given the following table with selected values of f(x) and g(x) evaluate f(g(1))
The value of f(g(1) from the table of functions is given as 1.
What is Functions ?Each element of X receives precisely one element of Y when a function from one set to the other is used. The sets X and Y are collectively referred to as the function's domain and codomain, respectively. Initially, functions represented the idealized relationship between two changing quantities.
A function is a procedure or a relation that links each element of a non-empty set A, at least one element of another non-empty set B, to another element of the first non-empty set A. In mathematics, a relation f between two sets, A and B, is referred to as the function's domain and co-domain.
A relation between a collection of inputs and outputs is known as a function. A function is, to put it simply, a connection between inputs in which each input is connected to precisely one output. Each function has a range, codomain, and domain. The usual way to refer to a function is as f(x), where x is the input.
when x = 1
g(x) = 3
or f(g(1) = f(3) = 1
The value of f(g(1) from the table of functions is given as 1.
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A TV studio has brought in 8 boy kittens and 10 girl kittens for a cat food commercial.
The director is going to choose 8 of these kittens at random to be in the commercial.
What is the probability that the director chooses 3 boy kittens and 5 girl kittens? Round your answer to three decimal places.
Answer:
0.323 = 32.3% probability that the director chooses 3 boy kittens and 5 girl kittens.
Step-by-step explanation:
The kittens are chosen without replacement, which means that the hypergeometric distribution is used to solve this question.
Hypergeometric distribution:
The probability of x sucesses is given by the following formula:
\(P(X = x) = h(x,N,n,k) = \frac{C_{k,x}*C_{N-k,n-x}}{C_{N,n}}\)
In which:
x is the number of sucesses.
N is the size of the population.
n is the size of the sample.
k is the total number of desired outcomes.
Combinations formula:
\(C_{n,x}\) is the number of different combinations of x objects from a set of n elements, given by the following formula.
\(C_{n,x} = \frac{n!}{x!(n-x)!}\)
A TV studio has brought in 8 boy kittens and 10 girl kittens for a cat food commercial.
This means that \(N = 8 + 10 = 18\)
We want 3 boys, so \(k = 8\)
The director is going to choose 8 of these kittens at random to be in the commercial.
This means that \(n = 8\)
What is the probability that the director chooses 3 boy kittens and 5 girl kittens?
This is P(X = 3).
\(P(X = x) = h(x,N,n,k) = \frac{C_{k,x}*C_{N-k,n-x}}{C_{N,n}}\)
\(P(X = 3) = h(3,18,8,8) = \frac{C_{8,3}*C_{10,5}}{C_{18,8}} = 0.323\)
0.323 = 32.3% probability that the director chooses 3 boy kittens and 5 girl kittens.
Number 20 not number 19 I’m doing that one by myself and not trying to rush but this is due tomorrow can you help me as fast as you can
To determine the depth of the fish we just need to multiply the total depth by the fraction, then we have:
\(35(\frac{7}{8})=28\)Therefore, the depth of the fish is 28 ft.
I am a 2 digit number ,my two digit and the sum of my digit are in sequence .what number I am?
Answer:
I don't understand the meaning of question
Which ordered pair is a solution of the equation shown? A.-3/4,- 1/2 B. 0,3/4 C.4/3, 1/2 D. 4, 3/2
pls hurry = 50 point
Answer:
the answer is b, c, d, a, respectively
Quadrilateral N' is the image of quadrilateral N under a dilation.
What is the center of the dilation?
A) A
B) B
C) C
D) D
All this leads to the conclusion that the scale of dilation is 3 but the center of dilation about which the dilation is made is the point C.
Center of dilation
This is a point in the coordinate plane about which all the points are expanded or contracted.
Scaling is the process of resizing or transforming an object. This is a transform that makes an object smaller or larger using a given scaling factor. The new shape obtained after extension is called an image, and the original image is called a prototype. There are two types of extensions.
Extraction - When an object increases in size.
Contraction- When an object is scaled down.
