Answer:
144 inches
Step-by-step explanation:
If they are moving at the same speed and start at the same time, they have to go the same distance
That means they will meet in the middle
If they are 72 inches from the right side that means the middle is 72 inches from the right side
The road is 2 times 72 inches
2*72 = 144
144 inches
The sequence of similarity transformations below is applied to △ABC to get △DEF. What are the coordinates of the vertices of △DEF? (x,y)→(2x,2y)→(2x,2y−3)
The coordinates of the Triangle △DEF will be (-4,-5),(0,-1),(4,-5).
What is the definition of a triangle?
Triangles are polygons with three sides and three vertices in geometry. This figure is two-dimensional and has three straight sides. A triangle has three sides that is why it is also called polygon. The sum of a triangle's three angles equals 180°. A triangle is contained inside a single plane. The triangle may be divided into three types based on its sides.
Scalene Triangle - Each side is different in length.
Isosceles Triangle - A triangle with two sides that are equal in length and one side that is not.
A triangle with three equal sides in length is a equilateral triangle.
Now,
For triangle ABC coordinates are
(-2,-1), (0,1), (2,-1)
and we have to apply transformation (x,y)→(2x,2y)→(2x,2y−3) to get coordinates of △DEF
So, first apply (x,y)→(2x,2y) we get (-4,-2), (0,2), (4,-2)
and then apply (2x,2y)→(2x,2y−3) to get coordinates of △DEF
(-4,-5),(0,-1),(4,-5)
Hence,
The coordinates of the Triangle △DEF will be (-4,-5),(0,-1),(4,-5).
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I need help please?!!!!!
Answer:
variable
Step-by-step explanation:
Answer:
Variable
Step-by-step explanation: In exponential functions the variable is in the exponent, like m = 2ˣ.
Use what you know about intersecting lines to label the missing and
picture below.
35°
X
type of angle pair:
zoom in
X =
OManeuvering the Middle LLC, 2016, 2022
Answer:
x = 145
Step-by-step explanation:
x and 35° lie on a straight line and are supplementary angles , sum to 180°
x + 35 = 180 ( subtract 35 from both sides )
x = 145
Express (x+5)^2 as a trinomial in standard form.
Answer:
x² + 10x + 25
Step-by-step explanation:
(x + 5)(x + 5)
using FOIL method
First x•x = x²
Outside x•5 = 5x
Inside 5•x = 5x
Last 5•5 = 25
add like terms together.
Answer:
x^2 + 25 + 10x
= x^2 + 10x + 25
Step-by-step explanation:
( x + 5 )^2
Formula : -
( a + b )^2 = a^2 + b^2 + 2ab
Here,
a = x
b = 5
( x + 5 )^2
= x^2 + 5^2 + 2 ( x ) ( 5 )
= x^2 + 25 + 10x
Differentiate the function with respect to x. Shot steps
The given function y = sec⁻¹(x³) is differentiated as dy/dx = 3x/√(x² - 1).
What is differentiation?The differentiation of a function is defined as rate of change of its value at a point. It can be written as f'(x) = Lim h --> 0 (f(x + h) - f(x)) /(x + h - x).
Its geometric meaning is the slope of tangent of the function at a given point.
The given function is as below,
y = sec⁻¹(x³)
The given function is a composite function of sec⁻¹x and x³.
In order to differentiate it, first differentiate x³ and then sec⁻¹x as follows,
dx³/dx = 3x²
And, dsec⁻¹x /dx = 1/x√(x² - 1)
Now, differentiation of sec⁻¹(x³) is given as,
d sec⁻¹(x³)/dx = 3x²/(x√(x² - 1))
= 3x/√(x² - 1)
Hence, the differentiation of the given function is 3x/√(x² - 1).
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The number 84 can be expressed as the sum of 54 + 30. Which shows how to use the distributive property to rewrite that sum as a multiple of a sum whose addends have no common factors greater than 1?
A. 2(27 + 15)
B. 3(18 + 10)
C. 5(11 + 6)
D. 6(9 + 5)
The answer of the sum is D. 6(9 + 5).
To rewrite the sum 54 + 30 using the distributive property as a multiple of a sum whose addends have no common factors greater than 1, we need to factor out the greatest common factor from both numbers.
