n is the count of elements in the set, so the set D = {3, 5, 7} has 3 elements.
Answer:
n(D) = 3
The surface area of this cylinder is 20,761.68 square yards. What is the height?
Use ≈ 3.14 and round your answer to the nearest hundredth.
29 yd
h=
Submit
h
yards
The height of the cylinder whose surface area is given would be = 85 yards.
How to calculate the height of a cylinder?The cylinder is a type of shape that has three sides which consists of two opposite circles that are joined by a curved surface.
To calculate the height of a cylinder, the formula that should be used is given as follows:
Surface area of cylinder = 2πrh + 2πr²
radius = 29 yards
surface area = 20,761.68 square yards
height = ?
That is ;
20,761.68 = 2×3.14× 29×h + 2×3.14× 29×29
20,761.68 =182.12h + 5281.48
182.12h = 20,761.68-5281.48
182.12h = 15480.2
h = 15480.2/182.12
= 85 yards
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4.
fourteen hundredths + eighty and seventy-nine thousandths =
Krissy owns a burger restaurant in Chicago, Illinois. The number of burgers sold at Krissy's restaurant was 605 in June. The number sold in July was 20% more than the number sold in June. How many burgers did Krissy's restaurant sell in July? burgers.
Answer:
100% ~ 605
20% ~ 121
120% ~ 726
The restaurant sells 726 burgers in July.
From the line of scrimmage, the quarterback gets the ball and backs up 5 yards so he can see the rest of the field. Unfortunately, he has nowhere to go with the ball and falls back an additional 6 yards before being tackled. Which of the following numbers represents the yardage for that play?-1-11-5-6
We know that
• The quarterback backs yo 5 yards (negative number).
,• He falls back another 6 yards more (negative number).
To know the total number of yards the quarterback felt back, we just need to sum these negative numbers.
\(-5-6=-11\)Therefore, the right answer is -11 yards.Determine the measure of the unknown angle or arc. Show your work.
The value of angle BAC is 43.5⁰.
The value of arc angle BC is 96⁰.
The value of angle 1 is 10⁰.
What is the value of angle BAC?The value of angle BAC is calculated as follows;
m∠ BAC = ¹/₂ (BMC) (angle at center is half of the angle at circumference)
m∠ BAC = ¹/₂ ( 87 )
m∠ BAC = 43.5⁰
The value of arc angle BC is calculated by applying intersecting chord theorem as follows;
arc BC = 2 x m∠BAC (interior intersecting secants)
arc BC = 2 x 48⁰
arc BC = 96⁰
The value of angle 1 is calculated as follows;
m∠1 = ¹/₂ ( 85⁰ - (360 - (140 + 85 + 70) )
m∠1 = ¹/₂ (85 - 65 )
m∠1 = ¹/₂ (20)
m∠1 = 10⁰
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Please help. What’s 3/4 turned in to a decimal?
Answer: 0.75
Step-by-step explanation:
Which equation has no solution?
4(x + 3) + 2x = 6(x + 2)
5 + 2(3 + 2x) = x + 3(x + 1)
g9x + 3) + x = 4(x + 3) + 3
4 + 6(2 + x) = 2(3x + 8)
Answer:
B. 5 + 2(3 + 2x) = x + 3(x + 1)
Step-by-step explanation:
5 + 6 + 4x = x + 3x + 3
11 + 4x = 4x + 3
4x - 4x = 3 - 11
0 = - 8
There are no solutions.
Answer:
A
4(x+3)+2x=6(x+2)
4x+12+2x=6x+12
6x+12=6x+12
6x-6x=12-12
0=0
The function represented by the data in the table could model the perimeter of a square whose area is x. Identify and interpret the key features of the function in the given context, including the following: intercepts domain and range whether it is increasing or decreasing Type your response in the box.
The perimeter of this square with an area x is four times the square root of x i.e P = 4√x.
The intercept of this function is (0, 0).
The domain and range of this function are [0, ∞].
The function is increasing.
How to calculate the perimeter of a square?In Mathematics and Geometry, the perimeter of a square can be calculated by using the following formula;
P = 4s
Where:
P is the perimeter of a square.s is the side length of a square.For the area of a square, we have:
x = s²
s = √x
By substituting the given parameters into the formula for the perimeter of a square, we have the following;
Perimeter of a square, P = 4s
Perimeter of a square, P = 4 × √x
Perimeter of a square, P = 4√x
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Solving Linear Equations: Variable on One Side
ssignment Active
Determining the Input Value That Produces the Same Output
Value for Two Functions
If f(x) = -3x + 4 and g(x) = 2, solve for the value of x
for which f(x) = g(x) is true.
ty
X =
y = f(x)
y = g(x)
x
2 3
Done
-2
Intro
-1
4
3
2
1
1
answer 2/3
check the attachments for more info
hope it helps :)
The functions f(x) and g(x) are equal for the x = 2/3
What is a function?A function is a relation from a set of inputs to a set of possible outputs where each input is related to exactly one output.
