If Lucy made "tables-of-values" to approximate the solution to "system-of-equations", then the "ordered-pair" which is the best approximation of exact solution is (b) (1.6 , 1.3).
An "Ordered-Pair" is defined as a pair of values which are arranged in a specific order, generally denoted as (x, y), where x represents the first value and y represents the second value.
We are finding an ordered pair that satisfies the following conditions:
(i) The x-value falls within the given range of x-values between 1 and 2.
(ii) The y-value for the equation y = -3x + 6 is closest to the given y-value for the equation y = 4x - 5.
In Option (a) : (1.7, 0.9);
The "x-value" of 1.7 falls within the given range of x-values between 1 and 2.
For the equation "y = -3x + 6", the corresponding "y-value" at x = 1.7 is 0.9, which is not as close to the given y-value for the equation y = 4x - 5, which is 1.4.
So, (1.7, 0.9) is not the best approximation.
In Option (b) : (1.6, 1.3);
The "x-value" of 1.6 falls within the given range of x-values between 1 and 2.
For the equation "y = -3x + 6", the corresponding y-value at "x = 1.6" is 1.2, which is closest to the given y-value for the equation y = 4x - 5, which is 1.4.
So, the ordered pair (1.6, 1.3) is best-approximation.
In Option(c) : (1.5, 1.8);
The "x-value" of 1.5 falls within the given range of x-values between 1 and 2.
For the equation "y = -3x + 6", the corresponding "y-value" at x = 1.5 is 1.5, which is away from the y-value for equation "y = 4x - 5", which is 1.4.
So, (1.5, 1.8) is not the best approximation.
In Option (d) : (1.9, 1.5);
The "x-value" of 1.9 falls within the given range of x-values between 1 and 2.
For the equation "y = -3x + 6", the corresponding y-value at x = 1.9 is "0.3", which is not as close to the given y-value for the equation "y = 4x - 5", which is 1.4.
So, (1.9, 1.5) is not the best approximation.
Therefore, the correct option is (b).
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The given question is incomplete, the complete question is
Lucy made tables of values to approximate the solution to a system of equations. First she found that the x-value of the solution was between 1 and 2. And then she found that it was between 1. 5 and 2. Next, she made this table,
x y = -3x + 6 y = 4x - 5
1.5 1.5 1
1.6 1.2 1.4
1.7 0.9 1.8
1.8 0.6 2.2
1.9 0.3 2.6
2.0 0 3
Which ordered pair is the best approximation of the exact solution?
(a) (1.7 , 0.9)
(b) (1.6 , 1.3)
(c) (1.5 , 1.8)
(d) (1.9 , 1.5)
Consider the two triangles.
Triangles W U V and X Z Y are shown. Angles V U W and Y X Z are congruent. Angles U W V and X Z Y are congruent. Angles U V W and Z Y X are congruent. The length of side V W is 60 and the length of side Z Y is 48. The length of side Y X is 40 and the length of V U is 50. The length of side U W is 40 and the length of X Z is 32.
How can the triangles be proven similar by the SSS similarity theorem?
Group of answer choices
Show that the ratios StartFraction U V Over X Y EndFraction and StartFraction W V Over Z Y EndFraction are equivalent, and ∠V ≅ ∠Y.
Show that the ratios StartFraction U V Over X Y EndFraction , StartFraction W U Over Z X EndFraction , and StartFraction W V Over Z Y EndFraction are equivalent.
Show that the ratios StartFraction U V Over Z Y EndFraction , StartFraction W U Over Z X EndFraction , and StartFraction W V Over X Y EndFraction are equivalent.
Show that the ratios StartFraction U V Over Z Y EndFraction and StartFraction W U Over Z X EndFraction are equivalent, and ∠U ≅ ∠Z.
Since the corresponding sides are not proportional, we can say that the triangles are not similar
What are similar triangles?In similar triangles, corresponding sides are always in the same ratio.
Given are two triangles ΔWUV and ΔXZY.
It is given that -
VW = 60 ZY = 48 YX = 40 VU = 50 UW = 40 XZ = 32
For the triangles to be similar, the corresponding sides will be proportional.
WU/XZ = UV/ZY = WV/XY
40/32 = 50/48 = 60/40
1.25 ≠ 1.044 ≠ 1.5
The corresponding sides are not proportional.