The greatest common factor of 54 and 30 is 6. By factoring out 6, we can rewrite the sum as:
54 + 30 = 6 * (9 + 5)
Now, let's examine the options given:
A. 2(27 + 15) does not have a common factor of 6.
B. 3(18 + 10) does not have a common factor of 6.
C. 5(11 + 6) does not have a common factor of 6.
D. 6(9 + 5) is the correct answer because it has a common factor of 6, which is the greatest common factor of 54 and 30.
Therefore, the answer is D. 6(9 + 5).
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Find the sum of the first 8 terms of the fallowing sequence?
3,15,75,375 …
Answer:
\( \frac{3( {5}^{8} - 1) }{5 - 1} = 292968\)
The sizes (in square meters) of each house on prince street are shown in the histogram below. How many more houses have an area between 150 and 200 m^2 than between 250 and 300 m^2?
The number of more houses between the area 150m² and 200 m² than between 250m² and 300 m² is 8.
What is an histogram?Histogram is a graphical representation of discrete or continuous data. In other words, it is a graphical representation of distribution of data.
Therefore, the histogram has number of houses on the y-axis and area on the x -axis,
The histogram relates the number of houses to the area of the houses in square metres.
Therefore, let's find how many more houses have an area between 150m² and 200 m² than between 250m² and 300 m²?
Hence,
Houses between 150m² and 200 m² = 9
Houses between 250m² and 300 m² = 1
Finally,
difference between them = 9 - 1 = 8 houses
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Find a coterminal angle between 0 and 360 degrees.
525°
A) 35°
C) 145°
B) 165°
D) 285°
What is the quotient of....
Can someone please help me
Answer:
the mid point is 6,3
Step-by-step explanation:
the mid point is 6,3
Let : → be the quadratic function defined by () = 2
2 + 6 − 8. Find
(i) the vertex (ii) the range
(iii) the axis of symmetry (iv) x-intercepts
(v) the graph of the function f
please answer step by step
Step-by-step explanation:
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The town of Simpsonville has two tow truck companies. Company A charges an initial fee of $30 plus $2 per mile. Company B charges an initial fee of $20 plus $4 per mile. Use the graph to determine when it's cheaper to use Company B instead of Company A.
Using the graph, it's cheaper to use Company B instead of Company A; when the number of miles is less than 5 miles.
How to interpret Linear equation graphs?For us to solve this question, we need to first create an equation;
If A company initially supplies $30 and then $2 per mile, then the equation here is:
y = 2x + 30
If B company initially supplies $20 and then $4 per mile, then the equation is expressed as:
y = 4x + 20
Due to the fact that the two wages are asked to be equalized, we equate these two equations with each other and find the result.
2x + 30 = 4x + 20
2x = 10
x = 10/2
x = 5
This is the number of miles that both companies will charge a customer the same amount.
Then the time for which it is cheaper to use company B is when number of miles is less than 5.
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When rolling a single die, what is the probability of rolling a 2 or 6? Give ur answer as a percent , round to the nearest whole number if necessary.
Explanation
We are asked to get the probability of rolling either a 2 or 6 in a single dice
To do so, we will make use of the probability definition:
Probability simply means the ratio of possible outcomes to the total number of outcomes
In our case
we have a dice, so the total outcome will be {1,2,3,4,5,6}
to roll a 2, the possible outcome is {2}
to roll a 6, the possible outcome is {6}
Thus, the probability of rolling a 2 will be
\(\frac{1}{6}\)The probability of rolling a 6 will be
\(\frac{1}{6}\)Therefore, the probability of rolling a 2 or 6
\(\begin{gathered} P=\frac{1}{6}+\frac{1}{6} \\ \\ P=\frac{1+1}{6}=\frac{2}{6}=\frac{1}{3} \end{gathered}\)In per cent, we will have
\(\frac{1}{3}\times100=33.33\text{ \%}\)To the nearest whole number, we will have 33%
PLEASE HELP
The Greenland Ice sheet contains about 3 million cubic kilometers of ice. If completely metled, this ice would release about 2.7 million cubic kilometers of water, which would spread out over Earth's approximate 339 million square kilometers of ocean surface. How much would the sea level rise?
