A: 8
B: 3
C: 9
Hope this helps
May I please receive help?
Answer:
68
Step-by-step explanation:
Hey your so polite and it’s appreciated! First mark other side of angle (right) as 28. 180-56 = 124. Since other side is smaller don’t make it equal. So it has to be higher than 61. So it’s 68! hope this helps !
HELP ME ASAP!!!
List the fractions and decimals in order from least to greatest
14: 0.5, 1/5, 0.35, 12/25, 4/5
17: -2.3, -2 4/5, -2.6
18: -6.0, -5/8, -7/12, -0.72
19:1.45, 1 1/2, 1 1/3, 1.2
20: -3.0, 0.5, 0.55, -0.35
21. explain how to compare 0.7 and 5/8
Answer:
14: 1/5, 0.35, 12/25, 0.5, 4/5
17: -2 4/5,-2.6, -2.3
18: -6.0, -0.72, -5/8, -7/12
19: 1.2, 1 1/3, 1.45, 1 1/2
20: -3.0, -0.35, 0.5, 0.55
Fraction Into Decimal:
14: 1/5=0.2, 12/25=0.48, 4/5=0.8
17: -2 4/5= -2.8
18: -5/8= -0.625, -7/12=-0.583 (3 is repeated)
19: 1 1/2= 1.5, 1 1/3= 1.3 (3 is repeated)
Explanation:
To start with, you need to convert the fractions into decimals in order to compare them easier
Then, for the negatives, it might be confusing but the bigger negative will be smaller since it's further away from 0 on a number line
Also, for #19, obviously, the negatives go first but for 0.5 and 0.55, it's kinda hard to compare but for 0.5, just add a zero at the end to extend the decimal and compare it. It would become 0.50 and 0.55 would then clearly be greater.
Hope this helped! Please give me brainliest if it did! You don't have to if you don't want to but I spend a lot of time on this, haha!
19. (3,5), (2,-2)
write an equation in slope-intercept form for the line that passes through each pair of points
Answer:
y=7x−16 the answer ;)
i need help so what is 11 x11
Answer:
11x11 is 121
11 x 11 can also be rewritten as 11^2.
Answer:
121
Step-by-step explanation:
There are two ways to doing this.
1. multiplying double digits using the traditional algorithm
line up all the digits (step1) Multiply by the Ones Digit (step2)Add a Zero Place Holder (step3)Multiply by the Tens Digit (step4) Add the Two Answer Rows Together (step5)answerFind the mean of the data summarized in the given frequency distribution. compare the computed mean to the actual mean of miles per hour. speed (miles per hour) 4245 4649 5053 5457 5861 frequency
47.4 is the mean of the data summarized in the given frequency distribution.
What is a frequency distribution?
The number of times a value appears in a dataset is its frequency. The pattern of frequencies for a variable is known as a frequency distribution. The frequency with which each potential value of a variable appears in a dataset.speed m f m*f
42-45 43.5 22 957
46-49 47.5 14 665
50-53 51.5 7 360.5
54-57 55.5 4 222
58-61 59.5 2 119
Total 49 2323.5
mean = 2323.5/49 = 47.4
The computed mean is not close to the actual mean because the difference between the means is more than 5%.
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Match each system of linear equations with the correct number of solutions.
1) Linear equation has no solutions.
2) It has one solution.
3) It has many solutions.
Define linear equation.The points where the lines representing the intersection of two linear equations intersect are referred to as the solution of a linear equation. In other words, the set of all feasible values for the variables that satisfy the specified linear equation constitutes the solution set of the system of linear equations.
Given,
Linear equations:
1) 3x - y = 4
6x - 2y = 8
Multiplying 3x - y = 4 by 2
6x - 2y = 8
6x - 2y = 8
0 = 0
It has no solutions.
2) -3x + y = 7
2x - 4y = -8
2(x - 2y ) = -8
x - 2y = -4
Multiplying x - 2y = -4 by 3
-3x + y = 7
3x - 12y = -12
-11y = -5
y = 5/11
It has one solution.
y = -4x -5
y = -4x + 1
It has many solutions.
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Which of these foods has a high percentage of calories from fats?
A. apples and oranges
B. carrots and eggs
C. bread and celery
D. mayonnaise and nuts
Answer:
D. mayonnaise and nuts
Step-by-step explanation:
Answer:
D. Mayonnaise and nuts
Step-by-step explanation:
Mayonnaise and nuts
What is the value of x in the figure?
Enter your answer in the box.
X=
Look
Answer:
68
Step-by-step explanation:
both angles added should equal to 90
x = 90-22
x = 68
CHECK
68+ 22
90
.˙. x is equal to 68
The surface area of a cone is square units. the height of the cone is times greater than the radius. what is the length of the radius of the cone to the nearest foot? the radius is about feet.
