Answer:
(9,6)
Step-by-step explanation:
So, if we're thinking about a (fair in amount, related to something else/properly sized compared to something else) relationship, or the graph of a (fair in amount, related to something else/properly sized compared to something else) relationship, there should be two things that we're looking for. One, it should be a line. It should be a linear relationship between the two (numbers that change/things that change). Y should be some constant, some (fair in amount, related to something else/properly sized compared to something else)ity constant, times X.
rise/run
2/3 is the proportionality
(6,4) is the last point so if we apply the proportionality the next point should be located at (9,6)
please mark me brainliest :)
Solve on the interval [0, 2pi):3 sec x - 2 = 13 sec x =3secx= 1cos = -1Is it 0?
3 sec x - 2 = 1
Add 2 to both sides
3 sec x = 1+ 2
3 sec x = 3
divide both sides by 3
sec x = 3/3
sec x = 1
\(\begin{gathered} \text{ sec x = 1} \\ x=sec^{-1}1 \\ x\text{ = 0 } \\ \text{and also, the interval is \lbrack{}0, 2}\pi\rbrack \\ x\text{ = 2}\pi \\ \text{The answer is x = 0 and x = 2}\pi \end{gathered}\)factorise the given number
12
hope it helps you............
Missing angels in triangles worksheet
Answer:
Try to find it !
Step-by-step explanation:
look at every spot you went to in the day ! retrace your steps !
Find the two smallest positive solutions for x in the equation 12cos(2pi/5 x)+10=16, when (2pi/5 x) is in radians.
The correct answer is: c) 1/3, 5/3 The cosine function has a period of 2π, meaning it repeats every 2π radians.
To find the solutions for x in the equation 12cos(2x) + 10 = 16, we can solve it algebraically. Let's begin:
12cos(2x) + 10 = 16
Subtract 10 from both sides:
12cos(2x) = 6
Divide both sides by 12:
cos(2x) = 1/2
Now, we want to find the two smallest positive solutions for cos(2x) = 1/2. The cosine function has a period of 2π, meaning it repeats every 2π radians. We are looking for solutions in the range of 0 to 2π.
The cosine function has values of 1/2 at two specific angles: π/3 and 5π/3.
So, we can set up the following equations:
2x = π/3 and 2x = 5π/3
Solving for x in each equation:
For 2x = π/3:
x = π/6
For 2x = 5π/3:
x = 5π/6
Thus, the two smallest positive solutions for x in the equation 12cos(2x) + 10 = 16 are x = π/6 and x = 5π/6.
Therefore, the correct answer is:
c) 1/3, 5/3
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Help pls!!
x^2+6x≤-5
Show work
Answer:
x ≤ -1 or x ≤ -5
Step-by-step explanation:
if the quest is x^2 + 6x ≤ -5
then x ≤ -1 or x ≤ -5
glassdoor four players pick a real number from [0,1]. the players with the middle two numbers are paired together, while the players with the two extreme numbers are paired together. the pair with a lower sum has to each pay the difference to the pair with a higher sum. if you are allowed to choose your number (while everyone else draws uniformly at random), which number should you choose?
The expected value of the sum of the two extreme numbers is 1/2.
Random sampling is a part of the sampling technique in which each sample has an equal probability of being chosen.
The optimal strategy for you would be to choose the number 0.5, as it maximizes the probability that your pair will have the highest sum, and minimizes the probability that your pair will have the lowest sum.
This is because if all players choose a number uniformly at random, the expected value of the lowest and highest numbers will be 0 and 1 respectively, and the expected value of the middle two numbers will be 0.5. Therefore, by choosing 0.5, you have the best chance of having the highest sum, which means you will have to pay the least amount of money.
Therefore, the expected value of the sum of the two extreme numbers is 1/2.
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-
The temperature dropped 5 °C from midnight to noon. The
rose 10 °C from noon to 10:00 p.m. It is now -25 °C. Wha
was the temperature at midnight?
Answer:
-30c
Step-by-step explanation:
now:-25
noon - 10pm +10 (got 10c hotter)
-25c-10=-35c(opposite of rise)
midnight - noon: -5c
so do the opposite which is +5
-35+5=-30c
Francine and Cheryl received equal scores on a test made up of multiple choice questions and an essay Francine got 34 multiple choice questions correct and received 14 points for her essay Cheryl got 30 multiple choice questions correct and received 22 points for her essay how many points was each multiple choice question worth (enter your answer in the box)
Answer: 2 points
Step-by-step explanation:
the number of square units the figure encloses
solve this below. 4(3y+7)=40
given that the electricity for home use is 5 cents per kilowatt-hour (kwh), how much would it cost to operate 5 fluorescent 40w light bulbs for the months of april and may if they are on for 3 hours/day?
The total cost to operate 5 fluorescent 40w light bulbs for the months of April and May if they are on for 3 hours/day is given as follows:
$1,830.
How to obtain the total cost?The total cost is obtained applying the proportions in the context of the problem.
The number of kilowatt hours is given as follows:
200 kw in total per day, as 5 bulbs of 40 kw -> 40 x 5 = 200 kw.Bulbs are on for 30 + 31 = 61 days.Each day, the bulbs are on for 3 hours.Hence:
200 x 61 x 3 = 36,600 kwh.
