Answer:
C = - 4
Step-by-step explanation:
C-12 = - 16
C = - 16+12
C=-4
*negetive bring to another side is positive
the function f(x)=sin(x) is graphed on the domain (0,2pi) which statement is true about its leftmost point where x=0?
we have the function
f(x)=sinx
interval [0,2pi]
see the graph below to better understand the problem
The point is an x-intercept
Option AFind the side length of a cube with a volume of 141 f3 If necessary, round your answer to the nearest tenth.
The side length of the cube is 5.6 feet (rounded to the nearest tenth).
We can calculate the side length of a cube with a volume of 141 cubic feet using the formula for cube volume , which is \(V = s^3\), where V is the volume and s is the side length.
We can calculate s by taking the cube root of both sides of the equation:
\(s = (V)^{(1/3)\)
Substituting V = 141, we get:
\(s = (141)^{(1/3)\)
By using a calculator to evaluate this expression, we may determine:
s ≈ 5.6
As a result, the cube's side length is roughly 5.6 feet (rounded to the closest tenth). This indicates that if we increase the side length by three, it will become longer. (\(s^3\)), we will get the volume of the cube, which is 141 cubic feet.
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Rashawn knows the multiplications 6x4 and 2x4. How can he use their products to find 8x4?
Answer:
Since 6x4=24
and
2x4=8,
we can tell that these answers are common multiples of 8, and so 24 plus 8 equals 32.
Step-by-step explanation:
8x4=32
One -tenth of books are picture books 2/10 are story books and half are science fiction and remainings are encyclopaedia what fraction are encyclopaedia
Answer:
1/5 of books are encyclopediaStep-by-step explanation:
Remaining fraction:
1 - (1/10 + 2/10 + 5/10) = 1 - 8/10 = 2/10 =1/51/5 of books are encyclopedia
Answer:
Let the total fraction of books be 1, then;
\(1 - ( \frac{1}{10} + \frac{2}{10} + \frac{1}{2} ) \\ 1 - ( \frac{(1 + 2 + 5)}{10} ) \\ (1 - \frac{8}{10}) = \frac{(10 - 8)}{10} \\ \frac{2}{10} = \boxed{ \frac{1}{5} }\)
Therefore, 1/5th of the books are encyclopaedia.Which of the following pairs of values are NOT equal in a normal distribution curve?
The mean, median, and mode of a completely normal distribution will all have the same value, represented graphically by the top of the curve. The correct option is C.
What is a normal distribution?The mean, median, and mode of a completely normal distribution will all have the same value, represented graphically by the top of the curve. The normal distribution is often known as the bell curve because the probability density graph resembles a bell.
The option that is not true for the normal distribution is the value of the mean and the height of the density curve at its lowest are not equal.
Hence, the correct option is C.
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Find the area of the shaded portion in the equilateral triangle with sides 6. Show all work for full credit.
(Hint: Assume that the central point of each arc is its corresponding vertex.)
The area of the shaded portion in the equilateral triangle with sides 6 is 9√3 - 36π.
To find the area of the shaded portion in the equilateral triangle, we need to determine the area of the three arcs and subtract it from the area of the equilateral triangle.
First, let's find the area of one arc. Each arc has a radius equal to the length of the side of the equilateral triangle, which is 6. The formula for the area of a sector is A = (θ/360)πr², where θ is the central angle in degrees.
In an equilateral triangle, each interior angle measures 60 degrees, so the central angle of the arc is 120 degrees (360 degrees divided by 3). Plugging these values into the formula, we get A_arc = (120/360)π(6)² = (1/3)π(6)² = 12π.
Since there are three identical arcs, the total area of the arcs is 3 times the area of one arc, which is 3(12π) = 36π.
Now, let's find the area of the equilateral triangle. The formula for the area of an equilateral triangle is A_triangle = (√3/4)s², where s is the length of a side.
Plugging in the value of the side length, we have A_triangle = (√3/4)(6)² = (√3/4)(36) = 9√3.
Finally, we subtract the area of the arcs from the area of the equilateral triangle to find the shaded portion's area: A_shaded = A_triangle - A_arc = 9√3 - 36π.
