Answer:
y - 3 = 1(x - 6) or y - 4 = 1(x - 7)
Step-by-step explanation:
to find the slope: m = (3-4) / (6-7) = -1 / -1 = 1
next, substitute the values into the equation: y2 - y1 = m(x2 - x1)
you can use any x or y value from the given.
y - 3 = 1(x - 6)
or
y - 4 = 1(x - 7)
A reflection across the x-axis maps the point (4,-5) to the point
Answer:
(4,5)
Step-by-step explanation:
A reflection is a mirror image of the shape.
A reflection across the x-axis maps point (4,-5) to point (4. 5).
What is reflection?A reflection is a mirror image of the shape.
After the reflection, every point in a figure is equidistant from each corresponding point in the reflected figure.
We have,
A point = (4, -5)
The point is reflected across the x-axis.
The reflection formula is given as:
Reflection across the x-axis:
(x, y) → (x, -y)
Reflection across the y-axis:
(x, y) → (-x, y)
The point (4, -5) reflected across the x-axis is:
(4, -5) → (4, - (-5)) = (4, 5)
Thus,
A reflection across the x-axis maps point (4,-5) to point (4. 5).
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One fourth of the opposite of the difference of five and a number is less than twenty.
Answer:
its 10
Step-by-step explanation:
'of' means multiply
1/4 of (1/4 times ) the opposite of (-) difference of 5 and a number (5-n) is lesss than 20 (<20)
1/4 times -(5-n)<20
multiply both sides by 1/4
-(5-n)<5
multiply both sides by -1 remember to flip sign
5-n>-5
add n
5>n-5
add 5
10>n
n<10
the number is any number less than 10
what is the LCD of 3/5, 1/10, 1/2
The ratio of the weight of an object on Planet A to the weight of the same object on Planet B is 100 to 3. If an
elephant weighs 3300 pounds on Planet A, find the elephant's weight on Planet B.
Select the correct answer from each drop-down menu. The value of V42 is number. Its value is between
Answer:
Blank 1 would be irrational
Blank 2 would be 5 and 7
Step-by-step explanation:
hope this is correct
Answer:
Irrational & 5 and 7
Step-by-step explanation:
A small cube is cut off from a larger cube as shown below. for the original cube, which of the following will remain unchanged? A. volume B. total surface area C. number of edges D. number of corner
Answer:
B the total surface area
Step-by-step explanation:
instead of "bulging" outwards, the missing piece leaves a hole that would (with the same dimensions of the original cube) point inwards.
Thank you all for all of your help!
Answer:
2/7
Step-by-step explanation:
Since Q and R are independent, p(Q and R) will be p(Q) × p(R).
So,
p(Q) × p(R) = 4/7 × 1/2 = 4/14 = 2/7
So p(Q and R) given they are independent is 2/7
2/7 I hope this helps yaaa
Bronson is ordering a sundae at a restaurant, and the server tells him that he can have up to four toppings: butterscotch sauce, caramel, peanuts, and strawberries. Since he cannot decide how many of the toppings he wants, he tells the server to surprise him. If the server randomly chooses which toppings to add, what is the probability that Bronson gets just butterscotch sauce, peanuts, and strawberries
Answer:
20%
Step-by-step explanation:
if zero toppings is an option, then there would be 5 possibilities for toppings
0,1,2,3,or 4
the server randomly chose 3 toppings so that would be one out of 5 or 20%.
(If the server did not have the option to put zero toppings on then there would be only 4 options 1,2,3, or 4 toppings and the correct answer would be one out of 4 or 25%.)
MATH 144 : College Math
Miguel will need to deposit approximately $3,261.25 into the annuity each year for 8 years in order for the annuity to have a total value of $24,000.
What is the annuity?
An annuity is a contract between you and an insurance company that requires the insurer to make payments to you, either immediately or in the future. You buy an annuity by making either a single payment or a series of payments.
We can use the formula for the future value of an annuity:
FV = PMT * \(((1 + r)^n - 1) / r\)
where FV is the future value, PMT is the regular payment, r is the interest rate per compounding period, and n is the number of compounding periods.
