To make parallelogram WXYZ a square, the value of m should be 90 degrees.
A square is a special type of parallelogram in which all angles are right angles (90 degrees). In a parallelogram, opposite angles are congruent, which means they have the same measure. To transform the parallelogram WXYZ into a square, we need to make sure that all angles of the parallelogram are right angles.
By setting m = 90 degrees, we ensure that all four angles of parallelogram WXYZ are right angles. This condition will make the parallelogram into a square. A square has congruent sides and diagonals that bisect each other at right angles.
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Find the sale price when the original price is $37. 00 and the discount rate is 44%. A. $20. 72 c. $35. 37 b. $16. 28 d. $1. 63.
Answer:
$16.28
Step-by-step explanation:
44.%
Move the decimal up by two numbers to get a whole number, .44
and multiply .44 by $37
2/5 meter= how many centimeters
Answer: 40 cm
Step-by-step explanation: 2/5 x 100 =
200/5 = 40
£250 in the ratio 3 : 5
Answer:
Let 3x and 2x are divided into 250.
Step-by-step explanation:
3x + 2x = 250
⇒ 5x = 250
⇒ x = = 50
∴ 3x = 3 × 50 = 150 and
2x = 2 × 50 = 100
Thus, the required numbers are 150 and 100.
32. Find the ratio of the side lengths of the small triangle to the large
triangle.
3/10
6/20
3/2
2/3
Answer:
2/3
Step-by-step explanation:
that the ratio of that number
Solve the quadratic equation given.
6x2 - 24 = 0
\( {6x}^{2} - 24 = 0 \\ = > 6( {x}^{2} - 4) = 0 \\ = > 6 {((x)}^{2} - {(2)}^{2} ) = 0 \\ = > 6(x - 2)(x + 2) = 0 \\ = > 6(x - 2) = 0 \: \: \: or \: \: 6(x + 2) = 0 \\ = > 6x - 12 = 0 \: \: \: or \: \: \: 6x + 12 = 0 \\ = > x = 2 \: \: \: or \: \: \: x = - 2\)
Hope you could get an idea from here.
Doubt clarification - use comment section.
Marriane can say hello in more than 7 languages. Which number line could represent this situation?
Answer:
A) x > 7
Step-by-step explanation:
Since it's more than, the inequality would be >
Since it's >, that means it's an open circle
So,
x > 7
Which polynomial is prime?
x3 + 3x2 -2x - 6
x° - 2x2 + 3x 6
4x4 + 4x3 - 2x - 2
D 2x + x3 -x +2
The final equation is a polynomial of primes \(2x^{4} + x^{3} - x + 2\) It can't be factored. Variables are sometimes known as indeterminate in mathematics.
what is polynomial ?An essential component of the "language" of mathematics and algebra are polynomials. They are used to express numbers that are the result of mathematical operations in almost every area of mathematics. Other types of mathematical expressions, such as rational expressions, also use polynomials as "building blocks."
given
Is a base form of a polynomial in other words is a polynomial that can't be factored.
so we have
\(A ) x^{3} +3x^{2} - 2x - 6 = ( x +3 ) ( x^{2} - 2 )\\B) x^{3} -2x^{2} +3x - 6 = ( x- 2 ) (x^{2} + 3)\\C)4x^{4} +4x^{3} - 2x - 2 = 2( x +1 )(2x^{2} - 1)\\D) 2x^{4} +x^{3} -x + 2\)
hence, the final equation is a polynomial of primes \(2x^{4} + x^{3} - x + 2\) It can't be factored.
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if the fraction simplified is 5/8 then what is the fraction out of 100?
Explanation
Step 1
convert the fraction in decimal number
\(\frac{5}{6}=5\text{ divided by 6 =0.8333}\)Step 2
Multiply the result by 100
\(0.83333\cdot1000\rightarrow83.333\)so, the fractions equals 83.33 out of 100
Find a monic cubic polynomial with integer coefficients such that (A polynomial is monic if its leading coefficient is 1.)
The monic cubic polynomial with integer coefficients is x³ - 3x² + 3x + 2 with the leading coefficient as 1.
In order to find a monic cubic polynomial with integer coefficients, we can use the following method:
Let us assume that the cubic polynomial is of the form:x³ + bx² + cx + d
We need to find the values of b, c, and d such that the polynomial is monic and has integer coefficients.