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How do we prove by contrapositive that if n is an integer and n^3+5 is odd, then n is even?
To prove by contrapositive, we need to show that if n is odd, then n^3+5 is even.
The contrapositive of the original statement is logically equivalent to the original statement. if we can prove the contrapositive, then we have also proven the original statement.
Proof by contrapositive:
Assume that n is an odd integer, which means that n can be written in the form n = 2k + 1, where k is an integer.
Then, n^3+5 = (2k+1)^3 + 5
= 8k^3 + 12k^2 + 6k + 1 + 5
= 8k^3 + 12k^2 + 6k + 6
We can factor out a 2 from the last two terms of this expression:
n³ + 5 = 2(4k³ + 6k²)
Since 4k³ + 6k² + 3k + 3 is an integer, we can see that n³ + 5 is an even integer, which means that n is even by definition.
we have proven that if n is an integer and n³ + 5 is odd, then n is even by contrapositive.
n^3+5 = 2(4k^3 + 6k^2 + 3k + 3)
Since 4k^3 + 6k^2 + 3k + 3 is an integer, n^3+5 is even.
we have shown that if n is odd, then n^3+5 is even, which is the contrapositive of the statement we were asked to prove.
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How many hours will it take them to be 400 miles apart?
Step-by-step explanation:
50 miles per hour, how long will it take before that train meets THE Other train, going from B to A, at a speed
It is approximately 100,000,000 miles from the earth to the sun it is approximately 200,000 miles from the earth to the moon approximately how much farther is the earth and the sun from the earth to the moon
The earth and the sun is 500 times farther form the earth and the moon.
What is a scale factor?The scale factor defines a variable in a ratio of two different measurements.
Sometimes drawings of large models are represented in a scale factor of a smaller unit.
Given, The distance between the sun and the moon is 100,000,000 miles.
And the distance from the earth to the moon is 200,000.
Therefore, The earth and the sun is (100000000/200000) miles farther from the earth and the moon.
= 500 times farther.
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You spin each spinner and find the sum. How many different sums are possible?
these are the spinners:
The different sums are possible are 18.
As, the number of different sums possible is given by the equation:
Number of different sums = n x m
In other words, we multiply the number of outcomes for the first spinner by the number of outcomes for the second spinner to get the total number of unique sums.
So, the different sums are possible
= 2 x 3 x 3
= 18
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PLS HELP I WILL MARK YOU BRAINLIEST!!!! The table represents some points on the graph of an exponential function.
Which function represents the same relations?
====================================================
Explanation:
When x = 0, we have y = 18. The y intercept value is 18. This is the initial value, and it's the value of 'a' in the equation below
y = a*b^x
The value of b is tied to the growth or decay rate, depending on if b > 1 or if 0 < b < 1 respectively.
In this case, we have growth due to y increasing as x increases. They increase together.
When x increases by 1 like this, the value of b can be determined by dividing any y term over its previous value. So for instance, we can say b = 21.6/18 = 1.2 or we could say b = 25.92/21.6 = 1.2
Then note how 1.2 = 6/5, which means b = 6/5
Therefore, y = a*b^x becomes y = 18(6/5)^x
--------------
We can confirm this equation by plugging in x values from the table and we should get the y values, or f(x) values, listed
Example: plug in x = 0 to find that
y = 18(6/5)^x
y = 18(6/5)^0
y = 18(1)
y = 18 which matches
Then try x = 1
y = 18(6/5)^x
y = 18(6/5)^1
y = 18(1.2)
y = 21.6 that also matches
I'll let you confirm the other x values.
What is the value of x? A pair of intersecting lines is shown. The angle above the point of intersection is labeled left parenthesis 7 x minus 8 right parenthesis degrees. The angle directly opposite below the point of intersection is labeled left parenthesis 6 x plus 11 right parenthesis degrees. (1 point)
A –19
B 125
C 19
D 55
The value of x in the angles is 19.
How to find angles in intersecting lines?When lines intersect, angle relationships are formed such as vertically opposite angles, adjacent angles etc.