Therefore, since the corresponding sides are not proportional, we can say that the triangles are not similar.
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The corresponding sides are not proportional.
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step by step please !
Answer:
Step-by-step explanation:
Since the sum of all interior angles of a triangle is 180 degrees, we are able to derive the answer of what x (m<1 in this case) measures.
For example, in number 1, you can do
m<1 = 180 - 94 - 45
For the 2nd one, the tick marks show that the highlighted angles measure the same.
So, it would be (180-58)/2 = m<1
Finally, for the third one, there is a right angle, meaning that it measures 90 degrees
Therefore, 180-90-77 = m<1
Find the volume of the composite figure please help me I don’t understand it thankyou
Answer:
i dont eather i need to know the ?
Step-by-step explanation:
What is the equation of the line that is parallel to the given line and passes through the point (−3, 2)?
3x − 4y = −17
3x − 4y = −20
4x + 3y = −2
4x + 3y = −6
The equation of the line is y = 2x + 8 that is parallel to the given line y = 2x + 2 and passes through the point (−3, 2)
What is an equation?An equation is an expression that shows the relationship between two or more numbers and variables.
The equation of a straight line is:
y = mx + b
Where m is the rate of change and b is the y intercept.
Two lines are parallel if they have the same slope.
Let us assume that the line is parallel to y = 2x + 2 and passes through the point (−3, 2).
The slope of the line y = 2x + 2 is 2, Since it is parallel, the slope is also 2. hence:
y - y₁ = m(x - x₁)
y - 2 = 2(x - (-3))
y - 2 = 2(x + 3)
y = 2x + 8
The equation of the line is y = 2x + 8
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An equation of the line that is parallel to the given line and passes through the point (−3, 2) is: 4x + 3y = -6.
How to calculate the slope of a straight line?Mathematically, the slope of any straight line can be calculated by using this formula;
Slope, m = (Change in y-axis, Δy)/(Change in x-axis, Δx)
Slope, m = (y₂ - y₁)/(x₂ - x₁)
By critically observing the graph (see attachment), we can logically deduce that the line passes through the following points:
Points (x, y) = (3, -1)
Points (x, y) = (0, 3)
Substituting the given parameters into the formula, we have;
Slope, m = (3 + 1)/(0 - 3)
Slope, m = 4/-3
Slope, m = -4/3.
In Geometry, two (2) lines are parallel under the following conditions:
m₁ = m₂ ⇒ -4/3 = -4/3
Note: m represents the slope.
At point (-3, 2), an equation of the other line can be calculated by using the point-slope form:
y - y₁ = m(x - x₁)
Where:
m represents the slope.x and y are the points.Substituting the given points into the formula, we have;
y - y₁ = m(x - x₁)
y - 2 = -4/3(x - (-3))
y - 2 = -4/3(x + 3)
y - 2 = -4x/3 - 4
y - 2 = -4x/3 - 4 + 2
y = -4x/3 - 2
Multiplying all through by 3, we have:
3y = -4x - 6
Rearranging the equation, we have:
4x + 3y = -6
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Convert the following to exponential form 5⋅5⋅5⋅5⋅5⋅5⋅5⋅5
Answer:
\(5^{8}\)
Step-by-step explanation:
5 times itself 5 times is 5 to the eighth power
Find Gh if ABG ~ CDG, GH is an altitude of ABG, GI is an altitude of CDG, BG =5, DG= 10, and GI=7
Answer:
a. 3.5
Step-by-step explanation:
Since ∆ABG is similar to ∆CDG, therefore, their corresponding side lengths are proportional to each other.
Therefore:
DG/BG = GI/GH
10/5 = 7/GH (substitution)
Cross multiply
GH*10 = 7*5
GH*10 = 35
Divide both sides by 10
GH = 35/10
GH = 3.5
How many significant figures would this calculation have if it were completed: \[ (9.04-8.23+21.954+81.0) \times 3.1416 \]
A) 3 B)4 C)5 D)6
The calculation \((9.04-8.23+21.954+81.0) \times 3.1416\) would have 4 significant figures.
To determine the number of significant figures in a calculation, we follow the rules for significant figures:
1. Addition and subtraction: The result should have the same number of decimal places as the measurement with the fewest decimal places.
2. Multiplication and division: The result should have the same number of significant figures as the measurement with the fewest significant figures.