Since the polynomial is monic, the coefficient of x³ is 1.
Therefore, we can write the polynomial as:x³ + bx² + cx + d = (x - r)(x² + px + q)
Where r is the root of the cubic polynomial, and p and q are constants to be determined.
We know that the sum of the roots of a cubic polynomial is equal to -b/1 = -b.
Therefore, the sum of the roots of our cubic polynomial is equal to:r - p/1 = -bOr,r + p = -b ...(1)
Also, we know that the product of the roots of a cubic polynomial is equal to -d/1 = -d.
Therefore, the product of the roots of our cubic polynomial is equal to r(q - r).
Thus,r(q - r) = -d ...(2)
Solving equations (1) and (2) for r and q, we get:
r = -b/3q = b²/3 - d
Hence, we can write the cubic polynomial as:
x³ + bx² + cx + d = (x + b/3)(x² + (b²/3 - d)x + r(b²/3 - d))
Let us choose d = 2 and r = 1, then we have:b = -3
Substituting these values, we get:x³ - 3x² + 3x + 2 = (x - 1)(x² - 2x - 2)
Therefore, the monic cubic polynomial with integer coefficients is x³ - 3x² + 3x + 2.
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Find the value c that completes the square for x^2-8x+c
Answer: 16
Step-by-step explanation:
\(x^2-8x+c\)
Let's complete the square.
\(c=(\frac{b}{2})^2\)
\(c=(\frac{-8}{2})^2\)
\(c=(-4)^2\\ c=16\)
The value c that completes the square for x²-8x+c is,
c = 4
We have to give that,
An equation is,
⇒ x² - 8x + c
Now, Complete the quadratic equation to square,
⇒ x² - 8x + c
⇒ x² - 2×2²×x + 4
⇒ x² - 8x + 4
⇒ (x - 2)²
Hence, The value c that completes the square for x²-8x+c is,
c = 4
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liz has two pieces of string, one 18cm long and the other 24cm long. she wants to cut them up to produce smaller pieces of string that are all of the same lengths, with no string leftover. What is the greatest length, in cm, that she can make
The GCF of a set of values (typically two) is the greatest factor that applies to every number.
Solving the QuestionWe must find the GCF of 18 and 24:
List the factors of both values:
18: 1, 2, 3, 6, 9, 1824: 1, 2, 3, 4, 6, 8, 12, 24Let's identify the common factors between 18 and 24:
18: 1, 2, 3, 6, 9, 1824: 1, 2, 3, 4, 6, 8, 12, 24Therefore, the GCF is 6.
AnswerThe greatest length that Liz can make using the strings is 6 cm.
11. A club has 45 members and its membership committee has 7 members. How many different
membership committees are possible?
Answer:
45 379 620 ways
Step-by-step explanation:
45 C 7 = 45! / (7! 38!) = 45379620
Answer: \(\Large\boxed{45379620}\)
Step-by-step explanation:
Given information
Total members = 45
Number of membership = 7
Concept
Imagine that the membership is seating where people need to sit:
_____ _____ _____ _____ _____ _____ _____
For every position, there can be only 1 member, and 1 member can only be in one membership position, so there will not be the repetition of members.
Also, since order does not matter in assigning memberships, we use a combination
Given formula
\(\dbinom{n}{r}=\dfrac{n!}{(n-r)!r!}\)
\(n=size~of~the~set\\r=number~of~selected\)
Substitute values into the given formula
\(\dbinom{45}{7}=\dfrac{45!}{(38)!7!}\)
Simplify the fraction by canceling out repeating values
\(\dbinom{45}{7}=\dfrac{45\times44\times43\times42\times41\times40\times39\times38!}{(38)!7!}\)
\(\dbinom{45}{7}=\dfrac{45\times44\times43\times42\times41\times40\times39\times\underline{38!}}{(\underline{38)!}7!}\)
\(\dbinom{45}{7}=\dfrac{45\times44\times43\times42\times41\times40\times39}{7!}\)
\(\Large\boxed{\dbinom{45}{7}=45379620}\)
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Ashley's fish tank has 17 liters of water in it. She plans to add 5 liters per minute until the tank has at least 62 liters. What are the possible Ashley could add water? Use t for the number of minutes. Write your answer as an inequality solved for t.
