The curve for the vector equation r(t) = <t, -t, 2t>, is |r(t)| = (√6)t.
Find the curve in the attachment
What is a vector?A vector is a physical quantity that has both magnitude and direction
What is a vector equation?A vector equation is a linear combination of vector quantities
What is a curve?A curve is a path which an object follows.
How to sketch the curve of the given vector?Since we are given the vector equation r(t) = <t, -t, 2t>, to sketch the curve of the vector equation, we need to know the magnitude of the vector.
What is the magnitude of a vector?The magnitude of a vector r = <a, b, c> is |r| = √(a² + b² + c²)
So, to sketch the vector equation, since r(t) = <t, -t, 2t>, comapring bothnequations,
a = t, b = -t and c = 2tSo, the magnitude of r(t) = √(a² + b² + c²)
= √(t² + (-t)² + (2t)²)
= √(t² + t² + 4t²)
= √(6t²)
= (√6)t
Since |r(t)| = (√6)t, we sketch the curve for this equation
Find the curve in the attachment
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Determine the equation of the line containing the points given in the table below.
Answer:
BTW where is the table??Select all the expressions that are equivalent to the following expression using the Distributive Property.
What is 30x-90y?
A line is drawn so that it passes through the points (15,-3) and (17,5). What is the
slope of the line?
Answer:
m = 4
Step-by-step explanation:
We know that,
( 15 , -3 ) ⇒ ( x₁ , y₁ )
( 17 , 5 ) ⇒ ( x₂ , y₂ )
You have to use y = m x + c to find the equation of the line.
Here,
m = slope
c = y - intercept
Let find the slope now.
\(m = \frac{y_{1}-y_{2} }{x_{1}-x_{2} }\)
\(m=\frac{-3-5}{15-17}\)
\(m=\frac{-8}{-2}\)
\(m=4\)
Slope = 4
Hope this helps you.
Let me know if you have any other questions :-)
Company Holdings in Marks Brothers
Total number of shares: 78,000
USS Oil 8%
Harp Pensions 12%
Marks Family Trust 32%
PRH 19%
Live Fund 24%
Marks Brothers is paying a dividend of $56.25 on each share. How much will PRH
receive in dividends?
$14,820
$43,875
$83,363
$638,725
$833,625
Answer:
Amount of dividend that PRH will receive is $833,625.
Step-by-step explanation:
The following are given in the question:
Total number of shares of Marks Brothers = 78,000
Percentage of shares of Marks Brothers held by PRH = 19%
Dividend per share = $56.25
Therefore, we can now proceed as follows:
Number of shares of Marks Brothers held by PRH = Total number of shares of Marks Brothers * Percentage of shares of Marks Brothers held by PRH = 78,000 * 19% = 14,820
Amount of dividend that PRH will receive = Number of shares of Marks Brothers held by PRH * Dividend per share = 14,820 * $56.25 = $833,625
The amount of dividend that PRH will receive is $833,625.
The calculation is as follows;
Number of shares of Marks Brothers held by PRH is
= Total number of shares of Marks Brothers × Percentage of shares of Marks Brothers held by PRH
= 78,000 × 19%
= 14,820
Now
Amount of dividend that PRH will receive = Number of shares of Marks Brothers held by PRH × Dividend per share
= 14,820 × $56.25
= $833,625
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The following equation is true for all values of x. What number completes the equation?
Show your work.
5y + 2(3y − 1) = ⬜y − (y + 2)
The number that can complete the equation 5y + 2(3y − 1) = ⬜y − (y + 2) is
5y + 2(3y − 1) = 12 y − (y + 2)
How to find the number that can complete the equationThe number that can complete the equation is computed by simplifying the equation at the left hand side of the equality sign and comparing with the right side of the equality side
The comparison will show the number that can fit in the blank
Simplifying the equation at the left hand side of the equation
= 5y + 2(3y − 1)
= 5y + 6y − 2
= 11y - 2
Simplifying the equation at the right hand side of the equation
= ⬜y − (y + 2)
let x represent the missing number
= xy − (y + 2)
= xy − y - 2
comparing both equations
11y - 2 = xy − y - 2
11y = xy − y
11y + y = xy
12y = xy
x = 12
The missing value = 12
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first two common multiples of the following numbers : 2. 12 and 18 3.4 and 12 5. 10 and 15 6. 12 and 15 8 30
Answer:
2. 36, 72
3. 12, 24
5. 30, 60
6. 60, 120
Step-by-step explanation:
You want the first two common multiples of the pairs of numbers ...
12, 184, 1210, 1512, 15Least common multipleThe least common multiple (LCM) can be found as the product of the numbers, divided by their greatest common factor (GCF). The greatest common factor can often be found as the difference between the numbers. If one of the numbers is a multiple of the other, then the GCF is the smaller number.
The first two common multiples will be the LCM, and 2 times the LCM.
12 and 18The difference is 6, which is a divisor of both numbers. That is the GCF, and the LCM is ...
LCM = 12·18/6 = 36
2·LCM = 72
The first two common multiples are 36 and 72.
4 and 12The smaller number, 4, is a factor of 12, so 12 is their LCM.
2·LCM = 24
The first two common multiples are 12 and 24.
10 and 15The difference is 5, which is a divisor of both numbers. That is the GCF, and the LCM is ...
LCM = 10·15/5 = 30
2·LCM = 60
The first two common multiples are 30 and 60.
12 and 15The difference is 3, which is a divisor of both numbers. That is the GCF, and the LCM is ...
LCM = 12·15/3 = 60
2·LCM = 120
The first two common multiples are 60 and 120.
__
Additional comment
Euclid's algorithm for finding the GCF goes like this:
Find the remainder from division of the larger number by the smaller.If that remainder is 0, the smaller is the GCF. (end)Otherwise, replace the larger number with the remainder and repeat.When the smaller number is more than half the larger, the remainder from the first division is the difference of the two numbers. If it divides the smaller number, then it is the GCF. In 3 of 4 cases above, the difference was the GCF. In the number pair (4, 12), the remainder from 12÷4 is 0, so 4 is the GCF.
You can also find the LCM by factoring the numbers and identifying unique factors. The LCM will be the product of those. In many cases, we find using the GCF to be easier.
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What are like terms? How do you combine them?
Answer:
When combining like terms, such as 2x and 3x, we add their coefficients. For example, 2x + 3x = (2+3)x = 5x.
Step-by-step explanation:
Answer:
example: 1x+2x+5y+3y
if you combine like terms you would be combining anything with a x to other x's and anything with a y to other y's.. etc..
the example combined would be: 3x+8y
hope I was able to help
Step-by-step explanation:
A
-2+
Which graph represents the
function y = tan x?
B
2T
2T
D
-2+1
21
4+
ㅠ
2T
2πT
The graph that represents the function y= tanx is Option A.
What is the description of the above function?The graph of y =tan (x) is a periodic function that has vertical asymptotes at x = (n + 1/2)π, where n is an integer.
It oscillates between positive and negative infinity, creating a wave- like pattern.
It has a repeating pattern of sharp peaks and valleys, exhibiting both positive and negative slopes.
Thus, option A is the correct answer.
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Find the solution to the system of equations
Answer:
(-1, 1)
Step-by-step explanation:
Just look at where the two lines intersect and thats the soloution
(02.02 MC)
If trapezoid ABCD was reflected over the y-axis, reflected over the x-axis, and rotated 180°, where would point A′′′ lie?
Trapezoid formed by ordered pairs A at negative 4, 1, B at negative 3, 2, C at negative 1, 2, D at 0, 1.
(1, −1)
(−4, 1)
(1, 1)
(−4, −1)
The location of point A''' after the three transformations would be (-4, 1).
To determine the location of point A''', we need to apply the three transformations (reflection over the y-axis, reflection over the x-axis, and rotation of 180°) to point A.
When a point is reflected over the y-axis, the x-coordinate is negated while the y-coordinate remains the same.
So, the reflection of point A (-4, 1) over the y-axis would be (4, 1).
When a point is reflected over the x-axis, the y-coordinate is negated while the x-coordinate remains the same. So, the reflection of point (4, 1) over the x-axis would be (4, -1).
When a point is rotated 180°, the x-coordinate and y-coordinate are both negated. So, the rotation of point (4, -1) by 180° would be (-4, 1).
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A family is planning their vacation to Disney World. They will drive from a small town outside New Orleans,
Louisiana, to Orlando, Florida, a distance of 700 miles. They plan to average a rate of 55 mph. How long will this
trip take?
The time taken for the trip will be 12.7 hours.
How to calculate the value?It should be noted that time taken is calculated as:
Time = Distance / Speed
Distance = 700 miles
Speed = 55 mph
Time = 700/55
Time = 12.7 hours.
Therefore, the time taken for the trip will be 12.7 hours.
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A function is represented by the graph.
Complete the statement by selecting from the drop-down menu.
The y-intercept of the function y = 2x + 1 is
Choose... greater than, less than, or equal to
the y-intercept of the function represented in the graph.
A graph with a line running through point (-3, -1) and point (6, 5)
The y-intercept is the point of (0,y) thus y-intercept of y = 2x + 1 is 1 and it is equal to the given graph of the function.
What is a graph?A graph is a diametrical representation of any function between the dependent and independent variables.
For example y = x² form a parabola now by looking at only the graph we can predict that it has only a positive value irrespective of the interval of x.
As per the given function,
y = 2x + 1
For y-intercept x = 0
y = 2(0) + 1 = 1
Thus, the y-intercept is 1.
In the graph, the line passes the y-axis at y = 1.
Hence "The y-intercept is the point of (0,y) thus y-intercept of y = 2x + 1 is 1 and it is equal to the given graph of the function".
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The given question missing the graph attached below ;
The measures of two angles of a triangle are 22 and 85 degrees. Find the measure of the third angle.
Answer: \(73^{\circ}\)
Step-by-step explanation:
Angles in a triangle add to 180 degrees.
PLEASE HELP!!!!!!!!!!!!!!!!!!!!!!!!!!! DUE TODAY I NEED HELP ASAP
A restaurant has a 15% mandatory tip rate.
(a) Complete the ratio table shown. Show your work.
Pre-Tax Bill ($): 10 __ 60 __
Tip ($) __ 12 __ 15
(b) Using the table, how can you find the total tip paid on $70?
Answer:
Subtotal 70.00
15% Tip 10.50
Total 80.50
Step-by-step explanation:
1% 0.70
2% 1.40
3% 2.10
4% 2.80
5% 3.50
6% 4.20
7% 4.90
8% 5.60
% Tip
9% 6.30
10% 7.00
11% 7.70
12% 8.40
13% 9.10
This dude above is trash and wrong, I got a 0 because of him
Find two positive numbers whose sum is 110 and whose product is a maximum.
The two positive numbers are 55, and 55.
Given that,
Two positive numbers whose product is a maximum and whose sum is 110.
To Find : Two positive real numbers with a maximum product whose sum is 110.
x + y = 110
x = 110-y
Area = xy = (110-y)y
A = 110y-y^2
Maximum A occurs when y = -b/(2a) = -110/(2*-1) = 55
x + y = 110
x + 55 = 110
x = 55
and y is also 55.
Therefore, the two positive numbers are 55, and 55.
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Boden account has a principal of $700 and a simple interest rate of 3.3%. complete the number line. How much money will be in the account after four years assuming Bowden does not add or take out any money
The simple interest on the principal amount of $700 at the rate of 3.3% will be equal to $92.4.
What is Simple interest?The simple interest method, which adds interest to the starting principal amount at the same rate every day, is a quick and easy technique to calculate the interest on that money.
Simple interest is a way to calculate the amount of interest that will be charged on a certain amount of money at a certain rate and for a certain period of time.
As per the values given in the question,
Principal amount, P = $700
Rate, r = 3.3%
Time, t = 4 year
Then, use the formula of simple interest.
\(SI = \frac{(P*r*t)}{100}\)
SI = (700 × 3.3 × 4)/100
SI = 9240/100
SI = $92.4
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Please help me I will give brainliest. You need to use a^2+ b^2=c^2 format
Answer:
x = 9
Step-by-step explanation:
1) a²+12²=15²
2) a²+144=225
3) a²=81
4)\(\sqrt{81\\}\)=9
It takes 8.12 gallons of paint to paint a fence. How much paint is needed for 1/5 of the fence
Answer: 1.624 gallons
Step-by-step explanation:
It takes 8.12 gallons to paint the full fence. You only need 1/5 of that. You can turn 1/5 into a decimal if it helps. In this case, that would be 0.2
8.12 x 0.2 = 1.624
There is no question pt.4
Answer:
the answer is 3
If you add -20 + 23 you get 3
¿De qué número 64 es el 80%?
If you can walk 4.7 miles in 1.2 hours, how many minutes does it take to walk 2.79 miles? Round to 1 decimal.
Answer: 42.7 minutes
Step-by-step explanation:
There are 72 minutes in 1.2 hours (60 * 1.2 = 72)
If you can walk 4.7 miles in 72 minutes, how many minutes does it take to walk 2.79 miles?
First you need find out what 2.79 / 4.7 equals
2.79 / 4.7 = 0.593617
Now to find out how many minutes it takes to walk 2.79 miles, you multiply 0.593617 by 72
72 * 0.593617 = 42.740424
42.740424 rounds down to 42.7
PLEAS ANSWER ASAP I WILL GIVE BRIAINLYIST
The coordinates of the vertices of a polygon are (-3, 1), (-3, 3), (-1, 5), (2, 4), and (2, 1).
What is the perimeter of the polygon to the nearest tenth of a unit?
A.16.0 units
B.17.2 units
C.15.4 units
D.18.8 units
The perimeter of the polygon, with the specified coordinate points , found using Pythagorean Theorem iis approximately 16 units
What is the Pythagorean Theorem?The Pythagorean Theorem indicates that the square of the distance between points on the coordinate plans is the sum of the square of the horizontal and vertical distances between the point.
The coordinates of the vertices of the polygon are;
(-3, 1), (-3, 3), (-1, 5), (2, 4), and (2, 1)
The length of the sides are therefore;
3 - 1 = 2,
√((-1 - (-3))² + (5 - 3)²) = 2·√2
√((2 - (-1))² + (4 - 5)²) = √(10)
4 - 1 = 3
2 - (-3) = 5
The perimeter is therefore;
2 + 2·√2 + √(10) + 3 + 5 ≈ 16
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Write the following statement in if-then form
Two opposite rays form a straight line.
Which of the following is the hypothesis?
if two rays are opposite
if a straight line is formed
Othen rays are opposite
Complete the coordinate proof of the theorem.
The coordinate of C( a+c , b) , AC are ((a+c)/2 , b/2) , BD are ((a+c)/2 , b/2)
What are Coordinates ?Coordinates is the value assigned to a point in a x-y graph to determine its location.
The coordinates of parallelogram is
A ( 0,0) B (a,0) , C ( __ , ___) , D ( c , b)
The y coordinate is same as D as b
and the x coordinate will be a+c
C( a+c , b)
The coordinate of the mid point of AC are ((a+c)/2 , b/2)
The coordinate of the mid point of BD are ((a+c)/2 , b/2)
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Can someone help me answer this
Duplicate don't answer!
Anna bought $4000of company stock, she sold 75% if it when the value doubled and the remainder at four times the purchase price, what is here total profit
Anna's total profit was $6000 + $16000 - $4000 = $14000.
How did Anna earn profit
Anna bought $4000 of company stock. The value of the stock doubled when she sold 75% of it, which means she sold 0.75 * $4000 = $3000 worth of stock when its value doubled.
Since the value of the stock doubled, Anna sold the $3000 worth of stock for 2 * $3000 = $6000.
Anna then sold the remainder of the stock (25% of the original amount) for four times the purchase price. Since she originally bought the stock for $4000, the remainder was worth 0.25 * $4000 = $1000.
Selling this remainder for four times the purchase price means that Anna sold it for 4 * $4000 = $16000.
Which is one physical property that all stars have? They are made of gases. They shine very brightly. They have a triangle shape. They contain iron in their cores.
Answer:
They are made up of gases.
Step-by-step explanation:
Just had the question not too long ago. "The composition of stars can vary. Most stars, however, are made of mostly hydrogen and helium (73% hydrogen, 25% helium, and 2% other elements)." - from my notes
Answer:
A
Step-by-step explanation:
They are made of gases
Given h(x) = -X – 2, solve for x when h(x) = 3.
Answer:
x = -5
Step-by-step explanation:
One is given a function and the value of the function at a certain output. One must set the function to the given output, and solve to find the input,
h(x) = - x - 2
h(x) = 3
Set the output equal to the input,
h(x) = - x - 2 = 3
Inverse operations,
- x - 2 = 3
+2 +2
- x = 5
*-1 *-1
x = -5
Use the graph of f(x) to find the solutions to the equation f(x)=0.
Answer:
x = -4, 7
Step-by-step explanation:
Pre-SolvingWe are given the graph of the function f(x), and we want to find the values that make the statement f(x) = 0.
f(x) = 0 means that there are certain values that make the value of f(x) (which can be considered as y) equal to 0.
SolvingWe can look to the graph to help us - we should look at where y is equal to 0, which is the x-axis.
On the x-axis, we can see that the function passes through both -4 and 7 (the graph goes up by 1) on that line.
As coordinate points, they are written as (-4,0) and (7,0).This means that when either -4 or 7 are substituted into the function (i.e. when they are equal to x), they will make the function equal 0.
So, it means that x = -4, 7.
Find the missing arc measure.
P = 129
AS = 52
QR =?
Apply secant angle theorem.
\(\begin{gathered} P\text{ = }\frac{AS\text{ + QR}}{2} \\ 129\text{ = }\frac{52\text{ + QR}}{2} \\ \text{Cross multiply} \\ 52\text{ + QR = 129 X 2} \\ 52\text{ + QR = 258} \\ QR\text{ = 258 - 52} \\ QR\text{ = 206} \end{gathered}\)The missing arc = 206