A rectangular prism is a three-dimensional shape with six faces, all of which are rectangles. The volume of a rectangular prism can be found by multiplying the length, width, and height of the prism.
In this case, Sam's box has a height of 1/6 inches, a width of 1/3 inches, and a length of 1/2 inches. To find the volume, we need to multiply these three dimensions:
(1/6) x (1/3) x (1/2) = 1/36 cubic inches.
Therefore, the volume of Sam's box is 1/36 cubic inches, which is an improper fraction because the numerator is greater than the denominator.
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Find the equation of the line through (-3,-4) perpendicular to the graph of r - 2y = 5. Please give your answer in the form y = mx +b. (you must find m and b here, using the slope and the given point.
The slope of the required line is -2 and the y-intercept of the required line is -10, giving the equation of the required line as \(y = -2x - 10.\)
Given the equation of the line: r - 2y = 5.Since the equation is not given in the form y = mx + b, we have to convert it to that form. Therefore, r - 2y = 5⇒ r = 2y + 5.Dividing both sides of the equation by 2, we get, y = (1/2)r - 5/2Comparing the given equation with y = mx + b, we get m = 1/2, b = -5/2.
Now, the given line is: y = (1/2)r - 5/2Since we need to find the equation of the line that is perpendicular to the given line, we need to find the slope of the line that is perpendicular to the given line. The slope of the given line is m = 1/2. The slope of the line that is perpendicular to this line is the negative reciprocal of 1/2.
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3^2x5^2x2x5^35^5 please help
Answer:
2×3^2×5^10
Step-by-step explanation:
We presume you want the simplified product ...
3^2×5^2×2×5^3×5^5
The applicable rule of exponents is ...
(a^b)(a^c) = a^(b+c)
The bases are 2, 3, 5. The exponent of 2 is 1; the exponent of 3 is 2; the exponents of 5 are 2, 3, 5, so those get added.
= 2×3^2×5^(2+3+5)
= 2×3^2×5^10
_____
= 175,781,250
Use what you know about addition and subtraction of polynomials to find the missing term represented by the question mark in each equation. (â€""4x2 6x 3) (8x 5 ?) = 2x2 14x 8 ? = (â€""b3 3b2 8) â€"" (? â€"" 5b2 â€"" 9) = 5b3 8b2 17 ? =
According to the given statement the value for:
A. = 6x²
B. = 6x³
What do you mean by Polynomials?An expression that only uses the same operations of addition, subtraction, multiplication, and non-negative integer exponentiation of factors is said to be a polynomial. It consists of indeterminates and coefficients. x²+4x + 7 is an illustration of a polynomial of one uncertain x.
According to the given data:Polynomials are added by combining like terms.
We can see that adding 6 and 8 together yields 14, and adding 3 and 5 together yields 8.
We also understand that adding something to -4x² yields 2x². We deduct to obtain the value that is missing:
2x²-(-4x²) = 2x²+4x² = 6x².
Similarly for the second equation on solving we get:
Polynomials are added by combining like terms.
We also understand that adding something to -b³ yields 5b³. We deduct to obtain the value that is missing:
5b³-(-b³) = 5b³+ b³ = 6x³.
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I understand that the question you are looking for is:
Use what you know about addition and subtraction of polynomials to find the missing term represented
by the question mark in each equation.
(-4x² + 6x + 3) + (8x + 5 + ?) = 2x² + 14x + 8
? =
(-b³ + 3b2 + 8) – (? - 562 - 9) = 5b³ + 8b2 + 17
? =
the equation ax equals b is referred to as a vector equation. (true or false)
False. The equation "ax = b" is not referred to as a vector equation. In linear algebra, the equation "ax = b" represents a system of linear equations.
Where "a" is a matrix, "x" is a vector of variables, and "b" is a vector of constants. This equation is commonly known as a matrix equation.
A vector equation, on the other hand, involves vectors on both sides of the equation. It typically represents geometric relationships, such as lines or planes in space. A vector equation might have the form "v = su + tv," where "v," "u," and "v" are vectors, and "s" and "t" are scalars.
The equation "ax = b" is different because it involves matrix multiplication, where the matrix "a" operates on the vector "x" to produce the vector "b." The matrix "a" represents the coefficients of the system of linear equations, while "x" represents the unknown variables, and "b" represents the constant terms.