Answer:
57 liters
Step-by-step explanation:
Answer
1.0/5
0
MrRoyal
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9K answers
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MISSING DETAILS
Yoko's fish tank has 17 liters of water in it. She plans to add 5 liters per minute until the tank has at least 57 liters. What are the possible numbers of minutes Yoko could add water?
Answer:
Minutes = 8 minutes
Step-by-step explanation:
Topic: Inequality
Given:
Available Size of water = 17 liters
Increment = 5 liters/minute
Size of water needed = At least 57 liters
Putting the above together, as have
17 + 5m > 57
where m represents total minutes and > represent at least
Solving the Inequality
5m > 57 - 17
5m > 40 ------ Divide through by 5
5m/5 > 40/5
m > 8
So, Yoko will need to add water for at least 8 minutes before she fills her tank to 57 liters.
a poll shows that of all voters approve of the mayor's work. on three separate occasions a pollster selects a voter at random. what is the probability that on exactly one of these three occasions the voter approves of the mayor's work?
The probability that on exactly one of these three occasions the voter approves of the mayor's work is given as follows:
0.189 = 18.9%.
What is the binomial distribution formula?The mass probability formula, giving the probability of x successes, is of:
\(P(X = x) = C_{n,x}.p^{x}.(1-p)^{n-x}\)
\(C_{n,x} = \frac{n!}{x!(n-x)!}\)
The parameters are given by:
n is the number of trials of the experiment.p is the probability of a success on a single trial of the experiment.The values of these parameters in the context of this problem are given as follows:
n = 3, p = 0.7.
Then the probability of exactly one success is calculated as follows:
P(X = 1) = 3!/(1!2!) x 0.7 x (0.3)² = 0.189 = 18.9%.
Missing InformationThe proportion of voters that approve the mayor's work is of 70%.
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ANSWER QUICK PLEASE!
Evaluate a - c when a = 20.9 and c = -12.8
A:33.7
B:8.1
C:-33.7
D:-8.1
The required evaluation of a - c when a = 20.9 and c = 12.8 is 33.7. Option A is correct.
Given that,
To evaluate a - c when a = 20.9 and c = -12.8.
In mathematics, it deals with numbers of operations according to the statements. There are four major arithmetic operators, addition, subtraction, multiplication, and division.
The process in mathematics to operate and interpret the function to make the function or expression simple or more understandable is called simplifying and the process is called simplification.
Here,
The given expression,
= a - c
a = 20.9 and c = -12.8.
= 20.9 - (-12.8)
= 20.9 + 12.8
= 33.7
Thus, the required evaluation of a - c when a = 20.9 and c = 12.8 is 33.7. Option A is correct.
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Valerie invested $150 at the beginning of each quarter in stock XYZ.
According to the table below, which quarter would have been the optimal
investment period if she had chosen to invest her money as a lump sum?
XYZ
01
02
Q3
Stock Price
$12.75
$12.25
$11.50
$11.75
Q4
O A. Q4
O B. 03
O C. 01
D. Q2
Answer:
Quarter 3
Step-by-step explanation:
The quarter that would have been the optimal investment period is the third quarter.
What is the optimal investment period?
Stocks gives its holders ownership right in a company. Stockholders are paid dividends in some periods.
The optimal investment period is the period when the stock price is the lowest. This is the third quarter.
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please help domain&range
Answer:
21, 7.5, -6
Step-by-step explanation:
Think of domain as x and range as y
okay so basically sense your range is (-6, 3, 12) and your function is
f(x) = -2/3x + 8
your domain values would be
21
7.5
-6
I suggest using desmos, it's very helpful, hope this helps
Consider the equation 5(10)^(z/4)=32 Solve the equation for z, express the solution as a logarithm in base-10
Answer:
\(\displaystyle z = 4\, \log_{10} \left(\frac{32}{5}\right)\).
Step-by-step explanation:
Multiply both sides by \((1/5)\) and simplify:
\(\displaystyle \frac{1}{5} \times 5\, (10)^{z/4} = \frac{1}{5} \times 32\).
\(\displaystyle (10)^{z/4} = \frac{32}{5}\).
Take the base-\(10\) logarithm of both sides:
\(\displaystyle \log_{10}\left(10^{z/4}\right) = \log_{10} \left(\frac{32}{5}\right)\).
\(\displaystyle \frac{z}{4} = \log_{10}\left(\frac{32}{5}\right)\).
\(\displaystyle z = \log_{10}\left(\frac{32}{5}\right)\).
