an angle in a triangle that is isosceles, you can use the fact that the two equal sides of the triangle are congruent to each other. The measure of each of these angles can be found by subtracting the measure of the third angle from 180 degrees.
Determine which two sides of the triangle are equal in length (these are called the "congruent sides").
Find the measure of the angle opposite one of the congruent sides. This angle is called the "base angle."
Subtract the measure of the base angle from 180 degrees. This will give you the measure of the other two angles in the triangle (since the three angles in any triangle must add up to 180 degrees).
For example, if the measure of the base angle is x degrees, then the measure of the other two angles would be (180-x) degrees.
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The measure of angles in an isosceles triangle can be found using the Triangle Angle Sum Theorem. This theorem states that the sum of the angles in any triangle is 180 degrees. Therefore, if you know two of the angles in the triangle, you can find the third angle by subtracting the sum of the two known angles from 180.
To find the measure of an angle in a triangle isosceles, you can use the Triangle Angle Sum Theorem. This theorem states that the sum of the angles in any triangle is 180 degrees. Therefore, if you know two of the angles in the triangle, you can find the third angle by subtracting the sum of the two known angles from 180.
Let's look at an example. Suppose you have an isosceles triangle and you know that two of its angles measure 50 degrees and 60 degrees. To find the measure of the third angle, you would subtract 110 (the sum of the two known angles) from 180. This gives you 70 degrees as the measure of the third angle.
In addition to the Triangle Angle Sum Theorem, you can also use the Isosceles Triangle Theorem to find the measure of an angle in an isosceles triangle. The Isosceles Triangle Theorem states that the angles opposite the two equal sides of an isosceles triangle are equal. This means that if you know one of the angles in the triangle, you can determine the measure of the other two angles, since they will both be equal to the measure of the known angle.
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HELP PLEASE DUE TODAY
Answer:
1 yard per day
Step-by-step explanation:
What is the surface area and volume of:
A square pyramid whose height is 8 ft and whose lateral faces are congruent isosceles triangles with a base of 12 ft and a height of 10 ft
Answer:
960 for volume, 423ft for surface area
Step-by-step explanation:
Line segment ST and point P are shown below. The live segment undergoes a stron by a scale loctor of 15 through Cera Pro produce line na ST 5 S Which of the following equations are true? Select all that apply A S'T' = 5.5 B S'T' = 6 ST с 1.5 ST ST" D 2. ST
Answer: Option B
Step-by-step explanation:
Four-fifths of w is added to 4
Answer:
The answer, if it is addition, would be 4 + 4/5w
Step-by-step explanation:
write an equation for a parabola with a vertex of (-1, -10) and a focus of (-1, -9)
Answer:
(x + 1)² = 4(y + 10)
Step-by-step explanation:
Equation of parabola:
(x - h)² = 4a(y - k)
with vertex(h, k) and focus (h, k + a)
vertex(h, k) = (-1, -10)
⇒h = -1 and k = -10
focus (h, k + a) = (-1, -9)
⇒ k + a = -9
⇒ -10 + a = -9
⇒ a = 10 - 9
⇒ a = 1
Equation of parabola:
(x - h)² = 4a(y - k):
(x - (-1))² = 4(1)(y - (-1))
= (x + 1)² = 4(y + 10)
How do you make a table of values for a linear relationship?
To make a table of values for a linear relationship;
Choose a group of x values before creating the table. Add each x value from the left side column to the equation. Evaluate the equation (middle column) to arrive at the y value
Given,
Linear relationship;
A straight-line link between two variables is referred to statistically as a linear relationship (or linear association). Linear relationships can be represented graphically or mathematically as the equation y = mx + b.
Here,
We have to make a table of values for a linear relationship;
Make the table and select a range of x values. Fill in the equation with each x value from the left side column. To determine the y value, evaluate the equation in the middle column.Since the table of values really only contains x and y pairs, you can choose to omit the middle column from your table as an optional step.Learn more about linear relationship here;
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band-aids are packaged in 100 per box. you had four full boxes when you started work yesterday. at the end of the day, you had two full boxes left. what percentage of them were used yesterday?