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.The seventh grade math classes are going on a field trip. The field trip will cost $5 per student. Write an expression to find the cost of the field trip for s students. What is the total cost if 25 students go on the trip?
Answer:
5 x S = M (S=Students, M = money); 5 x 25 = 100
Ligers are a cross between lions and tigers. They exist only in zoos because lions and tigers do not live together in the wild.
Which is a reason why lions and tigers are considered separate species?
Lions and tigers do not look alike.
Ligers cannot reproduce.
Lions and tigers cannot reproduce.
Ligers are found only in zoos.
Answer:
b Ligers can't reproduce.
Step-by-step explanation:
just took the text
Answer:
its B
Step-by-step explanation:
its 100% sure
A rectangular room is 20 feet by 12 feet. A scale drawing of the room has a perimeter of 16 inches. How many feet in the actual room is a distance of 2 inches in the scale drawing?
A distance of 2 inches in the scale drawing represents 8 feet in the actual room.
let's first find the scale factor of the scale drawing. The actual room has a perimeter of 2(20 ft + 12 ft) = 64 feet. The scale drawing has a perimeter of 16 inches. Since there are 12 inches in a foot, we convert the perimeter of the actual room to inches: 64 ft × 12 in/ft = 768 inches.
Now, we find the scale factor by dividing the scale drawing's perimeter by the actual room's perimeter in inches: 16 in / 768 in = 1/48. This means that each inch in the scale drawing represents 48 inches (or 4 feet) in the actual room.
Since 2 inches on the scale drawing represents a certain distance in the room, we multiply 2 in by the scale factor (1/48) and convert to feet: 2 in × (1/48) × 12 in/ft = 8 ft.
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The change in position from the shaded figure to the unshaded figure is best described as a __________.
a.
reflection
c.
translation
b.
transversal
d.
rotation
Please select the best answer from the choices provided
A
B
C
D
The change in position from the shaded figure to the unshaded figure is best described as a translation.
What is a translation transformation?A translation transformation is such that the entire shape is copied and then this copy is moved to another part of the graph.
In a translation, the size of the shape does not change. Other things that don't change include the orientation of the shape. It remains the exact same, but in a new location.
The shape, size and orientation of the shaded figure is the same as the unshaded figure so this is a translation.
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pesky children keep playing in Maya's yard. She wants to put a fence around her yard to keep those rebel rousers out. Her front lawn is 50 ft wide and 20 ft deep. She only wants to fence two sides and front, since the 4th side is her house. How many feet deep of fencing does she need?
Answer:
90
Step-by-step explanation:
50+20+20=90
pls vote me brainliest i need the points.
Each histogram represents a set of data with a median of 29.5. Which set of data most likely has a mean that is closest to 29.5?
A graph shows the horizontal axis numbered 9 to 48. The vertical axis is numbered 1 to 5. The graph shows an upward trend from 1 to 33 then a downward trend from 33 to 45.
A graph shows the horizontal axis numbered 15 to 48. The vertical axis is numbered 1 to 5. The graph shows an upward trend from 1 to 30 then a downward trend from 30 to 45.
A graph shows the horizontal axis numbered 12 to 56. The vertical axis is numbered 2 to 8. The graph shows an upward trend from 1 to 32 then a downward trend from 32 to 56.
A graph shows the horizontal axis numbered 15 to 54. The vertical axis is numbered 1 to 5. The graph shows an upward trend from 1 to 24, a downward trend from 24 to 27, an upward trend from 27 to 30, a downward trend from 30 to 39, an upward trend from 39 to 45, a downward trend from 45 to 48, then an upward trend from 48 to 51.
To determine which set of data most likely has a mean closest to 29.5, we need to analyze the shape and position of the histograms in relation to the value 29.5.
Looking at the histograms described:
The first histogram ranges from 9 to 48, and the upward trend starts from 1 and ends at 33, followed by a downward trend. This histogram suggests that there may be values lower than 29.5, which would bring the mean below 29.5.
The second histogram ranges from 15 to 48, with an upward trend from 1 to 30 and then a downward trend. Similar to the first histogram, it suggests the possibility of values lower than 29.5, indicating a mean below 29.5.