From nose to tail your first dog is 5 feet long. Your first dog is the length of your second dog. How many feet long f is your second dog
According to fraction and ratio, second dog is 3/2 feet long.
In math, what is a fraction?An element of a whole is a fraction. The number is represented mathematically as a quotient, where the numerator and denominator are divided. Both are integers in a simple fraction. A fraction appears in the numerator or denominator of a complex fraction. The numerator of a proper fraction is less than the denominator.
First dog is 5 feet long.
then,
5 feet is equal to 4/5 of the second dog's length.
multiply both sides by 5/4.
5/4 x 5 feet is the second dog's length.
The second dog is 25/4 feet long.
The second dog is 6(1/4) feet long.
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Solve 2(x+3)=-4(x + 1) for x.
Answer:
The answer is x = \(\frac{-5}{3}\).
Step-by-step explanation:
First, we expand the brackets. Therefore:
\(2x+6 = -4x+(-4)\)
\(2x+6 = -4x -4\)
Then, we separate the like terms:
\(2x+4x = -4-6\)
Then we add the like terms up and solve for x:
\(6x = -10\)
Therefore:
\(x = \frac{-10}{6}\)
which, simplified, is:
\(x = \frac{-5}{3}\).
i need help with what is x 4x=20
Answer:
5
Step-by-step explanation:
You are looking for x so what you are really looking for is what times 4 =20 and that is 5.
5x4=20
Answer:
Divide each term in 4x = 20 by 4 and simplify.
X=5
In a circle, an angle measuring 8.7 radians intercepts an arc of length 3.9. Find the radius of the circle to the nearest 10th.
Answer:
r = .5 units
Step-by-step explanation:
8.7 R is an improper FRACTION of the 2 pi R of the entire circle ....set up a ratio:
8.7 / (2 pi) = 3.9 / x where x is the entire circumference measurement
x = 3.9 / (8.7 / (2 pi) ) = 2.82 units
To find the radius circumf = 2 pi r
2.82 = 2 pi r shows r = .5 units
A constant force of 56 pounds is applied at an angle of 35º to pull a 16 foot metal door shut. How much work is done?
a
513.9 ft-lbs
b
734.0 ft-lbs
c
−383.7 ft-lbs
d
−809.7 ft-lbs
(b) 734.0 ft-lbs of work is done.
To find the work done by the force, we need to use the formula:
Work = force x distance x cos(θ)
where:
force = 56 pounds (the given constant force)
distance = 16 feet (the distance the door is being pulled)
θ = 35 degrees (the angle between the force and the displacement of the door)
We need to convert the angle to radians to use it in the formula:
theta = 35 degrees x (pi/180) = 0.6109 radians
Now we can substitute the values into the formula:
Work = 56 pounds x 16 feet x cos(0.6109 radians)
Work = 734.0 ft-lbs (rounded to one decimal place)
Therefore, the answer is (b) 734.0 ft-lbs.
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Find the value of the variables I’ll mark the brainiest!
Answer:
x=15, y=12, z=20
Step-by-step explanation:
y is the geometric mean of the two segments it divides.
9 · 16 = y^2
y=12
Use the pythagorean theorem to find x and z.
16^2 + 12^2 = z^2
z^2 = 400
z=20
9^2 + 12^2 = x^2
x^2 = 225
x=15
A.pex VLS Algebra 1: 6.2.4 Practice - HELP NEEDED!!!
The file below is a picture of the problem I'm stuck on... it's hard to explain. I found Coin A and Coin C, but Coin B is confusing me.
Equations to find the value:
Coin A: V=25(1.07)^t
Coin B: V=40(1.05)^t
Coin C: V=60(1.04)^t
V represents the coin's value and t represents what year it is (kind of).
Please help! Even if you can't do the problem, if you explain how to do it to find Coin B, that would be so appreciated! If you are confused about anything, I'll be happy to explain! Thank you!
Answer:
Answer:1.) I chose coin A and B
2.) Coin: B Value: $40 Annual rate: %5
Coin: A Value: $25 Annual rate: %7
3.) Coin: A P: 25 R: 1.07 Function: v = 25(1.07)^t
Coin: B P: 40 R: 1.05 Function: v = 40(1.05)^t
4.) Base: 1+r Initial: P Exponent: t
If R increased, then P would also increase because you must distribute, and you would be distributing R into P there for if R changes then so would P.