\(\\ \tt\longmapsto Volume=Base\times Height\)
\(\\ \tt\longmapsto Height=\dfrac{Volume}{Base}\)
\(\\ \tt\longmapsto Height=\dfrac{2.9km^3}{339km^2}\)
\(\\ \tt\longmapsto Height=0.00079km\)
\(\\ \tt\longmapsto Height=7.9m\)
We know,
Volume:-
Base × Height
Height:-
Volume/Base
Now let's solve:-
Hgt-2.9km³/339km²
Hgt-0.00079 km
Height-7.9m
Therefore the sea level will rise upto 7.9 m.Note:
Hgt means Height.
Is 34/18 greater or less than or equal to 1 5/6
Answer:
34/18 is greater than 1 5/6.
Step-by-step explanation:
hope this helps. . .<3
good luck! uωu
Answer:
greater than
Step-by-step explanation:
1=6/6 and 6+5=11, so 1 5/6= 11/6
Next, you want to find a common denominator, in this case 18
11/6=x/18
x=33
11/6=33/18
34/18 > 33/18
What is an equation of the line that passes through the point (- 1, 2) and is parallel to the line 3x + y = 3 ?
Answer:
y=-3x-1
Step-by-step explanation:
hope it helps.
Read the following prompt and type your response in the space provided.
Kristy wants to know what the probability is that a card drawn randomly from a deck will be a club. Her sample space includes all 52 cards in a standard deck. Which of these outcomes compose the event?
The outcomes that compose this event are the 13 cards in the deck that are clubs.
We have,
The event in this case is drawing a club from the deck.
In probability theory, an event refers to a subset of the sample space, which includes all possible outcomes of an experiment.
In this case,
Kristy's experiment is drawing a card randomly from a standard deck of 52 cards, and the sample space consists of all 52 cards.
Since Kristy is interested in knowing the probability of drawing a club card, the event in this case will be the subset of the sample space consisting of all the club cards.
There are 13 club cards in a standard deck, namely, ace of clubs, 2 through 10 of clubs, jack of clubs, queen of clubs, and king of clubs.
The event will consist of these 13 cards.
Thus,
The outcomes that compose this event are the 13 cards in the deck that are clubs.
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I see that the amount i owe has been reduced from $90. 00 to $75. 00 yes, the discount has saved you.
Answer:
Step-by-step explanation:
90.00 - 75.00 = 15.00
Which solution set makes the inequality 7 > * TRUE?
Answer:
B
Step-by-step explanation:
7 > x means what numbers are less than 7
A and C are not correct because 7 = 7 is not less than 7
B is correct because 7 > -2, and 7 > 0
D is not correct because 8, 10, 20 are more than 7
The left-hand and right-hand derivatives of f at a are defined byf′−(a)=limh→0−f(a+h)−f(a)h�′−(�)=limℎ→0−�(�+ℎ)−�(�)ℎand f′+(a)=limh→0+f(a+h)−f(a)h�′+(�)=limℎ→0+�(�+ℎ)−�(�)ℎif these limits exist. Then f'(a) exists if and only if these one-sided derivatives exist and are equal.(a) Find f' ^- (4) and f' ^+ (4) for the functionf(x)=⎧⎪⎨⎪⎩0 if x⩽05−x if 0
Answer:
Step-by-step explanation:
To find the left-hand derivative of f at x = 4, we need to evaluate:
f′−(4) = limh→0−f(4+h)−f(4)h
Since f(x) = 0 for x ≤ 0 and f(x) = 5 - x for 0 < x < 5, we have:
f(4 + h) = 0 for h < -4
f(4 + h) = 5 - (4 + h) = 1 - h for -4 < h < 1
f(4 + h) = undefined for h > 1
Therefore, we can rewrite the limit as:
f′−(4) = limh→0−f(4+h)−f(4)h = limh→0−(1 - h) - 0h = -1
To find the right-hand derivative of f at x = 4, we need to evaluate:
f′+(4) = limh→0+f(4+h)−f(4)h
Using the same reasoning as before, we can rewrite the limit as:
f′+(4) = limh→0+(5 - (4 + h)) - 0h = -1
Since the left-hand derivative and the right-hand derivative are equal, we can conclude that f'(4) exists and is equal to:
f'(4) = f′−(4) = f′+(4) = -1
Therefore, the derivative of f at x = 4 is -1.
Which of the following statement(s) is (are) true?