Let's break down the calculation step by step:
\(9.04-8.23+21.954+81.0\) yields \(104.764\).
Now, multiplying this result by \(3.1416\) gives \(329.5719744\).
The measurement with the fewest significant figures in the calculation is \(3.1416\), which has 5 significant figures.
According to the rule for multiplication and division, the result should have the same number of significant figures as the measurement with the fewest significant figures. Hence, the result, \(329.5719744\), will be rounded to 4 significant figures.
Therefore, the calculation \((9.04-8.23+21.954+81.0) \times 3.1416\) would have 4 significant figures.
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A mosquito flies at a speed of 40.2 meters per minute.
At this rate, how many meters can it fly in 5 minutes?
PLZ HELP
Answer:
201
Step-by-step explanation:
40.2*5=201
201 meters per minute
The standard form of the equation for a quadratic function is, with he vertex of the graph of the function at the point (p,q). the factored form is y=a(x-x1) (x-x2), where x1 and x2 are the x-intercepts of the graph. Express p and q in terms of x1 and x2 by expanding the factored for then completing the square. Please show work.
Answer:
p = ½ (x₁ + x₂)
q = a (x₁x₂ − ¼ (x₁ + x₂)²)
Step-by-step explanation:
y = a (x − x₁) (x − x₂)
Expand:
y = a (x² − x₁x − x₂x + x₁x₂)
y = a (x² − (x₁ + x₂)x + x₁x₂)
Distribute a to the first two terms:
y = a (x² − (x₁ + x₂)x) + ax₁x₂
Complete the square:
y = a (x² − (x₁ + x₂)x + ¼(x₁ + x₂)²) + ax₁x₂ − ¼ a(x₁ + x₂)²
y = a (x − ½ (x₁ + x₂))² + a (x₁x₂ − ¼ (x₁ + x₂)²)
Therefore:
p = ½ (x₁ + x₂)
q = a (x₁x₂ − ¼ (x₁ + x₂)²)
help meeeeeeeeeeeeeeeeeee pleaseee!!!!help meeeeeeeeeeeeeeeeeee pleaseee!!!!help meeeeeeeeeeeeeeeeeee pleaseee!!!!help meeeeeeeeeeeeeeeeeee pleaseee!!!!help meeeeeeeeeeeeeeeeeee pleaseee!!!!help meeeeeeeeeeeeeeeeeee pleaseee!!!!help meeeeeeeeeeeeeeeeeee pleaseee!!!!help meeeeeeeeeeeeeeeeeee pleaseee!!!!
Answer:
A
Step-by-step explanation:
Eliminate B and C because they don't pass through (0,1).
Eliminate D because it doesn't decrease quickly enough.
Write the slope intercept form of the equation of the line through the given points
The equation of line is y = ( -7/3 )x - 2
Given data ,
Let the equation of line be represented as A
Now , the value of A is
Let the first point be P ( 3 , -5 )
Let the second point be Q ( 0 , -2 )
Now , the slope of the line is m = ( y₂ - y₁ ) / ( x₂ - x₁ )
Substituting the values in the equation , we get
Slope m = ( -5 + 2 ) / ( 3 )
m = -7/3
Now , the equation of line is y - y₁ = m ( x - x₁ )
On simplifying , we get
y + 2 = ( -7/3 )x
Subtracting 2 on both sides , we get
y = ( -7/3 )x - 2
Hence , the equation is y = ( -7/3 )x - 2
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I NEED HELP ASAP ! THIS IS FOR A PAST DUE QUIZ. THEY ARE GIVING ME ONE MORE CHANCE
Answer:
3b/2 + 3
Step-by-step explanation:
The formula to calculate perimeter of rectangle is 2l + 2w
The length is half the width so length is 1/2 (b/2 +1), which when simplified is b/4 + 1/2
Using the formula to calculate perimeter you can substitute and calculate
p= 2l + 2w
p= 2(b/4 + 1/2) + 2(b/2 + 1)
p= 2b/4 +2/2 + 2b/2 +2
p= 1/2b + 1 + b + 2
p= 3/2b + 3
Simplified it's 3b/2 +3
Construct an inscribed circle in triangle PQR by finding the incenter of the triangle.
Answer:
Check it below
Step-by-step explanation:
Hello!