Given that, are two functions, f(x) = -3x + 4 and g(x) = 2, we need to find the value of x for which both are equal,
So,
For f(x) = g(x) we should equate the two functions to get the value of x.
f(x) = g(x)
-3x + 4 = 2
-3x + 4 - 4 = 2 - 4
-3x = -2
Dividing by -3 on both sides;
(-3x)/-3 = (-2)/-3
x = 2/3
Hence, the functions f(x) and g(x) are equal for the x = 2/3
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2 Question 3 3.1 The layout plan of the copy room at Hills Secondary is given below.
3.1 justify a reason whether or not copier is suitably placed in room (3)
Based on these considerations, it is necessary to assess the specific layout plan and the surrounding environment to determine whether the copier is suitably placed in room (3) at Hills Secondary.
To determine whether the copier is suitably placed in room (3) at Hills Secondary, we need to consider factors such as accessibility, noise, and convenience.
Firstly, we need to evaluate the accessibility of the copier in room (3). Is it easily accessible for all students and staff who need to use it? If the copier is located in a central position within the school or close to high-traffic areas, it would be considered suitable.
However, if it is tucked away in a corner or not easily visible, it may cause inconvenience and hinder access for users.
Secondly, we should consider noise levels. Copiers can be noisy machines, and if room (3) is located near classrooms or areas where students require a quiet environment, it may not be an ideal placement. Noise disturbances could disrupt learning activities and cause distractions.
Lastly, convenience plays an important role. Room (3) should be spacious enough to accommodate the copier and allow users to operate it comfortably. If the room is cramped or lacks proper ventilation, it may cause inconvenience for users and impact the overall workflow.
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Suppose that a disease is inherited via a dominant mode of inheritance and that only one of the two parents is affected with the disease. The implications of this mode of inheritance are that the probability is 0.3 that any particular offspring will get the disease, and is 0.15 that all the offspring will get the disease.
A) What is the probability that in a family with two children, both siblings are affected?B) What is the probability that exactly one sibling is affected?C) What is the probability that neither sibling is affected?D) Suppose the older child is affected. What is the probability that the younger child is affected?
Answer:
Step-by-step explanation:
A ) Let p be the probability of getting affected . Probability of not getting affected be q
p = .3 , q = .7
If n be the member of family , probability that x children will be affected will be given by the expression
p(x) = ⁿCₓ pˣqⁿ⁻ˣ
n = 2 , x=2
p(2) = ²C₂ .3².7²⁻²
= 1 x .09 x 1 = .09
B )
p(1) = ²C₁ .3¹.7²⁻¹
= 2 x .3 x .7
= .42
C ) x = 0
p (0) = ²C₀ .3⁰.7²⁻⁰
= 1 x 1 x .49
= .49
D ) Let A be the probability that older child is affected and B be the probability that younger child is affected
P( A /B ) = P(A∩B) / P(B )
= .09 / .42
= .214
Please please please help
Answer: 2nd option
Step-by-step explanation:
If u = 2i – j; v = -5i + 4j and w = j find -2u. (v + w).
To find -2u. (v + w).
First replace the values and then use the order of operations:
-2u. (v + w)
-2(2i – j)(( -5i + 4j)+( j)=
-2(2i – j)(-5i +5j)
-4i +5j(-5i +5j)
20i² -20ij - 25ij + 25j²
20i² -45ij + 25j²
i need to answer for the parentheses
Answer:
(-3,2)
Step-by-step explanation:
The vertex of an upwards facing parabola is the minimum
The minimum is -3 for the x value and 2 for the y value
(-3,2)
What is the total surface area
Answer:
Step-by-step explanation:
Sorry the picture is dark but I hope you can see it and help me please
a) The factor of the exponential function p(t) = 4000(1.03)^x is of 1.03, representing a growth rate of 3%.
b) The initial value of the exponential function b(t) = 8000(0.98)^x is of 8000.
c) The b-value of the exponential function m(t) = 975(0.92)^t is of 0.92.
How to define an exponential function?
The standard definition of an exponential function is given as follows:
y = ab^x.
In which the parameters are listed and explained as follows:
a is the initial value of the exponential.b is the factor of the exponential function, representing the rate of change.Hence each function for this problem is compared to the standard notation to obtain the terms.