Extended geometry has an important concept called "extended centers". Expansion transforms the size of a shape so it can grow or shrink. Scaling is done at a point called the Expansion Center. This is the expansion center where the object/shape expands or contracts.
How to we can get the Center of Dilation:
We can see that CK is one unit and CC' is 3 units also,
CB is 2 units but CA is 6 units
CD is 2 units but CA' is 6 units
All this leads to the conclusion that the scale of dilation is 3 but the center of dilation about which the dilation is made is the point C.
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Levi buys a ticket for a raffle with several prizes. The probability that
he wins a prize is 50%. Which word or phrase describes the probability
that Levi will win a prize?
A.unlikely
B.likely
C.imposible
D.an equal chance or 50-50
Answer:
D.An equal chance or 50-50
Step-by-step explanation:
Also my name is Levi and my B-day is the 19th of Dec! (This is my mom's account)
evaluate if y=4 and z= -2 7y+z=?
Answer:
26
Step-by-step explanation:
7(4)+-2
28-2=26
Step-by-step explanation:
y = 4 and z = -2
\( = 7y + z\)
\( = 7 \times 4 + ( - 2)\)
\( = 28 - 2\)
\( = 26...\)
the similarly between constant and term
a constant is a term.
Explanation:A term refers to a number or variable or a combination of number and variable
A constant is a term without variables
For instance:
5x - 8
5x is a term as it is a combination of number and a variable
x is the variable
-8 is a number and a constant as it doesn't have a variable attached to it.
-8 is also a term.
Hence, a constant is a form of a term.
I need help is anyone is out there and knows how to do this help.
HELP ASAP
Answer:
Sorry i have no idea hahha
Step-by-step explanation:
Good luck
A vertical number line is given. A vertical number line starting at negative 5 with tick marks every one fourth unit up to positive 5. The point negative 2.25 is labeled. What is the absolute value of the number plotted on the number line? −2.5 −2.25 2.25 2.5
The absolute value of the number - 2.25 plotted on the number line is 2.25.
What is an absolute value?It is the distance from zero that a number is on the number line, without considering direction.
The range of the vertical number line is from negative 5 to positive 5.
A single unit is marked as 0.25.
The point labelled is -2.25.
The absolute value of the number -2.25, plotted on the number line, is
|-2.25| = 2.25
As a result, the absolute value of the labelled number -2.25 is 2.25.
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Accountants often use the median when studying salaries for various businesses. What is the median of the following salary list: $32,019; $21,971; $27,596; $43,715, $38,850, $25,963?
Answer
40.5
Step-by-step explanation
Ariel completed the work below to show that a triangle with side lengths of 9, 15, and 12 does not form a right triangle.
9 squared + 15 squared = 12 squared. 81 + 225 = 144. 306 not-equals 144.
Is Ariel’s answer correct?
Answer:
The question's most likely incorrect
Step-by-step explanation:
Because if it were to be rearranged as 15 being the hypotenuse, and 9 and 12 being the two other sides, that would have been more valid.
Because according to Pythagoras, 15 squared = 12 squared + 9 squared
225 = 144 + 81.
And then it WOULD form a right angled triangle.
So...
Answer:
No, Ariel should have added 92 and 122 and compared that to 152.
Step-by-step explanation:
PLEASE HELP ME!!!!!.........
Answer:
C.
Step-by-step explanation:
Trust me.
The largest whale is the blue whale weighing 19,000 kg what is its weight in scientific notation
Answer:
1.9*10^4 kg
Step-by-step explanation:
1.9*10^4 kg
Answer:
1.9 × 10⁴
Step-by-step explanation:
Move the decimal 4 places to the left to get your number less than 10 but greater than one. Every space you moved left is then placed in the position of the exponent for 10.
1945 pounds to ounces
Answer:
31120 ounce
Step-by-step explanation:
Answer:31120
Step-by-step explanation:Use google
cut a 60 cm ribbon into such that one part is one third of the other half
Answer:
15cm and 45cm
Step-by-step explanation:
If one part is one third of the other, then the long one is three times as long as the short one.