The cost is of $0.05 per kwh, hence the total cost is given as follows:
0.05 x 36600 = $1,830.
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Consider the following sine regression model
y = 18.614 sin(0.521x - 1.984) + 76.900
Predict the value of y if x equals 30.
Answer:
93.3
Step-by-step explanation:
I got it right
A poll estimates that 47% of likely voters are in favor of additional restrictions on teenage drivers. The poll has a margin of error of plus or minus 5%. Write and solve an absolute-value equation to find the minimum and maximum percent of voters that actually support the restrictions.
Answer:
5
Step-by-step explanation:
You have 50 meters of fencing to enclose a rectangular region. Find the dimensions of the rectangle that maximize the enclosed area. What is the maximum area?
The dimensions of a rectangle that maximize the enclosed area using a given amount of fencing, we can use the concept of optimization. The solution involves finding the critical points of the area function and determining the maximum value. In this case, with 50 meters of fencing, we can determine the dimensions that maximize the area of the rectangle and calculate the corresponding maximum area.
1. Let's assume the length of the rectangle is L and the width is W. The perimeter of the rectangle is given as 50 meters, so we have the equation 2L + 2W = 50.
2. Rewrite the equation to solve for one variable in terms of the other. For example, solving for L, we have L = (50 - 2W)/2.
3. Now, express the area of the rectangle, A, in terms of a single variable. The area of a rectangle is given by A = L * W. Substitute the expression for L from step 2 into the area equation, resulting in A = [(50 - 2W)/2] * W.
4. Simplify the equation for the area to A = 25W - W^2.
5. To find the dimensions that maximize the area, find the critical points of the area function by taking the derivative of A with respect to W, setting it to zero, and solving for W.
6. After finding the value(s) of W that maximize the area, substitute it back into the equation for L from step 2 to find the corresponding value(s) of L.
7. Calculate the maximum area by substituting the optimized values of L and W into the area equation, A = L * W.
8. Provide the dimensions of the rectangle that maximize the enclosed area and the corresponding maximum area value.
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Andre says that 4x + 7 + 6x + (-1) and 15x + 5 + 1 - 5x are equivalent because they both equal 10x + 6.
Do you agree with Andre?
a) No
b) Yes
Answer:
Yes
Step-by-step explanation:
I know that is right.
What number is represented on the number line? Give your answer as a decimal and as a mixed number
Answer:
take a picture of the number line or can't be answered sorry hope that helps to get a answer
Number line used to represent all types of number.
What is Number line?The horizontal straight lines in mathematics known as number lines are where integers are arranged in equal intervals. A number line can be used to represent every number in a sequence. The endpoints of this line go on forever. Integers are arranged on a number line in the image above.
Given:
Number line used to represent many type of Integers.
Number Line can be used to represent positive and Negative Integer.
Number Line also used to represent the decimal.
Number Line also used to represent the Fraction.
Hence, Number line used to represent all types of number.
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points on a perpendicular bisector of a line segment are equidistant from the segment’s endpoints.
Points on a perpendicular bisector of a line segment are equidistant from the segment’s endpoints.
True
Techno Corporation is currently manufacturing an item at variable costs of $4 per unit. Annual fixed costs of manufacturing this item are $139,000. The current selling price of the item is $10 per unit, and the annual sales volume is 25,000 units. a. Techno can substantially improve the item's quality by installing new equipment at additional annual fixed costs of $55,000. Variable costs per unit would increase by $1, but, as more of the better-quality product could be sold, the annual volume would increase to 40,000 units. Should Techno buy the new equipment and maintain the current price of the item? Why or why not? because the profit from $ to $ (Enter your responses as integers.) Analyze the decision tree in the figure to the right. What is the expected payoff for the best alternative? First, be sure to infer the missing probabilities. The expected payoff is $. (Enter your response rounded to the nearest penny.) Alternative 1 1 Alternative 2 25 [0.4] [0.7] [0.4] [0.2] $20 -$30 $27 -$20 -$15 -$30 $22 [0.4] $29 [0.4] $25 10.21 $29
Techno Corporation should buy the new equipment as it leads to higher expected profit of $10.21 compared to the current profit.
To decide whether Techno Corporation should buy the new equipment and maintain the current price of the item, we need to compare the expected profits between the two alternatives: maintaining the current quality and volume versus installing new equipment and increasing the volume.
Currently, Techno Corporation sells 25,000 units at a price of $10 per unit, with variable costs of $4 per unit and fixed costs of $139,000. This results in a profit of ($10 - $4) * 25,000 - $139,000 = $11,000.
If Techno Corporation buys the new equipment, the sales volume increases to 40,000 units at a price of $10 per unit. Variable costs increase to $5 per unit, and additional fixed costs of $55,000 are incurred. The new profit is ($10 - $5) * 40,000 - $139,000 - $55,000 = $102,100.
Comparing the two profits, the expected profit from buying the new equipment is higher at $102,100 compared to the current profit of $11,000. Therefore, Techno Corporation should buy the new equipment as it leads to a higher expected profit.