5.) Coin A: Initial value: $25 10 years: $25.70 20 Years: $26.40 30 years: $27.10 60 years: $29.20
Coin B: Initial value: $40 10 years: $40.50 20 years: $41 30 years: $41.50 60 years: $43
Coin C: Initial value: $60 10 years: $60.40 20 years: $60.80 30 years: $61.50 60 years: $62.40
6.) Coin A because the value goes up the most and I probably wouldn't be able to keep the coin for more than 60 years because I would lose it.
the marks on a statistics midterm are normally distributed with a mean of 78 and a standard deviation of 6. what proportion of the class has a midterm grade of less than 75?
The proportion of the class with a midterm grade less than 75 is approximately 0.3085, or 30.85%. This means that 30.85% of the class is expected to have a midterm grade lower than 75.
We can use the cumulative distribution function (CDF) of the normal distribution to find the proportion of the class with a midterm grade less than 75.
The CDF of a normal distribution with mean μ and standard deviation σ evaluated at a point x is given by the formula:
CDF(x) = 0.5 * [1 + erf((x - μ) / (σ * √2))]
where erf is the error function.
For this problem, μ = 78 and σ = 6, and x = 75, so the CDF can be calculated as follows:
CDF(75) = 0.5 * [1 + erf((75 - 78) / (6 * √2))]
= 0.5 * [1 + erf(-0.3536)]
The value of erf(-0.3536) can be looked up in a table or calculated using a software package. The result is approximately -0.383.
CDF(75) = 0.5 * [1 + -0.383] = 0.5 * [0.617] = 0.3085
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Help help help help help me me me I need the answers pls
Answer:
you would use tangent
AC = 6.5
Step-by-step explanation:
tan = \(\frac{opposite}{adjacent}\)
⇒ tan 30 = \(\frac{x}{11.2}\)
tan of 30 is 0.577
⇒ 0.577 = \(\frac{x}{11.2}\)
multiply both sides by 11.2
⇒ 0.577 x 11.2 = \(\frac{x}{11.2}\) x 11.2
⇒ 6.4624
round to the nearest tenth:
⇒6.4624 = 6.5
If P --> Q is an existing functional dependency, which of the following is NOT an augmented functional dependency? OPA --> Q O P. X. Y --> Q OP.X --> O Q -->P OP.A-->P
The option that is NOT an augmented functional dependency is: Q --> P, because it removes the attribute from the left-hand side of the existing functional dependency, which is not allowed in an augmented dependency.
Functional dependency: It is a concept in database management systems that describes the relationship between two attributes or sets of attributes in a table. In a functional dependency A → B, A is the determinant or the attribute(s) that uniquely determines the value of B.
Augmented functional dependency : It is formed by adding one or more attributes to the determinant side of an existing functional dependency.
From the given options, the only one that is not an augmented functional dependency is "Q → P". This is because it does not involve adding any attributes to the determinant side of an existing functional dependency.
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Determine whether the following series converge. Justify your answers, by applying one of the tests of convergence/divergence for series. [infinity]∑k=1 ln( 2k+1)/(2k+4).
Since the divergent series ∑k=1 1/(2k+4) is always smaller than or equal to ∑k=1 ln(2k+1)/(2k+4), and the former does not converge, we can conclude that the given series ∑k=1 ln(2k+1)/(2k+4) also does not converge.
To determine the convergence of the series ∑k=1 ln(2k+1)/(2k+4), we can use the Comparison Test. Let's compare it to the series ∑k=1 1/(2k+4).Consider the series ∑k=1 1/(2k+4). The terms of this series are positive, and as k approaches infinity, the term 1/(2k+4) converges to zero. This series, however, is a divergent harmonic series since the general term does not approach zero fast enough.
Now, comparing the given series ∑k=1 ln(2k+1)/(2k+4) with the divergent series ∑k=1 1/(2k+4), we can see that the term ln(2k+1)/(2k+4) is always greater than or equal to 1/(2k+4) for all values of k. This is because the natural logarithm function is increasing.Since the divergent series ∑k=1 1/(2k+4) is always smaller than or equal to ∑k=1 ln(2k+1)/(2k+4), and the former does not converge, we can conclude that the given series ∑k=1 ln(2k+1)/(2k+4) also does not converge.
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AB:BD = 2:5 and AC:CD = 4:7
Find AB:BC:CD