If the short one has length x
x + 3x = 60cm
4x = 60cm
x = 15cm
So short one is 15cm and the long one is 3*15cm = 45cm
Triangle DEF has vertices D(1,1), E(2,0), and F(0,4). It is transformed by a rotation 180 degrees about the origin followed by a dilation with a scale factor of 3. Find the coordinates of the vertices of triangle D”E”F”.
Check the picture below.
Calculate the surface area and volume for each cylinder.
Surface Area = (² x 2) + (nd x h)
2 x h
Volume
2.
r = 1.75 in h = 2.2 in
Surface Area =
Volume=
d=4.3 mm h= 2 mm
Surface Area =
Volume=
Find the volume
The surface area and volume of the second cylinder are given in square millimeters and cubic millimeters, V =
The given dimensions for cylinders are:
r = 1.75 in, h = 2.2 in Surface Area of Cylinder:
S = 2πr² + 2πrh
The surface area formula of a cylinder is S = (2 * pi * \(r^2\)) + (2 * pi * r * h).
S = (2 * 3.14 * 1.75²) + (2 * 3.14 * 1.75 * 2.2)
= 44.33 + 38.49
= 82.82 square inches.
Volume of Cylinder: V = πr²h
The formula to calculate the volume of a cylinder is given by V = pi * \(r^2\) * h.
Volume = 3.14 * 1.75² * 2.2 = 20.28 cubic inches.
Volume = π(1.75)²(2.2)
Volume ≈ π(3.0625)(2.2)
Volume ≈ 6.7375π cubic inches
The given dimensions for cylinders are: d = 4.3 mm, h = 2 mm
Surface Area of Cylinder: S = 2πr² + 2πrhS = (2 * 3.14 * 2.15²) + (2 * 3.14 * 2.15 * 2) = 67.65 square millimeters.
Volume of Cylinder: V = πr²hV = 3.14 * 2.15² * 2 = 28.33 cubic millimeters.
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Help me find the slope of this problem ??
X=
08
09
0 10
4
10 X
Answer:
8
Step-by-step explanation:
Intersecting Chords Formula:
(segment piece) x (segment piece) = (segment piece) x (segment piece)
5*x = 4*10
5x = 40
Divide by 5
5x/5 = 40/5
x = 8
You return from a trip with 5300 pesos. How much are your mexican pesos worth in U.S. dollars? Use the exchange rate shown below.
Answer:
$287.68
Step-by-step explanation:
The five thousand three hundred mexican pesos is worth $287.68 (USD) today or two hundred eighty-seven us dollars 68 cents as of 10:00AM UTC.
Answer:
$288.59 american dollars
Solve the inequality. Graph the solution
Answer:
x < 3
Step-by-step explanation:
Simplify both sides of the inequality by subtracting 26 from 29 to isolate the variable. The line will start at 3 and continue to the left (anything less than 3).
Answer: x<3
Step-by-step explanation: 29>26+x
29>x+26
x+26−26<29−26
x<3
Let [r, s] denote the least common multiple of positive integers r and s. Find the number of ordered triples (a, b, c) of positive integers for which [a, b] = 1000, [b, c] = 2000, and [c, a] = 2000.
Let [r, s] denote the least common multiple of positive integers r and s. Find the number of ordered triples (a, b, c) of positive integers for which [a, b] = 1000, [b, c] = 2000, and [c, a] = 2000.
Solution 1
It's clear that we must have a = 2^j5^k, b = 2^m^6 and c = 2^p5^q for some nonnegative integers j, k, m, n, p, q. Dealing first with the powers of 2: from the given conditions, max(j, m)=3, max(m, p) = max(p, j) = 4. Thus we must have p = 4 and at least one of m, j equal to 3. This gives 7 possible triples (j,m,p): (0, 3, 4), (1, 3, 4), (2, 3, 4), (3, 3, 4), (3, 2, 4), (3, 1, 4) and (3, 0, 4).