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Elmview School has an annual carnival. Each year, the school needs 2b+18 balloons for carnival decorations, where b is the number of booths. Elmview has 12 booths planned for the carnival this year. How many balloons does the school need to decorate for the carnival this year? Write your answer as a whole number or decimal.
Answer:
Step-by-step explanation:
Balloons = B
b = booths = b
Formula
B = 2b + 18
B = 2 *12 + 18
B = 24 + 18
B = 42
Balloons needed = 42
(2x + 3) (3x − 2) + (3 - 4x) (2x + 3) - 4x²+9 is equivalent to which of the following expressions?
Answer:
Step-by-step explanation:
(2x + 3)(3x - 2) + (3 - 4x)(2x + 3) - 4x² + 9 FOIL the first and second set of parentheses.
6x² - 4x + 9x - 6 + 6x + 9 - 8x² - 12x - 4x² + 9 Combine like terms
-6x² - x + 12 Factor.
(-3x + 4)(2x + 3)
what is the solution to the equation:
5(n - 1/10) = 1/2
a. n= 13/5
b. n= 3/25
c. n= 0
d. n= 1/5
\( \sf \longrightarrow \: 5 \bigg( \: n - \frac{1}{10} \bigg) = \frac{1}{2} \\ \)
\( \sf \longrightarrow \: 5 \bigg( \: \frac{n}{1} - \frac{1}{10} \bigg) = \frac{1}{2} \\ \)
\( \sf \longrightarrow \: 5 \bigg( \: \frac{10 \times n - 1 \times 1}{1 \times 10} \bigg) = \frac{1}{2} \\ \)
\( \sf \longrightarrow \: 5 \bigg( \: \frac{10n - 1}{ 10} \bigg) = \frac{1}{2} \\ \)
\( \sf \longrightarrow \: \: \frac{50n - 5}{ 10} = \frac{1}{2} \\ \)
\( \sf \longrightarrow \: \: 2(50n - 5) =1(10) \\ \)
\( \sf \longrightarrow \: \: 2(50n - 5) =10 \\ \)
\( \sf \longrightarrow \: \: 100n - 10=10 \\ \)
\( \sf \longrightarrow \: \: 100n =10 + 10\\ \)
\( \sf \longrightarrow \: \: 100n =20\\ \)
\( \sf \longrightarrow \: \:n = \frac{2 \cancel{0}}{10 \cancel{0}} \\ \)
\( \sf \longrightarrow \: \:n = \frac{1}{5} \\ \)
Answer:-
Answer:- D) n = ⅕ ✅To solve the equation \(\sf 5(n - \frac{1}{10}) = \frac{1}{2} \\\) for \(\sf n \\\), we can follow these steps:
Step 1: Distribute the 5 on the left side:
\(\sf 5n - \frac{1}{2} = \frac{1}{2} \\\)
Step 2: Add \(\sf \frac{1}{2} \\\) to both sides of the equation:
\(\sf 5n = \frac{1}{2} + \frac{1}{2} \\\)
\(\sf 5n = 1 \\\)
Step 3: Divide both sides of the equation by 5 to isolate \(\sf n \\\):
\(\sf \frac{5n}{5} = \frac{1}{5} \\\)
\(\sf n = \frac{1}{5} \\\)
Therefore, the solution to the equation \(\sf 5(n - \frac{1}{10})\ = \frac{1}{2} \\\) is \(\sf n = \frac{1}{5} \\\), which corresponds to option (d).
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♥️ \(\large{\underline{\textcolor{red}{\mathcal{SUMIT\:\:ROY\:\:(:\:\:}}}}\)
Slope-intercept equation from graph
I can't seem to to understand this. Please help!
Answer:
it call enlargement and similarities and for the boxes they are showing u that u will work for scale factor and it with the boxes
Pablo used a total of 5 3/4 gallons of gas while driving his car. Each hour he was driving, he used 5/6 gallons of gas. What was the total number of hours he was driving? Write your ans
Never mind i got it!
Answer:
OOk
Step-by-step explanation:
please answer this! (from khan academy 6th grade math)
Answer:
(-5, -7) and the x-axis
Step-by-step explanation:
when looking for a point that is 7 points away, we are looking for a difference of 7 in either the x-value or the y-value.