Out of 400 band-aids, 200 were used yesterday. Therefore, the percentage of band-aids used yesterday is 50%.
You started with 4 boxes × 100 band-aids per box
= 400 band-aids.
You ended with 2 boxes × 100 band-aids per box
= 200 band-aids
So you used
400 band-aids - 200 band-aids = 200 band-aids yesterday.
To find the percentage of band-aids used, you can divide the number of band-aids used by the total number of band-aids you started with and multiply by 100:
= (200 band-aids / 400 band-aids) × 100
= (1/ 2) × 100
= 50%
Therefore, 50% of the band-aids were used yesterday.
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Is it possible to form a triangle with side lengths 3.5, 3.5, and 9? If so, will it be scalene, isosceles, or equilateral? A. Yes; scalene O B. Yes; isosceles O C. Yes; equilateral O D. No
No , it is not possible to form a triangle with side lengths 3.5, 3.5, and 9 , because of the rule that sum of any two sides must be greater than other side. So, Option D is correct.
A triangle is a two-dimensional shape formed by three line segments connecting three points. In order to form a triangle, a necessary and sufficient condition is that the sum of the lengths of any two sides must be greater than the length of the third side. This is known as the triangle inequality theorem.
If the sum of the lengths of any two sides is less than or equal to the length of the third side, then the three line segments will not be able to form a closed shape, and therefore cannot form a triangle.
In the case of the triangle with side lengths 3.5, 3.5, and 9, the sum of the lengths of the first two sides is 7, which is less than the length of the third side, 9. Hence, these three side lengths do not satisfy the triangle inequality theorem, and therefore cannot form a triangle.
In general, to determine the type of triangle that can be formed with three given side lengths, it is necessary to compare the lengths of the sides and check if any two sides are equal in length (isosceles), or if all three sides are equal in length (equilateral). If none of the sides are equal, then the triangle is called scalene.
In this case, since it is not possible to form a triangle with the given side lengths, it is not possible to determine the type of triangle that would be formed.
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3 Which ordered pair is the solution of
the system graphed below?
Answer:
C. (5, -3)
Step-by-step explanation:
Ordered pair just means the coordinate or the point at which both of the graphs intersect. On the x-axis, this is at point 5, and on the y-axis, this is at point -3. Since an ordered pair is in the form (x, y), the answer is therefore C.
The solution to the set of graphical equations are P ( 5 , -3 )
What is an Equation?Equations are mathematical statements with two algebraic expressions flanking the equals (=) sign on either side.
It demonstrates the equality of the relationship between the expressions printed on the left and right sides.
Coefficients, variables, operators, constants, terms, expressions, and the equal to sign are some of the components of an equation. The "=" sign and terms on both sides must always be present when writing an equation.
Given data ,
Let the equation be represented as A
Now , the value of A is
Substituting the values in the equation , we get
y = -x + 2
y = x - 8
On simplifying , we get
-x + 2 = x - 8
Adding x on both sides , we get
2x - 8 = 2
Adding 8 on both sides , we get
2x = 10
Divide by 2 on both sides , we get
x = 5
So , the value of x = 5 and y = -3
Hence , the solution is the point of intersection of lines on the graph which is P ( 5 , -3 )
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I have like 19 more to go I've only done one of the questions and I need help
Given data
The length of the square L = 25 in
Use the formula for the perimeter of a square below, to find the perimeter.
\(\begin{gathered} \text{Perimeter of a square = 4L} \\ =\text{ 4 x 25} \\ =100in \end{gathered}\)Use the formula for the area of a square below, to find the area.
\(\begin{gathered} \text{Area of a square = L}^2 \\ =25^2 \\ =625in^2 \end{gathered}\)MATH HELP ASAP PLEASE
Answer:
53lbs
Step-by-step explanation:
if he bought three bags of gravel that are 20 lbs. each then he would have 60 lbs. of gravel. In the end he only had 7 pounds left so you would subtract 7 from 60 and get 53 pounds.
7+x=60 or 60-7=53
i hope this helped!