Therefore, let's find the value of x in the intersecting lines.
Hence,
7x - 8 = 6x + 11 (vertically opposite angles)
Vertically opposite angles are congruent and they share the same vertex point.
Hence,
7x - 8 = 6x + 11
subtract 6x from both sides of the equation
7x - 8 = 6x + 11
7x - 6x - 8 = 6x - 6x + 11
x - 8 = 11
add 8 to both sides of the equation
x - 8 + 8 = 11 + 8
x = 19
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write out the sample space for the given experiment. use the following letters to indicate each choice: w for white, o for orange, y for yellow, c for cherry, e for ebony, and m for maple.while renovating your house, you have a choice of paint colors for your game room: white, orange, or yellow. you also have the following options for the finish on your entertainment center: cherry, ebony, or maple.
The Sample space would be
{(w,c), (w,e), (w,m), (o, c) (o,e), (o,m), (r,c), (r,e), (r,m)}
According to the question,
Colors for room are { w, o,r}
Entertainment center would be { c, e, m}
A set that consists of all possible outcomes and the result from a random experiment( real or conceptual) is called a sample set. The experiment of tossing a coin results in either of two possible outcomes; a head (H) or a tail (T). The sample space for this experiment is S= {H, T}. If we take a sample space by tossing two coins the result would be S={HH, HT, TH, TT}.
So, the Sample space would be
{(w,c), (w,e), (w,m), (o, c) (o,e), (o,m), (r,c), (r,e), (r,m)}
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How many six letter passwords can be made using the letters a through Z if repetition of letters is allowed
Answer:
308915776 six-letter passwords are possible with repetitions
Step-by-step explanation:
Since repetition is allowed, this means there are 26 possible choices for the first letter of the password, 26 possible choices for the second letter of the password, and so on until the sixth letter.
This can be represented as 26^6=308915776
With repetition 26⁶ passwords can be formed using the letters A to Z taken six at a time.
What are permutation and combination?A permutation is an arrangement of things where order matters, AB and BA are two different permutations.
The combination is a selection of things where order does not matter, AB and BA are the same combinations.
Given, The six letter passwords are formed using the letters A through Z
with repetition is Nⁿ, Where N is the total number of letters and n is is the number of letters taken at a time.
Therefore it would be,
= 26⁶ passwords.
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In this swimming pool design, explain how to find the area of the pool's surface.
Answer:
Find the area of the rectangle. Then, find the area of the circle. The diameter is given, so take half that to get the radius. Multiply the area of the circle by half. Subtract the area of the half circle from the area of the rectangle.
Step-by-step explanation:sample
Apply Euclid algorithm to find HCF of number 4052 and 420
Answer:
ANSWER 4
Step-by-step explanation:
the hcf is 420 and then u say 2x2=4 simple
Given mn, find the value of x.
Answer:
x = 23
Step-by-step explanation:
You have to find where they are equal because the angle will be the same.
8x - 27 = 7x + 4
x = 23
The value of x is equal to 23°
What are line and angles?Lines are straight and have negligible depth or width. There are a variety of lines you will learn about, such as perpendicular lines, intersecting lines, transversal lines, etc. An angle is a figure in which two rays emerge from a common point. You may also come across alternate and corresponding angles in this field.
Given here, Two corresponding angles thus they must be equal
Thus 8x-27=7x-4
x= 23°
Hence, The value of x is equal to 23°
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neX + 6Let f(x) = 3x - 6, h(x) =3frEvaluate (f o h)(6).The composite function (f o h) evaluated at x = 6 is, (foh)(6) =
first we make (foh)(x)
\(foh(x)=3(\frac{x+6}{3})-6\)simplify
\(\begin{gathered} foh(x)=x+6-6 \\ foh(x)=x \end{gathered}\)now replace x=6
\(foh(6)=(6)\)So, the composite function (foh) evaluated at x=6 is,(foh)(6)=6
write 52 As a product of prime factors
Determine the quotient of 1 and 3 over 4 divided by 2 over 5 . (2 points)
Answer:
4.375
Step-by-step explanation:
yvgyvnbvtyuvhStep-by-step explanation:
h7iuhouy7gujh
Type the correct answer in the box.
A railroad construction team wants to calculate an equation to ensure they set a second railroad track parallel to the first. The equation
that describes the first railroad track is y = 3z 9. The second railroad track goes through the point (2,9).
What is the equation, in slope-intercept form, of the second railroad track?
Then the linear equation for the second railroad track is:
y = 3*x + 3
What is the equation, in slope-intercept form, of the second railroad track?We know that the equation will be parallel to the line:
y = 3x + 9
Remember that two lines are parallel if the lines have the same slope, then the other linear equation is something like:
y = 3x + b
To find the value of b we use the fact that the line passes through (2, 9), this means that:
9 = 3*2 + b
9 - 6 = b
3 = b
Then the linear equation for the second railroad track is:
y = 3*x + 3
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Answer: Y+3x+3 your welcome
Step-by-step explanation:
dont worry bout allat
Mr. Ahamad's science class is studying blood types. The table below shows the probability that a person living in the US has a particular blood type.
The probability that the three randomly selected students will have blood types A, B and AB is given as follows:
0.00164 = 0.164%.
How to calculate a probability?The parameters that are needed to calculate a probability are listed as follows:
Number of desired outcomes in the context of a problem or experiment.Number of total outcomes in the context of a problem or experiment.Then the probability is calculated as the division of the number of desired outcomes by the number of total outcomes.
Hence the probability for this problem is calculated as follows:
41/100 x 1/10 x 1/25 = 0.00164 = 0.164%.
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What is x3+y3+z3? I need help please.
x^3 + y^3 + z^3
Cannot be fully factored because it is already in it's most simplistic form.
But, I can halfway factor it, which is
(x+y+z)^3 - 3( yx^2 + zx^2 + xz^2 + yz^2 + xy^2 + zy^2 + 2xyz )
Which expressions are equivalent to
5^2/5^8
factor: x^2-36 I need help( i Don't know how to factor)
ANSWER
\((x+6)(x-6)\)EXPLANATION
We want to factor the expression given:
\(x^2-36\)To do this, we use the difference of two squares method:
\(a^2-b^2=(a+b)(a-b)\)Therefore, we have:
\(\begin{gathered} x^2-36 \\ x^2-6^2 \\ \Rightarrow(x+6)(x-6) \end{gathered}\)That is the answer.
A right triangle has a hypotenuse with length 6 ft and a leg of length 3.4 ft.
What is the length of the other leg of the right triangle?
Enter the answer, rounded to the nearest hundredth.
Answer:
The answer is 4.94, rounded.
Step-by-step explanation:
The pythagorean theorem is : a^2+b^2=c^2
Inserting our numbers:
3.4^2+b^2=6^2
We can find 'B' by finding the other two numbers and subtracting 'A', from 'C'.
3.4*3.4= 11.56
6*6= 36
36-11.56= 24.44
Then, find the root of the difference
√24.44
4.94368283772...
Then round, and you have your answer!
4.94
Divide 17.9 by 2.38. Round your answer to the nearest tenth.
7.5
0.7
0.8
7.6
Answer:
7.5
Step-by-step explanation:
7.52100840336
Consider parallelogram QRST below. Use the information given in the figure to find m
The missing values are
<UTQ = 41 degree
x= 1
<UQT = 47 degree
We have a parallelogram QRST.
We know that the opposite sides of the parallelogram is equal and parallel then
QR || ST
QT || SR
Then, <SRT = <RTQ (<UTQ) (alternate Interior Angle)
<UTQ = 41
Similarly, <UQT = <SRQ = 47
Now, RU = UT
2x + 1= 3
2x = 2
x= 1
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Find the sum of the first 8 terms of the fallowing sequence?
3,15,75,375 …
Answer:
\( \frac{3( {5}^{8} - 1) }{5 - 1} = 292968\)
A map scale reads: 2 inches = 25 miles. Which distance does 6 inches representa
150 miles
200 miles
5 miles