The third histogram ranges from 12 to 56, and the upward trend starts from 1 and ends at 32, followed by a downward trend. This histogram covers a wider range but still suggests the possibility of values below 29.5, indicating a mean below 29.5.
The fourth histogram ranges from 15 to 54 and exhibits multiple trends. While it has fluctuations, it covers a wider range and includes both upward and downward trends. This histogram suggests the possibility of values above and below 29.5, potentially resulting in a mean closer to 29.5.
Based on the descriptions, the fourth histogram, with its more varied trends and wider range, is most likely to have a mean closest to 29.5.
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Which statement shows how the product of (x 3)2 demonstrates the closure property of multiplication? x2 9 may or may not be a polynomial x2 6x 9 may or may not be a polynomial x2 9 is a polynomial x2 6x 9 is a polynomial.
The product of (x + 3)² demonstrates the closure property of multiplication. \(\rm x^{2} + 6x + 9\) is a polynomial. Option D is correct.
What is polynomial?Polynomial is an algebraic expression that consists of variables and coefficients. Variable are called unknown. We can apply arithmetic operations such as addition, subtraction, etc. But not divisible by variable.
What is the closure property of multiplication?A set is closed under an operation when we do that operation on the member of the set and we always get a set member.
Given
An expression is (x + 3)²
On simplifying, we have
\(\rm (x + 3)(x + 3)\\\\x (x + 3) + 3 (x + 3)\\\\x^{2} +3x +3x +3^2\\\\x^{2} +6x + 9\)
Thus, \(\rm x^{2} + 6x + 9\) is a polynomial.
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Answer:
Option D
Step-by-step explanation:
Which expressions represent the derivative of the function y = f(x) ? Select all that apply.A) lim X-0 f(x + h) - f(x) h dy dx l'(x) O S(x) + f(h) xth dh dx lim 10 f(x) + f(h) x+h O f(x + h) - f(x) h lim 1-0 F(x +h)-f(x) h
The expressions that represent the derivative of the function y = f(x) are:
- dy/dx
- f'(x)
- lim(h→0) [f(x+h) - f(x)]/h
- lim(h→0) [f(x) - f(x-h)]/h
So, the correct options are:
- dy/dx
- f'(x)
- lim(h→0) [f(x+h) - f(x)]/h
- lim(h→0) [f(x) - f(x-h)]/h
Option (C) and option (D) are the same expressions, just with a different notation.
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there are 8 members of a club. you must select a president, vice president, secretary, and a treasurer. how many ways can you select the officers?
There are 1,680 different ways to select the officers for your club.
To determine the number of ways you can select officers for your club, you'll need to use the concept of permutations.
In this case, there are 8 members and you need to choose 4 positions (president, vice president, secretary, and treasurer).
The number of ways to arrange 8 items into 4 positions is given by the formula:
P(n, r) = n! / (n-r)!
where P(n, r) represents the number of permutations, n is the total number of items, r is the number of positions, and ! denotes a factorial.
For your situation:
P(8, 4) = 8! / (8-4)! = 8! / 4! = (8 × 7 × 6 × 5 × 4 × 3 × 2 × 1) / (4 × 3 × 2 × 1) = (8 × 7 × 6 × 5) = 1,680
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A balloon rises at a rate of 3 meters/sec from a point on the ground 30 meters from an observer. Find the rate of change of the angle of elevation of the balloon from the observer when the balloon is 30 meters above the ground.
The rate of change of the angle of elevation of the balloon from the observer when the balloon is 30 meters above the ground is 0.05 radians per second.
To find the rate of change of the angle of elevation of the balloon from the observer, we can use trigonometry. Let's denote the distance between the observer and the point directly below the balloon as 'x', the height of the balloon above the ground as 'h', and the angle of elevation as 'θ'.
Given:
Rate of change of the height of the balloon (h) = 3 meters/sec
Distance between the observer and the point directly below the balloon (x) = 30 meters
Height of the balloon above the ground (h) = 30 meters
To find the rate of change of the angle of elevation (dθ/dt), we need to determine the relationship between the variables x, h, and θ.