In this problem, we want to solve for PMT, given that FV = $24,000, r = 6.6%, n = 8, and payments are made at the end of each year.
First, we need to calculate the interest rate per year, since the annuity is compounded annually:
i = r / 100 = 6.6% / 100 = 0.066
Next, we can plug in the values and solve for PMT:
24000 = PMT *\(((1 + 0.066)^8 - 1) / 0.066\)
24000 = PMT * 7.3605
PMT = 24000 / 7.3605
PMT ≈ $3,261.25
Hence, Miguel will need to deposit approximately $3,261.25 into the annuity each year for 8 years in order for the annuity to have a total value of $24,000.
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NEED HELP ASAP WILL GHVE BRAINLEST AND TONS OF POINTS
The value of the missing part of the triangle such as PR and ST = 8 and 5 respectively
How to calculate the value of the missing sides of the given triangle?Triangle PQS is congruent with triangle PRS
Therefore, PQ = PR
That is;
PQ = 8
PR = 2x
8 = 2x
X = 8/2 = 4
PR = 2(4) = 8
For ST;
Triangle VST = VUT
That is, TU = ST
ST = 5z
TU = 2z+3
5z = 2z+3
5z+2z = 3
z= 3/3 = 1
ST = 5(1) = 5
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Question 1
10 pts
Caroline conducted a survey to see if there is a relationship between the number of hours spent in a mall and the amount of money spent. The table provides the data she collected during her survey.
Respondent 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
Time Spent (in hours) 2. 3.5 2.0 2.0 4.0 5.5 3.5 6.5 7.0 1.5 4.0 5.0 6.5 1.5 6.5
Amount Spend (in dollars) 85 75 50 125 35 60 50 120 150 65 120 135 175 80 165
Caroline wants to make a scatter plot of her survey. What scales should she use for the axes on her scatter plot? Select all that apply.
For the y-axis she should use a scale from 0 to 170 in 10-dollar intervals.
For the x-axis she should use a scale from 0 to 8 in one-hour intervals.
For the x-axis she should use a scale from 0 to 180 in 10-dollar intervals.
For the y-axis she should use a scale from 0 to 8 in 15-minute intervals.
For the x-axis she should use a scale from 0 to 8 in half-hour intervals.
For the y-axis she should use a scale from 0 to 180 in 5-dollar intervals.
The scale she use for the axes on her scatter plot are:
For the y-axis she should use a scale from 0 to 180 in 10-dollar intervals.
For the x-axis she should use a scale from 0 to 8 in one-hour intervals.
What is scatter plot?A scatter plot is a type of graph that displays values for two variables as a set of points on a two-dimensional coordinate system.
According to given information:For the y-axis she should use a scale from 0 to 180 in 10-dollar intervals.For the x-axis she should use a scale from 0 to 8 in one-hour intervals.These are the appropriate scales for the axes on Caroline's scatter plot as they will allow for a clear visualization of the relationship between the number of hours spent in the mall and the amount of money spent.
The y-axis should show the amount of money spent, and a scale from 0 to 180 in 10-dollar intervals will provide enough range to accommodate the highest value in the data set (175 dollars) and allow for clear and easy-to-read axis labels.
Similarly, the x-axis should show the time spent in the mall, and a scale from 0 to 8 in one-hour intervals will also provide enough range to accommodate the highest value in the data set (7 hours) and allow for clear and easy-to-read axis labels.
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What is the maximum area of a rectangle with a perimeter of 100?; What is the breadth of a rectangle if its perimeter is 100 m and length is 35?; What is the length of rectangle whose breadth is 20 cm and perimeter is 100 cm?; How do you find the length of a rectangle if the perimeter and width is given?
The maximum area of a rectangle with a perimeter of 100 cm is 624 cm². The breadth of a rectangle with a perimeter of 100 m and a length of 35 m is 15 m. The length of a rectangle with a breadth of 20 cm and a perimeter of 100 cm is 30 cm. The length of a rectangle whose perimeter and width are given is calculated using the perimeter formula.