I. The set of all second-degree polynomials with the standard operations is a vector space. II. The set of all first-degree polynomial functions 'mx' with the standard operations is a vector space. III. The set of second quadrant vectors with the standard operations is a vector space A) 1 B) II and III C) II and III D) 11
The true statement is; II. Option D
How to determine the correct statementsFrom the information given, we have that;
I. The set of all second-degree polynomials with the standard operations is a vector space
II. The set of all first-degree polynomial functions 'mx' with the standard operations is a vector space
III. The set of second quadrant vectors with the standard operations is a vector space
Note that;
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Need Help!!!! A pre-image has coordinates J(3, -6) and K(-1, -2). The image has coordinates J'(6, 3) and K'(2, -1). Describe the clockwise rotational path of the line segment.
After considering the given data we conclude that the clockwise rotational path of the line segment is a rotation of -59.04 degrees about the point (-6, -1).
We have to evaluate the center and angle of rotation to explain the clockwise rotation of the line segment.
So in the first step, we can evaluate the midpoint of the line segment JK and the midpoint of the line segment J'K'. we can calculate the vector connecting the midpoint of JK to the midpoint of J'K'. This vector is (4-1, 1-(-4) = (3,5)
The center of rotation is the point that is equidistant from the midpoints of JK and J'K'. We can evaluate this point by finding the perpendicular bisector of the line segment connecting the midpoints.
The slope of this line is the negative reciprocal of the slope of the vector we just found, which is -3/5. We can apply the midpoint formula and the point-slope formula to evaluate the equation of the perpendicular bisector:
Midpoint of JK: (1, -4)
Midpoint of J'K': (4, 1)
The slope of the vector: 3/5
(x₁ + x₂)/2, (y₁ + y₂) /2
Point-slope formula: y - y₁ = m(x - x₁)
Perpendicular bisector: y - (-4) = (- 3/5)(x - 1)
Applying simplification , we get: y = (- 3/5)x - 1.2
To evaluate the center of rotation, we need to find the intersection point of the perpendicular bisector and the line passing through the midpoints of JK and J'K'. This line has slope ( 3 - (4)) /(4 - 1) = 7/3 and passes through the point (4, 1). Applying the point-slope formula, we can evaluate its equation:
y - 1 = (7/3)( x - 4)
Apply simplification , we get: y = (7/3)x - 17/3
To evaluate the intersection point, we can solve the system of equations:
y =(- 3/5)x - 1.2 = (7/3)x - 17/3
Evaluating for x and y, we get x = -6 and y = -1.
Therefore, the center of rotation is (-6, -1).
√( 4 - 1)² + ( 1 - ( - 4))²) = 5√(2)
Distance between image points and center of rotation
√( ( 6 - (-6))² + ( 3 - (-1))² = 13
The ratio of these distances gives us the scale factor of the transformation, which is 13/√2).
The angle of rotation is negative as the image moves clockwise direction. We can apply the inverse tangent function to find the angle of the vector connecting the midpoint of JK to the midpoint of J'K':
Angle of vector: arctan(5/3) = 59.04 degrees
Therefore, the clockwise rotational path of the line segment is a rotation of -59.04 degrees about the point (-6, -1).
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6 ÷ 4 - 2 × 3 PEMDAS
First, do 6 divided by 4
Then, do 2 x 3
Finally, subtract the two numbers you got from the equations before and that the answer.
Can someone help me with 6-10. Directions: Find the volume of each figure. Round to the nearest hundredth when necessary.
The volumes of the right prism are, respectively:
Case 6: V = 703.72 mm³
Case 7: V = 57905.84 mm³
Case 8: V = 3744 ft²
Case 9: V = 475.20 mm³
The volume of the sphere is:
Case 10: V = 18816.57 cm³
How to determine the volume of a right prism
In this problem we find four cases of right prisms, whose volumes must be computed. This can be done with the help of following formulas:
Volume
V = A · h
Area formula - Rectangle
A = w · l
Area formula - Triangle
A = 0.5 · w · l
Area formula - Circle
A = π · r²
In addition, we need to determine the volume of a sphere:
V = (4π / 3) · r³
Where:
A - Base area of the right prism.h - Height of the right prism.w - Widthl - Heightr - RadiusNow we proceed to determine the volume for each case:
Case 6
V = π · (16 mm)² · (14 mm)
V = 703.72 mm³
Case 7
V = π · [(40 mm)² - (32 mm)²] · (32 mm)
V = 57905.84 mm³
Case 8
V = (12 ft) · (8 ft) · (39 ft)
V = 3744 ft²
Case 9
V = 0.5 · (11 mm) · (5.4 mm) · (16 mm)
V = 475.20 mm³
Case 10
V = (4π / 3) · (16.5 cm)³
V = 18816.57 cm³
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A country's postal service will accept a package if its length plus its girth (the distance all the way around) does not exceed 84 inches. Find the dimensions and volume of the largest package with a square base that can be mailed.