From the right triangle formed by the observer, the point below the balloon, and the balloon itself, we can write the following trigonometric relationship:
tan(θ) = h / x
To find the rate of change of the angle of elevation, we need to differentiate this equation with respect to time (t):
d/dt(tan(θ)) = d/dt(h / x)
Using the quotient rule, the left side becomes:
(sec^2(θ)) * (dθ/dt) = (1/x) * (dh/dt)
Now, let's substitute the given values:
sec^2(θ) = (h^2 + x^2) / x^2
dh/dt = 3 meters/sec
h = 30 meters
x = 30 meters
Plugging in these values and rearranging the equation, we can solve for dθ/dt:
(sec^2(θ)) * (dθ/dt) = (1/x) * (dh/dt)
(sec^2(θ)) * (dθ/dt) = (1/30) * (3)
(sec^2(θ)) * (dθ/dt) = 0.1
Since sec^2(θ) is always positive, we can divide both sides of the equation by sec^2(θ):
dθ/dt = 0.1 / sec^2(θ)
Now, we need to find the value of sec^2(θ) when the balloon is 30 meters above the ground. Let's denote this value as sec^2(θ_0).
In the right triangle, when the balloon is 30 meters above the ground, we have:
sec^2(θ_0) = (h^2 + x^2) / x^2
sec^2(θ_0) = (30^2 + 30^2) / 30^2
sec^2(θ_0) = (900 + 900) / 900
sec^2(θ_0) = 2
Now, we can substitute this value back into the equation for dθ/dt:
dθ/dt = 0.1 / sec^2(θ_0)
dθ/dt = 0.1 / 2
dθ/dt = 0.05
Therefore, the rate of change of the angle of elevation of the balloon from the observer when the balloon is 30 meters above the ground is 0.05 radians per second.
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Perry traveled at an average speed of 55 miles per hour for 3.5 hours and then traveled at an average speed of 60 miles per hour for 2.5 hours what was the total distance in miles that perry traveled during this time
the graph shows a probability distribution. which probabilities are equal to 0.3? select each correct answer. p(5≤x≤8) p(x≤3) p(x≥3) p(3≤x≤5)
There is no graph provided for reference, but if the graph shows a probability distribution, then the probabilities that are equal to 0.3 would depend on the specific shape and values displayed on the graph.
Without this information, it is impossible to determine which probabilities are equal to 0.3. Based on the given information, the graph represents a probability distribution. To determine which probabilities are equal to 0.3, you would need to analyze the graph (which is not provided). However, I can explain each term:
1. p(5≤x≤8): This represents the probability that x falls between 5 and 8, inclusive.
2. p(x≤3): This denotes the probability that x is less than or equal to 3.
3. p(x≥3): This signifies the probability that x is greater than or equal to 3.
4. p(3≤x≤5): This indicates the probability that x falls between 3 and 5, inclusive.
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Simplify the quantity negative 7 times a to the 3rd power times b to the negative 3 power end quantity divided by the quantity 21 times a times b end quantity.
The simplified form of the expression \((-7a^3b^{-3})\) / (21ab) is \((-a^2) / (3b^3),\) removing negative exponents and canceling out common factors.
To simplify the given expression, let's break it down step by step.
The expression is:
\((-7a^3b^{-3}) / (21ab)\)
First, we can simplify the numerator by applying the exponent rules.
The negative exponent in the numerator can be rewritten as a positive exponent in the denominator:
\((-7a^3) / (21ab^3)\)
Next, we can simplify the fraction by canceling out common factors in the numerator and denominator. In this case, we can cancel out the common factor of 7:
\((-a^3) / (3ab^3)\)
Now, we can simplify the remaining terms by canceling out the common factor of 'a':
\((-a^2) / (3b^3)\)
Finally, we have simplified the expression to \((-a^2) / (3b^3)\).
In this simplified form, the expression no longer contains negative exponents or common factors in the numerator and denominator.
To summarize, the simplified form of the expression \((-7a^3b^{-3}) / (21ab)\) is \((-a^2) / (3b^3).\)
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Rectangle A and rectangle B are similar. Rectangle A has a width of 5cm and length of 8cm. Rectangle B has a width of 10cm. What is the length of rectangle B?