Now, for the powers of 5: we have max (k, n) = max(n, q) = max(q, k) = 3. Thus, at least two of k, n, g must be equal to 3, and the other can take any value between 0 and 3. This gives us a total of 10 possible triples: (3, 3, 3) and three possibilities of each of the forms (3, 3, n), (3, n, 3) and (n, 3, 3).
Since the exponents of 2 and 5 must satisfy these conditions independently, we have a total of 7. 10= 70 possible valid triples.
Solution 2
1000=2³5³ and 2000= 2⁴5³. By looking at the prime factorization of 2000, c must have a factor of 2¹. If c has a factor of 53, then there are two cases: either (1) a or b = 5³2³, or (2) one of a and has a factor of 5³ and the other a factor of 2³. For case 1, the other number will be in the form of 2^x5^y, so there are 4 4 16 possible such numbers; since this can be either a orb there are a total of 2(16)-1=31 possibilities. For case 2, a and b are in the form of 2³5^x and 2^y5³, with a x<3 and y<3 (if they were equal to 3, it would overlap with case 1). Thus, there are 2(3-3)= 18 cases.
If c does not have a factor of 5³, then at least one of a and b must be 2³5³, and both must have a factor of 5³. Then, there are 4 solutions possible just considering a = 2353, and a total of 4.2-17 possibilities. Multiplying by three, as 0<=c<=2, there are 7.3 = 21.
Together, that makes 31 +18+21= 70 solutions for (a, b, c).
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2- (2x +4)2 - 4
Show your work
Answer:
2x+6
Step-by-step explanation:
distribute negative 2-2x-4×2-4 combine like terms 2x+8-2=2x+6
25 big bucks for whoever helps with this help
Answer:
the answer is C.because it is a suitable combination for the question
Which of the following ratios would form a proportion with Two-thirds?
a.
Three-fourths
c.
StartFraction 12 Over 15 EndFraction
b.
StartFraction 6 Over 9 EndFraction
d.
One-third
The proportion equivalent with Two-thirds would be 6/9.
Since we know that the proportion is a fraction of a total amount, and the measures are related using a rule of three.
The relations between variables, either direct or inverse proportional, can be built to find the desired measures in the problem.
We are given that the proportion with Two-thirds
If you actually divide it’ll make since , so first we want to divide the 2 , then you want to multiply the third of the two
2/3 x 3/3
6/9
thus, the answer will be 6/9.
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Un viajero ha recorrido la tercera parte de su trayecto y sabe que si cubre 65 km más completa la mitad del recorrido. Determine la distancia recorrida.
The travelled distance of the traveller is equal to 195 kilometers.
How to find the travelled distance by a traveller
According to the statement of the problem, a traveller already walked a third part of his trail and if he travels the half of his trail, then the half of his trail shall be covered. Mathematically, the travelled distance shall be described by following expression:
x = d / 3
x + 65 = d / 2
Where:
d - Travelled distance, in kilometers.x - Initial travelled distance, in kilometers.Now we proceed to determine the travelled distance:
d / 3 + 65 = d / 2
d / 2 - d / 3 = 65
3 · d - d = 390
2 · d = 390
d = 195
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Which of the following theorems verifies that angle DEF ~ angle XZY?
Step-by-step explanation: In this problem, notice that we're only given one pair of congruent angles, the 90 angles, but remember that the sum of the measures of the angles of a triangle is 180°.
So we can determine that the measure of the missing angle
of our first triangle is 40° because 90 + 50 + 40 = 180.
Now we have two pairs of congruent angles,
the 40° angles, and the 90° angles.
Therefore, since two of the angles of one triangle are congruent to
two of the angles of the other triangle, we can say that yes, the
triangles are similar by the Angle-Angle Similarity Postulate (AA~).
What is the volume of the following rectangular prism? 3 1/3 1 2/5
Area of rectangular prism: Base x Height.
so 3x1/3x2/5=0.4 0r 2/5