A rectangle is a closed 2-D shape, having 4 sides, 4 corners, and 4 right angles (90°). In the rectangle, the opposite sides are equal and parallel.
Given the perimeter of the rectangle is 100 cm. Then,
\(\begin{aligned}P&=2(l+b)\\100&=2(l+b)\\(l+b)&=50\end{aligned}\)
We cannot consider length and breadth as equal because the length is always greater than the breadth in a rectangle. So assume the value of length as 26 cm and the breadth as 24 cm. Then, the area will be given as A = (a × b) square units.
Then, A = 26×24 = 624 cm². The answer is 624 cm².
b) Given the length of the rectangle is 35 m and the perimeter is 100 m. Then, breadth is
\(\begin{aligned}P&=2(l+b)\\100&=2(35+b)\\50&=35+b\\50-35&=b\\b&=15\end{aligned}\)
The answer is 15 m.
c) Given the breadth of the rectangle is 20 cm and the perimeter is 100 cm. Then, the length is
\(\begin{aligned}P&=2(l+b)\\100&=2(l+20)\\50&=20+l\\50-20&=l\\l&=30\end{aligned}\)
The answer is 30 cm.
d) By substituting the value of width or breadth and perimeter in the perimeter formula P=2(l+w), we can get the value of the length.
The complete question is -
What is the maximum area of a rectangle with a perimeter of 100 cm? What is the breadth of a rectangle if its perimeter is 100 m and its length is 35 m? What is the length of a rectangle whose breadth is 20 cm and whose perimeter is 100 cm? How do you find the length of a rectangle if the perimeter and width are given?
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simplify completely 8x-56 over x2-49 divided by x-6 over x2 +11x +28
Answer:
8(x+4)
---------
x-6
Step-by-step explanation:
8x - 56 x-6
------------ ÷--------------
x^2 - 49 x^2 + 11x + 28
Copy dot flip
8x - 56 x^2 +11x+28
------------ *--------------
x^2 - 49 x-6
Factor
8(x - 7) (x+7)(x+4)
------------ *--------------
(x-7)(x+7) x-6
Cancel like terms
8(x+4)
--------------------------
x-6
Solve for the exact solutions in the interval [0,2]
List your answers separated by a comma, if it has no real solutions, enter DNE.
The solutions to the trigonometric equation in this problem are given as follows:
θ = π/6.θ = 5π/6.θ = 7π/6.θ = 11π/6.What are complementary angles?Two angles are said to be complementary angles when the sum of their measures is of 90º.
For complementary angles, we have that the sine of one of the angles is the cosine of the other angle, hence in this problem we have that 2θ and θ are complementary angles.
Then the value of θ is obtained as follows:
2θ + θ = 90
3θ = 90
θ = 30º.
θ = π/6.
The equivalent angles, which are also solutions to the equation, are given as follows:
θ = 5π/6. -> second quadrant.θ = 7π/6. -> third quadrant.θ = 11π/6. -> fourth quadrant.More can be learned about complementary angles at brainly.com/question/98924
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Janet had $105.87 in her savings account. She withdrew $77.35 for a
get-together. What is the new balance in her account?
$28.51
$28.52
$28.53
$28.00
Answer:
28.52
Step-by-step explanation:
105.87 - 77.35 = 28.52
50 Points! Multiple choice algebra question. Photo attached. Thank you!
Answer:
B. 3188.5 cubic inches.
Step-by-step explanation:
The volume of a cone is calculated using the following formula:
Volume = (1/3) * π * r² * h
Where:
π is the mathematical constant pi, approximately equal to 3.14.r is the radius of the base of the cone.h is the height of the cone.In this problem, we are given that r = 17 inches and S.h = 20 inches.
First we need to find height h.
py using Pythagorous theorem,we get
c²=a²+b²
here c= slight height and a is radius
20²=17²+b²
20²-17²=b²
111=b²
b=√(111)
Plugging these values into the formula, we get:
Volume = ⅓*π* 17² *√(111) = 3188.5 cubic inches
Therefore, the volume of the cone is 3188.5 cubic inches.