(with explanation please)
Please answer quick and correctly And im giving brainly
Answer:
10 groups you need to make 200.
mark as brainlist
A box has dimensions of 3ft by 4ft by 2ft. How long is the diagonal of the box?
Step-by-step explanation:
This is kinda like the Pythagorean Theorem with THREE dimensions instead of two
diagonal^2 = 3^2 + 4^2 + 2^2
diagonal = sqrt ( 29) = 5.39 ft
Pls help and pls show your work you can draw
Answer:
length = 30.4
width = 7.6
Use the distributive property to factor the expression below.
54x²y - 12x²y²
Answer: The answer is 6x^2y(9 - 2y)
Step-by-step explanation: I am not completely sure sorry if its wrong
What is the 17th term in the arithmetic sequence an=77+(n-1)(-5)
Answer:
a₁₇ = - 3
Step-by-step explanation:
substitute n = 17 into the nth term rule
a₁₇ = 77 + 16 × - 5 = 77 - 80 = - 3
Whats the answer y’all
The expressions that will give you a difference of 5 are: -3 - (-8) and 1 - (-4).
What is the Difference of Two Expressions?The difference of two expressions is determined by subtracting one from the other.
Find the difference of each of the expressions given to determine which will give us 5.
-3 - (-8)
= -3 + 8
= 5
-2 - 3 = -5 [this is not the same as 5]
1 - (-4)
= 1 + 4
= 5
7 - (-2)
= 7 + 2
= 9
-3 - (-8) and 1 - (-4) will give us a difference of 5.
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Mr. Zakowski's physics class is building a radio. So far, the class has learned that the frequency of a radio wave varies directly as the length of the radio wave. A 750 meter radio wave has a frequency wave of 400 kilohertz. What is the frequency of a radio wave that is 300 meters long?
The frequency of a radio wave that is 300 meters long is 160 kilohertz.
The frequency varies directly with the length.
To solve this problem, we can set up a proportion based on the given information. Let's represent the frequency as f and the length as l.
The frequency varies directly with the length, so write the proportion:
f₁ / l₁ = f₂ / l₂
Where f₁ = 400 kilohertz, l₁ = 750 meters, f₂ is the unknown frequency, and l₂ = 300 meters.
Plugging in the values, we have:
400 / 750 = f₂ / 300
To find f₂, we can cross-multiply and solve for it:
400 * 300 = 750 * f₂
120,000 = 750 * f₂
Dividing both sides by 750:
f₂ = 120,000 / 750
f₂ = 160 kilohertz
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1 Subtracting Fractions
Find the sum of 5
7
and
10
1o
The expression written in equivalent form with common
denominators is
The sum is
Step-by-step explanation:
The question is not properly structured but we can as well find the sum of 5/7 and 10 as shown;
\(\frac{5}{7}+ \frac{10}{1} \\The \ LCM \ is \ 7\\\\= \frac{5(1)+10(7)}{7}\\\\= \frac{5+70}{7}\\\\= \frac{75}{7} \\\\= 10 \frac{5}{7}\)
Hence the expression written in equivalent form of common denominator is \(\frac{5 + 70}{7}\)
The sum is \(10 \frac{5}{7}\)
What is...
2 + 2?
yes this is for easy points
Answer: 4?
Step-by-step explanation: hehe
(is brainliest to much to ask for?) THaNK YOU
Answer:
2+2=4
Thanks for points!! :)
Help please beggin you for help please
Answer:
srry i wish i could help but i cant
Step-by-step explanation:
ashley opened a savings account with $4000 and was paid simple interest at an annual rate of 9%. When ashley closed the account, she was paid $1440 in interest. How long was the account opened for, in years?
Answer:
4 years
Step-by-step explanation:
I=prt
1440=4000(r)0.09
4000r * 0.09 = 1440
divide both sides by 4000 times 0.09
r = 4
I DONT UNDERSTAND HELP WITH ANYTHING YOU CAN
Answer:
I mean I can give you some of my advice on 7 but I'm not too great on the others, but I hope this will help:
Step-by-step explanation:
Okay so on 7 you first need to figure out the amount of people in each grade and then you need to look at the premade answers and try to split it up AND on the total part you need to put how many people all together. If I'm not mistaken, I'm pretty sure there are more right-handed people, then left-handed people on 7th graders.