Answer:
Dimensions: 18.667 x 18.667 x 14 inches
Volume: 4878.22 in3
Step-by-step explanation:
If the length plus the girth does not exceed 84 inches, we have:
\(length + (2*width+2*height) = 84\)
The box has a square base, to length = width, then we have:
\(length + (2*length+2*height) = 84\)
\(3*length+2*height = 84\)
The volume of the box is given by the equation:
\(Volume = length * width * height = length^2*height\)
From the first equation, we have:
\(height = (84 - 3*length)/2\)
Using this height in the volume equation, we have:
\(Volume = length^2*(84-3*length)/2\)
\(Volume = 42length^2-1.5*length^3\)
To find the maximum volume, we can find the value of length that makes the derivative of the volume in relation to the length equal zero:
\(dV/dl = 84length - 4.5*length^2 = 0\)
\(84length = 4.5*length^2\)
\(length = 84/4.5 = 18.667\ inches\)
So the width, the height and the volume of the package are:
\(width = length = 18.667\ inches\)
\(height = (84 - 3*18.667)/2 = 14\ inches\)
\(Volume = 42*(18.667)^2-1.5*(18.667)^3 = 4878.22\ in3\)
Henry's savings account has an APR of 3.65%, calculates interest daily, and
pays interest at the end of the month. If during the month of November, his
balance was $300 for the first 10 days of the month, $1200 for the next 10
days of the month, and $800 for the last 10 days of the month, how much
total interest did Henry earn in November?
In how many ways 2 balls can be chosen from 5 balls from an urn?A.2 waysB.20 waysC.5 waysD.10 ways
We have 5 balls, lets name each one:
\(\text{Balls}=\mleft\lbrace A,B,C,D,E\mright\rbrace\)Now, we want to take 2 balls at a time, wich means the the order that i take the ball doesnt matter, so lets see the possibilities:
\(\mleft\lbrace A,B\mright\rbrace,\mleft\lbrace A,C\mright\rbrace,\mleft\lbrace A,D\mright\rbrace,\mleft\lbrace A,E\mright\rbrace,\mleft\lbrace B,C\mright\rbrace,\mleft\lbrace B,D\mright\rbrace,\mleft\lbrace B,E\mright\rbrace,\mleft\lbrace C,D\mright\rbrace,\mleft\lbrace C,E\mright\rbrace\text{ or }\lbrace D,E\rbrace\text{ }\)So, we have 10 ways to take 2 balls from 5 balls.
If want to solve the formula, we just need to remember the formula for the combinations of 5 elements taking 2:
\(\text{Combinatories n taking k }=\frac{n!}{k!(n-k)!}\rightarrow\text{Combinatories 5 taking 2 }=\frac{5!}{2!(3)!}=\frac{20}{2}=10\)pleas anwear fast
Graph the function.
�
(
�
)
=
4
⋅
(
3
2
)
�
f(x)=4⋅(
2
3
)
x
f, left parenthesis, x, right parenthesis, equals, 4, dot, left parenthesis, start fraction, 3, divided by, 2, end fraction, right parenthesis, start superscript, x, end superscript
The graph of the function f(x) = 4(2/3)^x is added as an attachment
How to determine the graph of the functionFrom the question, we have the following parameters that can be used in our computation:
f(x)=4⋅(
2
3
)
x
Express the equation properly
So, we have
f(x) = 4(2/3)^x
The above expression is a an equation of a exponential function
Next, we plot the graph using a graphing tool
To plot the graph, we enter the equation in a graphing tool and attach the display
See attachment for the graph of the function
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Which sentence contains a gerund phrase?
The goal of the class was learning how to use a computer keyboard.
Washing clothes regularly allows Annabelle to always have something clean to wear.
To sing with the Metropolitan Opera has been my dream throughout my life.
Troubled by the noise from the trains, Cole began to wear sound-muting headphones.
Answer:
its b
Step-by-step explanation:
i took the test
Answer: its b cause i took the test and got it right