By definition, the intercept of the 3 bisectors, within a triangle is the Incenter. So let's get started, by tracing three bisectors.
In the triangle PQR::
Use a compass, open its legs with a little more than half of \(\overline{PQ}\) . Place the needle point in the vertex of P. Mark!Do the same, placing the needle point in Q, following \(\overline{QP}\) direction. MarkRepeat it with the other triangle's line segment, namely:\(\overline {QR},\:\overline{PR}\)
4.Trace with a ruler, from each intersection point a line. You'll trace three lines then.
5. Place the compass' needle point in this intersection point, (inside the triangle) with a hinge up to the triangle side, draw the circle inscribed.
Answer:
edg but few yrs later
Step-by-step explanation:
Easy 7th grade math , solve all problems in the picture. I’ll give brainliest
Answer:
1. 30
2. 52
3. 85
4. 8
5. 80
6. 1
7. 63
8. 0.1
9. 15
10. 48
11. 60
12. 50
Step-by-step explanation:
Need some help with that
The work done in each of the cases is:
B) W = 8,400 N*m
C) W = 17,500 N*m
How to find the work done?The work can be defined by the product between the force and the distance translated.
W = Force*Distance
So, if there is a force of 120N and the vehicle moves 70 meters, the work done is:
W = 120N*70m = 8,400 N*m
C) Similar case to the above one, here the force is F = 3.5 KN = 3,500N
And the distance is d = 15m
Then in this case the work done is:
W = 3,500N*15m = 17,500 N*m
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9 ft
cft
12 ft
Pls help me
The third side of the right angle triangle is x = 15 ft.
What is right angle triangle?
A right triangle is a triangle with one angle at a right angle, meaning that two of its sides are perpendicular. It is also known as a right-angled triangle, an orthogonal triangle, or more commonly as a rectangled triangle. Trigonometry's foundation is the right triangle's relationship between its sides and other angles.
We have to find the measure of third side of given right triangle.
The two sides of right triangle are 9 ft and 12 ft.
Let the side of third side is x.
By using the Pythagoras theorem,
(9)^2 + (12)^2 = x^2
81 + 144 = x^2
225 = x^2
x = 15
Hence, the third side of the right angle triangle is x = 15 ft.
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if f(x) = 3x^2-2x+4 and g(x)=5x^2+6-8 find (f+g)(x)
Answer: 8x²+4x-4
Step-by-step explanation:
(f+g)(x) is f(x)+g(x). Since we are given f(x) and g(x), we can directly add them together.
3x²-2x+4+5x²+6x-8 [combine like terms]
8x²+4x-4
Match each statement with its corresponding value for the system below:
y = -2(3)* and y = 9x - 2
1. The number of points of intersection.
2, The y-coordinate of the solution.
3, The x-coordinate of the solution.
The number of points of intersection: 1
The y-coordinate of the solution: 112
The x-coordinate of the solution: 8
what is the answer backs i need help
Answer:
Option a
Step-by-step explanation:
It is made up of only rational numbers
What is the area of the shaded region? TYPE ONLY THE NUMERIC ANSWER GIVING BRAINLIEST
To get the area of the shaded region, we must subtract the area of the bigger triangle on the outside and the area of the smaller triangle inside the bigger triangle.
Set up the equation:
Area of big triangle - Area of small triangle = \(\frac{1}{2} *19*19 - \frac{1}{2} *13*13\)\(= \frac{1}{2} (19^{2} -13^{2} ) = \frac{1}{2}*192 = 96\)
So the area of the shaded region is 96.
Hope that helps!
Which fractions are equal to 0.375?
The fraction that is equal to 0.375 is 3/8.
Hope this helps! :)
HELP
Given: ABCD is a parallelogram and AC bisects BD.
Prove: AC bisects
2) \(ABCD\) is a rhombus (a parallelogram with perpendicular diagonals is a rhombus)
3) \(\overline{AC}\) bisects \(\angle BCD\) (diagonals of a rhombus bisect the angles from which they are drawn)
A satellite flies 133616 miles in 23.86 hours. How many miles has it flown in 20.04 hours?
The miles of distance flown by the satellite in 20.04hours is 112,224miles
What is rate?A rate is the ratio between two related quantities in different units.