15+6+5+8 please answer this
Answer:
34
Step-by-step explanation:
15+6=21
21+5=26
26+8=34
Find all values of m for which the equation has two real solutions.
3x² + 7x- (m + 1) = 0
PLS HELP ASP!!!
The state of Colorado is 4 centimeters long and 2 centimeters wide on a map. A cartographer wants to use a scale factor of 3.5 to enlarge the map. What is the area of the enlarged map?
98 cm2
42 cm2
28 cm2
8 cm2
Answer: 98 cm²
Step-by-step explanation:
When a cartographer enlarges a map with a scale factor, both the length and the width are multiplied by the scale factor. In this case, the scale factor is 3.5.
Original dimensions of Colorado on the map:
Length: 4 cm
Width: 2 cm
Enlarged dimensions using the scale factor of 3.5:
Length: 4 cm × 3.5 = 14 cm
Width: 2 cm × 3.5 = 7 cm
To find the area of the enlarged map, multiply the enlarged length and width:
Area = Length × Width
Area = 14 cm × 7 cm
Area = 98 cm²
The area of the enlarged map is 98 cm².
Carns Company is considering eliminating its Small Tools Division, which reported a loss for the prior year of $205,000 as shown below. Segment Income (Loss) Sales $ 1,430,000 Variable costs 1,295,000 Contribution margin 135,000 Fixed costs 340,000 Income (loss) $ (205,000) If the Small Tools Division is dropped, all of its variable costs are avoidable, and $119,000 of its fixed costs are avoidable. The impact on Carns’s income from eliminating the Small Tools Division would be: Multiple Choice
The impact on Carns Company's income from eliminating the Small Tools Division would be a decrease of $1,209,000.
To determine the impact on Carns Company's income from eliminating the Small Tools Division, we need to consider the avoidable costs associated with the division.
The avoidable costs include all of the variable costs of the division and a portion of the fixed costs that are specifically related to the Small Tools Division. In this case, the variable costs of the division are $1,295,000, and $119,000 of the fixed costs are avoidable.
To calculate the impact on income, we subtract the avoidable costs from the loss reported by the division:
Impact on income = Loss - Avoidable costs
Impact on income = $205,000 - ($1,295,000 + $119,000)
Impact on income = $205,000 - $1,414,000
Impact on income = -$1,209,000
The negative sign indicates a decrease in income.
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How many solutions does this system of equations have y = -1/3x + 7. y = -2x^3 + 5x^2 + x - 2
The system of equations has one solution.
How many solutions does this system has?To check this, we can graph the two equations of the system:
y = (-1/3)x + 7
y = -2x³ + 5x² + x - 2
On the same coordinate axis, and check how many times do the graphs intercept.
The graph can be seen in the image at the end, there you can see that there is only one intecept point. Thus, the system of equations has only one solution.
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A sprinkler set in the middle of a lawn sprays in a circular pattern. The area of the lawn that gets sprayed by the sprinkler can be described by the equation (x+7)2+(y−2)2=225
.
What is the greatest distance, in feet, that a person could be from the sprinkler and get sprayed by it?
Answer:
Step-by-step explanation:
Answer:
Step-by-step explanation:
condense each expression \(5log {_{5} } x-\frac{1}{4} log_{5} (8-x)\)
Answer:
5 log₅ x − ¼ log₅ (8−x)
log₅ x⁵ − log₅ (8−x)^¼
log₅ x⁵ − log₅ ∜(8−x)
log₅ (x⁵ / ∜(8−x)) is the answer
Step-by-step explanation:
hope this helps
Answer:
\(log_5\biggr(\frac{x^5}{(8-x)^{\frac{1}{4}}}\biggr)\)
Step-by-step explanation:
\(5log_5(x)-\frac{1}{4}log_5(8-x)\\ \\log_5(x^5)-log_5((8-x)^{\frac{1}{4}})\\\\log_5\biggr(\frac{x^5}{(8-x)^{\frac{1}{4}}}\biggr)\)
Solve: 56(-56+57m)+ 45m
Answer:
I just solved this as well and I got 102m as well.