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At the bake sale Sue sold 7 cakes for so each and 36 large cookies for $2 each. Which expression below will give the total amount, in dollars, that Sue received from these sales?
consider an undirected graph that has 100 vertices. for any pair of vertices, only 1 edge can connect them. in other words, you cannot have 2 edges connecting vertex a directly to vertex b. also assume that there are no self-loops, i.e. an edge that goes from vertex a to vertex a. what is the maximum number of edges that can be in this specific graph?
So the maximum number of edges in an undirected graph with 100 vertices is 4950.
In an undirected graph, each edge connects two vertices, and as such, it is counted twice, once for each vertex it connects. Therefore, the total number of edges in the graph is the sum of the degrees of all vertices, divided by 2.
In a complete graph with n vertices, every vertex is connected to every other vertex, except itself, and so the degree of each vertex is n-1 (it is connected to n-1 other vertices). Therefore, the total number of edges in the graph is:
n * (n-1) / 2
Substituting n = 100, we get:
100 * 99 / 2 = 4950
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What do you mean by 3 more than 7?
The statement 3 more than 7 means, a number is 3 more than a given number. Since here the number is 7 so the required number will be 7+3= 10
In numerical more than simply refers to adding and less than refers to subtracting. If it is given that a number let's say Z is Y more than X then the value will be Z= X+Y
If a given number let's say Z is Y less than X then the value of Z will be
Z=X-Y
More than means add which gives us a bigger value. Less than means subtract which gives us a smaller value
So, 3 more than 7 means 7+3 = 10
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Mandy earns $108 washing 9 cars. At this rate, how many cars did Mandy wash to earn $96?
Answer: 8
Step-by-step explanation:
3.(06.01)
What is the value of the expression 5^2 +2^2? (2 points)
Answer:
29
Step-by-step explanation:
5^2=25
2^2=4
25+4=29
Answer: 29 is the final answer
Step-by-step explanation: Have a nice day - Lily ^_^
-$-4-3/-2
V
Which equation represents a circle with the same radius
as the circle shown but with a center at (-1, 1)?
O(x-1)²+(v + 1)² = 16
O(x-1)² + (y + 1)² = 4
O (x + 1)² + (v-1)² = 4
O(x + 1)² + (y-1)² = 16
The equation represents a circle with the same radius as the circle shown but with a center at (-1, 1) is (x + 1)² + (y - 1)² = 16.
We know that, the center of a circle is (-1, 1).
We know that, the standard form for an equation of a circle is
(x - h)² + (y - k)² = r²
The (h, k) are co-ordinate of your Centre of circle, which in this case is (-1,1) and r is the radius of circle.
As we can see in the figure radius = 4units
From Centre (1,-2) to (1,-2)
Put these into the equation
(x + 1)² + (y - 1)² = 4²
(x + 1)² + (y - 1)² = 16
Therefore, option D is the correct answer.
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What dilation is shown by this graph
please help
Answer:
D. D2(ΔXYZ)
Step-by-step explanation:
Point X' is twice as far from the origin as is point X. The dilation scale factor is 2. This appears to be represented by the notation in choice D.
What is the surface area of the cone?
A. 369π in^2
B. 450π in^2
C. 288π in^2
D. 207π in^2
The surface area of the cone is 450π in². Therefore, the answer is option B.
How to find the surface area of a cone?The surface area of a cone can be represented as follows:
surface area of a cone = πr(r + l)
where
r = radius of the conel = slant height of the coneTherefore,
r = 9 inches
l = 41 inches
Hence,
surface area of a cone = π × 9(9 + 41)
surface area of a cone = 9π(50)
Therefore,
surface area of a cone = 450π inches²
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Rearrange all and make the letter red the subject
im using all the point i have left, help :(
Answer:
Im pretty the answer is c/m
Step-by-step explanation:
If a quadrilateral is a ___ then its diagonals are congruent.
Noah is a chef at a small restaurant. He can quickly chop vegetables into tiny, even pieces without cutting himself. What skill does Noah have?
А. duality
B. austerity
C. persistence
D. dexterity
For instance, Noah is a cook in a small restaurant. He can quickly cut vegetables into tiny, even pieces without hurting himself. Noah has the skill of (D) dexterity.
What is dexterity?Dexterity is the ability to use your hands and, occasionally, your thoughts.
For instance, Noah works as a cook in a tiny eatery. Without injuring himself, he can quickly cut veggies into tiny, uniform pieces.
Noah possesses the talent of dexterity.
The coordination of small muscles in movement with the eyes, hands, and fingers is known as fine motor ability (or dexterity).
The neurological system may play a role in the sophisticated levels of manual dexterity that humans possess.
Through all of the stages of human development, fine motor abilities continue to develop and support the formation of intellect.
Therefore, for instance, Noah is a cook in a small restaurant. He can quickly cut vegetables into tiny, even pieces without hurting himself. Noah has the skill of (D) dexterity.
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Is the equation proportional?
y = 2x + 6
Answer:
yep
Step-by-step explanation:
Answer:
yes
Step-by-step explanation:
2x + 6 is equal