For example the satellite flies in a particular distance at a particular time. The two quantities here are distance in miles and time in hours
The satellite flies 133616 miles in 28.86hours
this means that in 1hour it will fly a distance of 133616/28.86= 5600miles
Therefore for 20.04 hours it will fly 5600× 20.04
= 112,224miles
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Catena's Marketing Company has the following adjusted trial balance at the end of the current year. Cash dividends of $660 were declared at the end of the year, and 500 additional shares of common stock ($0.10 par value per share) were issued at the end of the year for $3,240 in cash (for a total at the end of the year of 920 shares). These effects are included below: Catena's Marketing Company Adjusted Trial Balance End of the Current Year Cash Accounts receivable Interest receivable. Prepaid insurance Long-term notes receivable Equipment Accumulated depreciation Accounts payable Dividends payable Accrued expenses payable Income taxes payable. Unearned rent revenue Common Stock (920 shares) Additional paid-in capital Retained earnings Sales revenue Rent revenue Interest revenue Wages expense Depreciation expense Utilities expense Insurance expense Rent expense Income tax expense Total Debit $1,560 2,320 124 1,720 3,400 16,490 20,700 2,040 428 858 Credit X Answer is not complete. $3,240 2,640 660 CATENA'S MARKETING COMPANY 4,040 1,824 560 92 3,740 1,640 41,260 9,240 1,800 $60,680 $60,680 860 124 Prepare a multistep income statement for the current year. Note: Round your earnings per share to 2 decimal places.
The earnings per share for Catena's Marketing Company at the end of the current year is $7.32 per share.
To calculate the earnings per share for Catena's Marketing Company, we need to know the total number of shares outstanding at the end of the year. The problem states that 500 additional shares were issued at the end of the year, bringing the total to 930 shares.
To calculate the earnings per share, we divide the net income by the total number of shares outstanding. Using the given information, we get:
Earnings per share = Net income / Total shares outstanding
Earnings per share = $6,808 / 930
Earnings per share = $7.32 per share
This means that for each share of common stock outstanding, the company earned $7.32 in net income during the year. It's important to note that earnings per share is a widely used metric in evaluating a company's financial performance, and is often used as a basis for determining a company's stock price.
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Complete question is:
Catena's Marketing Company has the following adjusted trial balance at the end of the current year. Cash dividends of $665 were declared at the end of the year, and 500 additional shares of common stock ($0.10 par value per share) were issued at the end of the year for $3,260 in cash (for a total at the end of the year of 930 shares). These effects are included below:
CATENA’S MARKETING COMPANY
Income Statement
At the end of current year
Operating revenues:
Sales revenue $40,110
Interest revenue 114
Rent revenue 835
Total operating revenues 41,059
Operating expenses:
Wages expense 20,200
Utilities expense 408
Insurance expense 813
Rent expense 9,140
Depreciation expense 1,940
Total operating expenses 32,501
Operating Income: 8,558
Other item:
Pretax income 8,558
Income taxes payable 1,750
Net income $6,808
Earnings per share ?
Find the slope of (-3, 2) and (1, 0)
plzzzzzz help me
Answer:
m= -1/2
Step-by-step explanation:
Express 128 1/4 in simplest radical form.
Answer:
514/4
Step-by-step explanation:
128 1/4
= (128×4+1)/4
= 514/4
\(\\ \sf\longmapsto 128\dfrac{1}{4}\)
\(\\ \sf\longmapsto \dfrac{128(4)+1}{4}\)
\(\\ \sf\longmapsto \dfrac{512+1}{4}\)
\(\\ \sf\longmapsto \dfrac{513}{4}\)
A gallon of milk costs $2.30. What is the cost per quart?
Answer:
57.5p
Step-by-step explanation:
$2.30 / 4 = 57.5p
Pls help ion know how to this jaunt
Answer: a very straight forward b 2 4 and 6 c 9
Step-by-step explanation:
how do you Solve for T if
5t = 35
if you could get answer that would be good
Answer:
The answer is 7
Step-by-step explanation:
you would divide 5 on both sides the 5t/5 would cancel out leaving
t = 35/5 which is 7.
Answer:
7
Step-by-step explanation:
5t = 35
Divide both side by 5, we get :
5t : 5 = 35 : 5
=> t = 7
The angle you need to find is angle T.
Answer:
60
Step-by-step explanation: