Answer:
6
12
1
2
Step-by-step explanation:
In 1, is 4. Okay, this a good answer.
Given the function
g(x) = 2x + 4 find 9(2), 9(4), and g(10)
Use the figure to find the angle m
Answer:
Measure of angle M = 41°
Step-by-step explanation:
From the figure attached,
NM ≅ NO [Given]
Therefore, ∠O ≅ ∠M [Opposite angle of the equal sides]
By triangle sum theorem,
m∠O + m∠N + m∠M = 180°
m∠O + m∠N + m∠O = 180° [Since, ∠M ≅ ∠O]
By substituting the values of the given angles,
(4y - 15)° + (7y)° + (4y - 15)° = 180°
(15y - 30) = 180
15y = 210
y = 14
Therefore, m∠M = (4y - 15)°
= 4(14) - 15
= 56 - 15
= 41°
A company has installed a new software to detect spam email. The email spam detector has the following perfomance Given that an ermall is spam, the softwarel indicates that the email is spam with probability 0.95. Given that an email is not spam. the software indicates that the email is spam with probability d.05.The probability that a randomly chosen email is spam is 0.80. you are not familiar with spam emair you can take it to mean junk email Answer questions Q10& Q11 based on this data) Given that the software indicated that an emailis spam, what is email was actually spam? b70 CO.950 d0.987 eCannot be d
A. The probability that the email is actually spam given that the software identified it as spam is 0.95/(0.95+0.05) = 0.95.
A company's spam email detector has a probability of 0.95 to correctly identify an email as spam if it is indeed spam, and a probability of 0.05 to incorrectly label a non-spam email as spam. The probability of an email being spam is 0.80. If the software indicates that an email is spam, the probability that it is actually spam can be calculated.
B. To calculate the probability that an email is actually spam given that the software identified it as spam, we can use Bayes' Theorem. Let A be the event that an email is spam, and B be the event that the software identified the email as spam. We want to find P(A|B), the probability that the email is spam given that the software identified it as spam.
By Bayes' Theorem, P(A|B) = P(B|A)P(A) / [P(B|A)P(A) + P(B|A')P(A')], where A' is the complement of A (i.e., the event that the email is not spam).
We are given that P(B|A) = 0.95, P(B|A') = 0.05, and P(A) = 0.80. To find P(A'), we can use the fact that the probabilities of A and A' add up to 1, so P(A') = 1 - P(A) = 0.20.
Substituting these values into the formula, we get:
P(A|B) = (0.95)(0.80) / [(0.95)(0.80) + (0.05)(0.20)] = 0.95.
Therefore, the probability that the email is actually spam given that the software identified it as spam is 0.95.
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Ryan is riding on a bike course that is 80 miles long. So far, he has ridden 56 miles of the course. What percentage of the course has Ryan ridden so far?
Hi :)
To find percentage, divide 56 by 80 and multiply by 100
To remember this, know that since 56 is of 80, of/number x 100 56/80 x 100
You should get something like 70, which happens to be your answer, 70%
Hope this helps,
Jeron
P.S (brainliest? only if i helped)
Solve 6^x + 2 = 10 for x using the change of base formula log, y = log y log b
The answer for "x" in 6^(x+2) = 10 is -0.715
The logarithm is the inverse function of exponentiation in mathematics. That is, the logarithm of a given integer x is the exponent to which another set number, the base b, must be increased in order to create x.Firstly, we use the change of base formula. The base must be 6 because the "x" variable is a power of it.6^(x+2) = 10Taking a log with base 6 on both the sidesThen, we can use the property logarithm power rule:(x + 2) log6 = log10(x + 2)(1) = (log10)/(log6)x + 2 = 1/log6x + 2 = 1.285x = 1.285 - 2x = -0.715To learn more about logarithm, visit :
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Which decimal is equivalent to
19/4
?
Choose 1 answer:
4.3
4.3
4.75
D
4.75
Answer:
4.75
Step-by-step explanation:
19 goes into 4 4 times, so we are left with 4 3/4. 3/4 is 0.75, so we have 4.75 as our answer.
Answer:
4.75
Step-by-step explanation:
20/4 = 5
19 is very close to twenty, so assume it is 4.75
or use calculator and know it is 4.75
If I can read 54 pgs in 3 days, how many can I read in 1 day?
Answer:
18
Step-by-step explanation:
so all you have to do is divide 54 by 3
a+sign before the blank (Example: −300 ). If you answer is zero, enter " 0 ". (b) Discuss the value of the portfolio with and without the European put options. The lower the stock price, the 3 beneficial the put options. The options are worth nothing at a stock price of $ 3. There is a benefit from the put options to the overall portfolio for stock prices of $
The sign before the blank is "+" (Example: +300). (b) The value of the portfolio with European put options increases as the stock price decreases, providing a protective benefit to the overall portfolio.
The sign before the blank is "+" (Example: +300).
(b) The value of the portfolio with European put options increases as the stock price decreases. The put options provide a protective benefit to the portfolio, as they allow the holder to sell the stock at a predetermined price (strike price).
When the stock price is below the strike price, the put options become valuable as they enable the investor to sell the stock at a higher price than the market value. However, if the stock price is above the strike price, the put options have no value and do not contribute to the portfolio's overall worth.
Therefore, the benefit of the put options is realized when the stock price is below the strike price, and it diminishes as the stock price rises above the strike price.
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Nico owns 11 instructional piano books. Two are beginner books, six are intermediate books, and three are advanced books.
If two books are randomly chosen from the collection, one at a time, and replaced after each pick, what is the probability that he first chooses an advanced book and then chooses a beginner book?
StartFraction 5 Over 121 EndFraction
StartFraction 6 Over 121 EndFraction
Five-elevenths
Six-elevenths
The probability that from the 11 books Nico owns, he first chooses an advanced book before then choosing a beginner book, both book chosen with replacement is \(\dfrac{6}{121}\)
What is the probability of choosing with replacement?When the probability of choosing from a collection of items with replacement is being found, the number of options to choose from remain the same during each event.
The given information are;
The number of books Nico owns = 11
The number of beginner books = 2
The number of intermediate books = 6
The number of advanced books = 3
The required probability; That the first book chosen is an advanced book, and the second book chosen is a beginner book, both books chosen with replacement.
Given that the books are chosen with replacement, the probability remains the same after each book is chosen, which gives;
The probability that an advanced book is chosen is; \(P(A) = \dfrac{3}{11}\)
The probability that a beginner book is chosen = \(\dfrac{2}{11}\)
The probability that an advanced book and then a beginner book are chosen is given by \(P(A \cap B) = P(A) \times P(B)\)
Which gives: \(P(A \cap B) = \dfrac{3}{11} \times \dfrac{2}{11} = \dfrac{6}{121}\)
The probability that he first chooses an advanced book then chooses a beginner book is \(\dfrac{6}{121}\)
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Answer:
B
Step-by-step explanation:
Edge 2023 :')
The diagram shows an open rectangular box ABCDEFGH.
A straight stick AGM rests against A and G and extends outside the box to M.
a. Calculate the angle between the stick and the base of the box.
b. AM= 30 cm.
Show that GM= 4.8 cm, correct
to 1 decimal place.
The angle between the stick and the base of the box is 77. 9 degrees
How to determine the angleTo determine the angle between the stick and the base, we have to know the trigonometric identities.
These identities are;
sinecosinecotangenttangentsecantcosecantFrom the information given, we have;
sin A = FB/AB
Given that;
GB = 14.5cm
AB = 18. 6cm
substitute for the length of the sides, we have;
sin A = 14.5/18. 6
Divide the values, we have;
sin A = 0. 7796
Find the inverse sine
A = 77. 9 degrees
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Determine whether each pair of expressions is equivalent. Explain your reasoning.
The answer is:
\(\large\textbf{They aren't equivalent.}}\)
In-depth explanation:
To determine the answer to this problem, we will use one of the exponent properties:
\(\sf{x^{-m}=\dfrac{1}{x^m}}\)
And
\(\sf{\dfrac{1}{x^{-m}}=x^m}\)
Now we apply this to the problem.
What is 4⁻³ equal to? Well according to the property, it's equal to:
\(\sf{4^{-3}=\dfrac{1}{4^3}}\)
And this question asks us if 4⁻³ is the same as 1/4⁻3.
Well according to the calculations performed above, they're not equivalent.
1/3 divided by 4 what is the awnser for this equation
Answer:
1/12
Step-by-step explanation:
Hope this helps :)
Can anyone help me out please
Answer:
(-2,6)
the radius is 5 units
Step-by-step explanation:
amanda claimed the expanded form of the expression log4 (c^2d^5) Explain the error Amanda made.
The error that Amanda made is claiming that the expanded form of \(log4(c^2d^5)\) is:
\(log4(c^2d^5) = log4(c^2)log4(d^5)\)
How to find the error that Amanda made is claiming that the expanded form of \(log4(c^2d^5)\)?The logarithmic expression \(log4(c^2d^5)\) represents the power to which 4 must be raised to get the value of \(c^2d^5\). That is:
\(log4(c^2d^5) = y\)if and only if \(4^y = c^2d^5\)
Now, to expand this logarithmic expression, we can use the logarithmic identity:
log(ab) = log(a) + log(b)
Applying this identity to the given expression, we get:
\(log4(c^2d^5) = log4(c^2) + log4(d^5)\)
So, the error that Amanda made is claiming that the expanded form of \(log4(c^2d^5)\) is:
\(log4(c^2d^5) = log4(c^2)log4(d^5)\)
This is incorrect because we cannot use the product rule of logarithms in this case. The product rule is applicable only when we are taking the logarithm of the product of two or more terms. In this case, we are taking the logarithm of a single term \((c^2d^5)\) and therefore, we need to use the power rule of logarithms to expand it into two separate logarithmic terms as shown above.
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BRAINLIEST AND SET A 100
The data below lists the number of pages Tamara read and the time it took her to read them.
Tamara read 25 pages in 36 minutes.
Tamara read 48 pages in 63 minutes.
Tamara read 52 pages in 74.5 minutes.
Determine which table below represents a two-column table for the given data.
The table that represents the two-column table for the data in this problem is given by the image shown at the end of the answer.
How to build the two-column table?As the own name of the table says, the two-column table is composed by two-columns.
The columns of the table are defined as follows:
Left column: input variable.Right column: output variable.The input and the output variables for this problem are given as follows:
Input variable: time, in minutes.Output variable: number of pages read.Then the table is composed by four rows, as follows:
Time (minutes) - Number of pages
25 - 36
63 - 48
74.5 - 52
Which is illustrated on the image shown at the end of the answer.
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What equation relates the x values to the y values in the
function shown?
{(0,4), (2,5), (4, 6), (6,7)}
Answer: y = \(\frac{1}{2}\)x + 4
Step-by-step explanation:
First, let us graph the points to see patterns. See attached.
This function is linear, so we can write an equation in slope-intercept form. m is the slope and b is the intercept.
We can find the slope with rise over run. Starting at point (0, 4) and counting up one and over 2 to (2, 5).
y = mx + b
y = \(\frac{1}{2}\)x + 4
A stick is broken randomly into two pieces. The larger piece is then broken randomly into two pieces. What is the probability of the pieces being able to form a triangle
Answer:
25%
Step-by-step explanation:
Piece 1 = x + y > 1 - x - y
Piece 2 = x + (1 - x - y) > y
Piece 3 = y + (1 - x - y > x
Not going to lie, I had to look up how to calculate the probability of this lol
Hopefully this is right and you do well!
If it is follow my gram Greyhasnoshame
Can you please help math is so annoying
Answer:
first one
Step-by-step explanation:
graph the equation shown below by transforming the given graph of the parent function. y=2^{x}-5 y=2 x −5
The graph of the equation y = \(2^{x}\) - 5 is obtained by shifting the graph of
y =\(2^{x}\) downside by 5 units.
To find a graph of equation y = \(2^{x}\) - 5, we can start with the reference of the parent function y = \(2^{x}\) and also apply the necessary transformations. Initiating with the graph of the parent function y =\(2^{x}\) - 5.
This is an exponential function that passes through the point( 0, 1) and has a positive pitch. Apply the transformation -5 units over. This means we shift the entire graph over by 5 units. The point( 0, 1) will now come( 0,-4).thus, the graph of the equation y = \(2^{x}\)- 5 is attained by shifting the graph of y = \(2^{x}\) downcast by 5 units. The factual shape of the graph will act as that of the parent exponential function, but it'll be shifted over by 5 units.
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The correct question is given below-
Graph the equation shown below by transforming the given graph of the parent function. y= \(2^{x}\) obtain y=\(2^{x}\)-5.
About how many $40 shirts could you buy with $290?
Answer:
7 shirts
Step-by-step explanation:
290/40 = 7.25
But since you can't have 7.25 shirts, it's just 7.
Lots took one hour to drive from his apartment to philips arena and back. the return drive took 8 minutes less than the trip to the arena. if x represents the time it took llya to drive from his apartment to the arena, which equation would you use to determine how long he drove each way
The equation would use to determine how long he drove each way is 2x - 8 = 60.
What is the equation?The equation is defined as mathematical statements that have a minimum of two terms containing variables or numbers that are equal.
We have been given that Lots took one hour to drive from his apartment to Philips arena and back. the return drive took 8 minutes less than the trip to the arena.
Since the return trip took 8 minutes less, the complete equation must be written in minutes.
Here x - 8 represents the time it took to return to Philips Arena.
The total travel time, including both directions, was 60 minutes;
thus, add x and x - 8 and set them both equal to 60.
So 2x - 8 = 60
Therefore, the equation would use to determine how long he drove each way is 2x - 8 = 60.
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you flip a coin 10 times in a row. every single time it comes up heads. on the 11th flip, is it more likely to be heads, tails, or are heads and tails equally likely
Answer:
1/2
Step-by-step explanation:
It will be either heads of tails equally likely.
It’s still 1/2. Flipping a coin is an independent event. In other words, the outcome of the next flip is uninfluenced by what has happened previously. It’s as if it were the first time you ever flipped the coin. The probability is unaltered.
(Multiple choice geometry proof) 15 points
Answer:
In order:
f
a
c
d
e
b
The correlation coefficient, r, is defined as measuring the direction and __________ of a linear relationship.
The correlation coefficient, r, is defined as measuring the direction and Strength of a linear relationship.
What is the Correlation Coefficient?The Correlation coefficient (r) is defined as a numerical measure that measures the strength and direction of a linear relationship between two quantitative variables.
A correlation coefficient is a number between -1 and 1 that indicates the strength and direction of the relationship between variables. In other words, it reflects how similar the measurements of two or more variables in the dataset are.
Now, looking at the given statement in the question and comparing with the definitions above, we can say that the missing word is "Strength"
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Explain how to write x^2+5x+6 as the product of two linear factors. Use complete English and math sentences.
Answer:
(x + 3)(x + 2)
Step-by-step explanation:
Given
x² + 5x + 6
Consider the factors of the constant term (+ 6) which sum to give the coefficient of the x- term (+ 5)
The factors are + 3 and + 2 , since
3 × 2 = + 6 and + 3 + 2 = + 5 , then
x² + 5x + 6 = (x + 3)(x + 2) ← in factored form
The sum of nine and a number
9 + x
sum = addition so the answer would be 9 + ×
Determine whether the line integral of each vector field (in blue) along the semicircular, oriented path (in red) is positive, negative, or zero.
Considering the images (a),(b),(c),(d),(e),(f) the oriented path is
(a) Negative
(b) Positive
(c) Positive
(d) Zero
(e) Zero
(f) Zero
calculating each quadrant's line integral and symmetry.
In calculus, a line integral is an integral where the function being evaluated is along a curve. A line integral is also known as a route integral, curve integral, or curvilinear integral.
What does a Line integral mean?
A line integral makes it possible to figure out a surface's area in three dimensions. Numerous situations call for the use of line integrals. They can be used, for instance, in electromagnetics to determine the work done on a charged particle moving along a curve in a force field that is represented by a vector field.Path, curvilinear, and curve integrals are other terms for line integrals. There are several uses for line integrals, including electromagnetics, where it is used to calculate the force exerted on a charged particle moving along a curve in a force field created by a vector field.To learn more about Line integral, visit:
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Sketch the region enclosed by the given curves. Decide whether to integrate with respect to x or y. Draw a typical approximating rectangle.
y = ex, y = x2 − 1, x = −1, x = 1
Find the area of the region.
The area of the region is rectangles
The given curves are y = x2 and y = 2 − x2. They intersect at x = 1, y = 1. See the graph below. The shaded region enclosed by the curves is the region whose area we wish to find.To find the area of the shaded region,
The left part of the region is the part bounded by the x-axis, the curve y = x2, and the line x = 1. This region is shown below. To find the area of this region, we integrate with respect to y from y = 0 to y = 1. Along the curve y = x2, the values of x are ± y1/2. So we have to integrate from x = −y1/2 to x = 1.
Thus the area of the right part of the region isThus the total area of the shaded region is Approximating rectangle The area of each approximating rectangle is given by height times width. Since we are dividing the region into two parts we
A typical rectangle is shown below. The value of x corresponding to the lower end of the rectangle is x = −y1/2 and the value of x corresponding to the upper end of the rectangle is x = 1. So the height of the rectangle is x2 and the width is Δy = 1/n. Therefore, the area of the rectangle isSince the rectangle is located below the curve, this approximation underestimates the true area of the region.
Therefore, the area of the rectangle is Since the rectangle is located above the curve, this approximation overestimates the true area of the region. By computing the sum of the areas of all the approximating rectangles and taking the limit as n approaches infinity, we can find the exact area of the region.
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jhjkhgfxdzfxcghjklhgfydfxcvbnklmoiuytfcgvb nmkljiouhytfrdfcgvhbjnkiuhygtfrhcgvhbjiou98y7tgvhmb
Answer:
uihuvbuh ufsghiusgu 8y39 8y3yy894y87y48jhfjhjbvhjjavjlh ailhli
Step-by-step explanation:
1. If f(x) = (3x-2)/(2x+3), then f'(x) =
Answer:
\(f'(x)= \frac{13}{(2x+3)^2}\\\)
Step-by-step explanation:
\(f(x)= \frac{3x-2}{2x+3} \\\)
\(f'(x)=\frac{dy}{dx} = \frac{d}{dx}(\frac{3x-2}{2x+3})\\ f'(x)= \frac{(2x+3)\frac{d}{dx}(3x-2)-(3x-2)\frac{d}{dx}(2x+3) }{(2x+3)^{2} } \\f'(x)= \frac{(2x+3)(3)-(3x-2)(2)}{(2x+3)^{2} } \\\)
\(f'(x)= \frac{6x+9-6x+4}{(2x+3)^{2} }\\ f'(x)= \frac{13}{(2x+3)^2}\\\)