Step-by-step explanation:
56 and -56 cancek eachother out. 57m + 45m can be added since they have the same variable. 57 + 45 is 102. So the answer is 102m.
Answer:
102
Step-by-step explanation:
please help me im very behind
Answer:
I think its d. a13=23
Plz correct me If I am wrong
Step-by-step explanation:
Plz help me ASAP it’s important
Answer:
D. 6.3
Step-by-step explanation:
Well you can make a triangle with the line PQ with it's height as 2 and base as 6.
Then you can use the Pythagorean Theorem to find the length of PQ.
a²+b²=c²
2²+6²=c²
4+36=c²
40=c²
c²=40
Square root both sides
c=\(\sqrt{40}\)
c≈6.3
Our answer is D. 6.3
Find the missing angle value A for triangle ABC if B=45 and C=45 degrees.
Answer:
A would be 90
Step-by-step explanation:
Triangles always calculate to 180 degrees so with the 45+45 being 90 you would subtract that to 180 and it'd give you 90.
Caculate the unit rate using the following
information, mom drove 20 miles in 1/4 of an hour
What was her rate or spee in Miles per hour.
Answer:
80 miles per hour
Step-by-step explanation:
To find her speed in miles per hour, multiply 20 by 4.
Since she drove 20 miles in 1/4 of an hour, we can find the amount she can drive in 1 full hour by multiplying it by 4.
20(4)
= 80
So, her rate in miles per hour is 80 miles per hour
Answer:
80 mph
Step-by-step explanation:
20 miles multiplied by 4(quarters of the hour) is 80mph
The population of the world in 1987 was about 5 billion, and the relative growth rate was estimated at about 2 percent per year. Assuming that the world population follows an exponential growth model, find the projected world population in 1992. Round your answer to 2 decimal places.
The world population in 1992 is projected to be ? billion people.
Answer:
Step-by-step explanation:
Given that the formula for exponential calculation :
\(A = P(1 + \frac{r}{n})^{nt}\)
A = final amount
P = initial principal balance
r = increasing rate
n = number of times increases applied per time period
t = number of time periods elapsed
\(A = 5,000,000,000(1 + \frac{2}{100})^{5}\\A = 5,000,000,000(\frac{100}{100} + \frac{2}{100})^{5}\\A = 5,000,000,000(\frac{102}{100})^{5}\\A = 5,000,000,000(\frac{51}{50})^{5}\\A = 5,000,000,000(1.104)\\\\A = 5,520,000,000\\A = 5.52billion\)
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Below is the five-number summary for 136 hikers who recently completed the John Muir Trail (JMT). The variable is the amount of time to complete the 212-mile hike from Yosemite Valley across the high Sierras to the top of Mount Whitney.
Five-number summary:
Minimum = 9 days
The first quartile (
Q
1
)
=
18
days
The median (
Q
2
)
=
21
days
The third quartile (
Q
3
)
=
28
days
Maximum =56 days.
If we use the 1.5 * IQR rule to determine whether there are any outliers, what is the right boundary?
Interquartile range:
Interquartile range is used by the data analyst to detect the whether there any data value which is located far away from others. The data analyst usually finds this by plotting the box-plot (a visualization technique based on interquartile range formula), Since it is the best and easy way to locate outlier values.
If we use the 1.5 * IQR rule to see if there are any outliers, the correct boundary is 43 days.
To use the 1.5 * IQR rule to determine whether there are any outliers in this data set, we need to first calculate the IQR. The IQR is the difference between the third quartile (Q3) and the first quartile (Q1).
IQR = Q3 - Q1
= 28 - 18
= 10
Next, we can calculate the boundaries for potential outliers:
Lower boundary = Q1 - 1.5 * IQR
= 18 - 1.5 * 10
= 3
Upper boundary = Q3 + 1.5 * IQR
= 28 + 1.5 * 10
= 43
Since the maximum value in the data set is 56, there are no outliers above the upper boundary. Therefore, the right boundary is 43 days.
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