[remember: a point is written as (x, y) ]
We know that the x-value is -7, meaning that it is 7 units under the x-axis (meaning that it is 7 units away)
We know that our point, (2 , -7) has the same y-value as (-5, -7), so we are looking for a change in x. The difference (which is the change) between:
-5 and 2 is 7
(2 - (-5) = 2 + 5 = 7)
so, both the x-axis and the point (-5, -7) are 7 units away from (2, -7)
(the other point (-7, 7) is not near (2 , -7) at all--they have a larger difference on both the y-values, the x-values, and the length of if you made a diagonal line)
(I've attached an image to help you visualize what we're doing)
hope this helps!!
The alphabet of a fictionary tribe consists of three letters: A, O and M. Any combination of no more than four of these letters is considered a word. How many words are does this tribe's language have?
Answer:
120 different words
Step-by-step explanation:
The max longest word has 4 letters
So the word can consist of 1 letter. The number of such wordds is 3 (A,O or M)
The word can consist also of 2 letters ( letters can be repeated in the word-
the word like AA or MM are possible). The number of such words is 3*3=9
The word can consist also of 3 letters ( letters can be repeated in the word-
the word like AMA or MMM are possible). The number of such words is 3*3*3=27
The word can consist also of 4 letters ( letters can be repeated in the word-
the word like AAAA or MAOM are possible). The number of such words is 3*3*3*3=81
So total number of words is 3+9+27+81=120
find the volume if the cylinder. round to the nearest tenth if nessesary.
A. 627.5m^3.
B. 843.4m^3.
C. 986.4^3.
D. 1017.9n^3
BOWLING The cost for Nobu to go bowling is $4 per game plus an additional flat fee of $3.50 for the rental of bowling shoes. The cost can be modeled by the function f(x)=4x+3.5, where x represents the number of games bowled. Describe the graph of g(x) as it relates to f(x) if Nobu does not rent bowling shoes.
g(x) = , 1 of 3.
Select Choice
, which is the translation of f(x) , 2 of 3.
Select Choice
units , 3 of 3.
Select Choice
The graph of g(x) = 4x, is the translation of f(x) by subtracting 3.5 units, 2 of 3.
What is a graph?A graph can be defined as a pictorial representation or a diagram that represents data or values.
The cost can be modeled by the function f(x)=4x+3.5, where x represents the number of games bowled.
As per the given question, the required solution would be as:
g(x) = 4x , is the translation of f(x) by subtracting 3.5 units, 2 of 3.
The graph of g(x) would be identical to the graph of f(x), but shifted 3.5 units downward, 3 of 3.
This is because the flat fee for the rental of bowling shoes is not present in the function g(x), so the y-intercept of the graph would be at (0,-3.5) instead of (0,0) in f(x) function.
The slope and the shape of the function will remain the same.
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What is the horizontal distance between points A(-2.5, -1.5) and
B(-0.5, -1.5)
Answer:
2 points
Step-by-step explanation:
The horizontal distance between points A(-2.5, -1.5) and B(-0.5, -1.5) is 2.
What is coordinate plane?A coordinate plane is a two-dimensional surface formed by two number lines. It is formed when a horizontal line (the X-axis) and a vertical line (the Y-axis) intersect at a point called the origin. The numbers on a coordinate grid are used to locate points.
The given coordinate points are A(-2.5, -1.5) and B(-0.5, -1.5).
Here, the horizontal distance is 2 units
Therefore, the horizontal distance between points A(-2.5, -1.5) and B(-0.5, -1.5) is 2.
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The side of a triangle are in the ratio 4:4:3 what kind of triangle is it (b) calculate the smallest angle of the triangle to the nearest degree
The smallest angle of the equilateral triangle is 60 degrees
If the sides of a triangle are in the ratio 4:4:3, it implies that the lengths of the sides are proportional.
To determine the type of triangle, we examine the side lengths. Since all three sides are equal in length, we have an equilateral triangle.
For an equilateral triangle, all angles are equal. To calculate the smallest angle, we divide the total sum of angles in a triangle (180 degrees) by the number of angles, which is 3:
Smallest angle \(= \frac{180}{3} = 60\)\) degrees.
Therefore, the smallest angle of the equilateral triangle is 60 degrees (to the nearest degree).
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Refers to the use of communication messages that demonstrate confidence, dominance, and forcefulness to achieve personal goals
The term that refers to the use of communication messages that demonstrate confidence, dominance, and forcefulness to achieve personal goals is "assertiveness".
Assertiveness is a communication style that involves expressing one's opinions, needs, and feelings in a clear and respectful manner, while also respecting the opinions, needs, and feelings of others. It involves standing up for oneself and being confident in one's abilities, while also being open to feedback and willing to compromise when necessary. Assertiveness can be an effective communication style in many situations, as it allows individuals to communicate their needs and achieve their goals while also maintaining positive relationships with others.
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