The radius of the cone is 7 feet
How to determine the radius?The given parameters are:
Surface Area, A = 216π
h = 8/3r
The surface area of a cone is:
\(A = \pi r(r + \sqrt{h^2 + r^2})\)
So, we have:
\(216\pi = \pi r(r + \sqrt{(8/3r)^2 + r^2})\)
Factor out r
\(216\pi = \pi r(r + r\sqrt{(8/3)^2 + 1})\)
Evaluate the exponent
\(216\pi = \pi r(r + r * 2.85)\)
Evaluate the sum
\(216\pi = \pi r(3.85r)\)
Divide both sides by pi
\(216 = 3.85r^2\)
Divide both sides by 3.85
\(56.10 = r^2\)
Take the square roots of both sides
r = 7 (approximately)
Hence, the radius of the cone is 7 feet
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Answer:
The radius is about 9 feet.
Hope this helps!
Step-by-step explanation:
Pablo tiene una caja de madera, en la cual ha guardado lo tazo que ha coleccionado. Él deea aber cuánto tiene, cuando lo comenzó a contar vio que, i lo contaba de 7 en 7, de 8 en 8 y de 9 en 9, iempre obraban 5. ¿Cuál e el menor número de tazo que puede tener almacenado?
Por lo tanto, podemos decir que el número mínimo de tazos que Pablo puede tener es 63.
Un Caso de Congruencia ModularEl problema que se plantea es un caso de congruencia modular. La solución más eficiente es usar el Teorema Chino del Resto, que afirma que si a_1, a_2, ..., a_k son números enteros no negativos y n, m_1, m_2, ..., m_k son números enteros mayores a cero que son coprimos entre sí (es decir, el máximo común divisor de m_i y m_j es 1 para todo i y j), entonces existe un único número x (modulo M=m_1m_2...*m_k) que satisface las congruencias:
x ≡ a_1 (mod m_1)
x ≡ a_2 (mod m_2)
...
x ≡ a_k (mod m_k)
En el caso de Pablo, aplicamos el teorema con a_1 = 5, m_1 = 7, a_2 = 5, m_2 = 8 y a_3 = 5, m_3 = 9. Luego, M = 7 * 8 * 9 = 504, y buscamos el menor x positivo tal que x ≡ 5 (mod 7), x ≡ 5 (mod 8) y x ≡ 5 (mod 9).
Para calcular el x que satisface la condición, es necesario encontrar los inversos modular de m_i y aplicar la fórmula del teorema. Sin embargo, en este caso es posible encontrar una solución de manera intuitiva, observando que el menor número positivo que es múltiplo de 7, 8 y 9 es 63. Por lo tanto, podemos decir que el número mínimo de tazos que Pablo puede tener es 63.
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????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????
Answer:
the answer you are looking for is b=7
Which number has a 5 that is one-hundredth the value of the 5 in 765.2?
7.851
96.53
485.2
1,659
Answer:
7.851 is the only one that has a 5 in the hundredth
Date
Selling Cars
Solving One-Step Equations
The Media Store runs a promotion in July to increase summer business. They take $2 off of
every DVD in the store. Complete the table below.
Sale Price
Regular Price
$17
Movie
Speed XXIV
The Furious and the Fast
Planet Wars
Saturday the Fourteenth XIII
$12
$19
$6
1. How did you find the sale price, given the regular price? Use a complete sentence to
explain your answer.
2. Write an expression to represent the sale price, given the regular price.
Use any method to solve each equation.
3. X + 33 = 97
4. 7 + x = 24
Answer:Computer Store sells DVDs for a day = 110
No. of days the store works = 266
No. of DVDs saled in 266 days = 266 days x 110DVDs
= 29,260 DVDs
Step-by-step explanation:
( 2x - 9) x ( x + 5 )
\(2x \times x + 2x \times 5 - 9 \times x - 9 \times 5\)
\( {2x }^{2} + 10x - 9x - 45 \)
\( {2x}^{2} + x - 45 \)
●✴︎✴︎✴︎✴︎✴︎✴︎✴︎✴︎❀✴︎✴︎✴︎✴︎✴︎✴︎✴︎✴︎✴︎●
Hi my lil bunny!
❧⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯☙
\(\boxed{x=14}\)
Reorder the terms:
\(-9 + 2x = 5 + x\)
Solving
\(-9 + 2x = 5 + x\)
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-1x' to each side of the equation.
\(-9 + 2x + -1x = 5 + x + -1x\)
Combine like terms: \(2x + -1x = 1x\)
\(-9 + 1x = 5 + x + -1x\)
Combine like terms: \(x + -1x = 0\)
\(-9 + 1x = 5 + 0\\-9 + 1x = 5\)
Add '9' to each side of the equation.
\(-9 + 9 + 1x = 5 + 9\)
Combine like terms: \(-9 + 9 = 0\)
\(0 + 1x = 5 + 9\\1x = 5 + 9\)
Combine like terms: \(5 + 9 = 14\)
\(1x = 14\)
Divide each side by '\(1\)'.
\(x = 14\)
Simplifying
\(x = 14\)
❧⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯☙
●✴︎✴︎✴︎✴︎✴︎✴︎✴︎✴︎❀✴︎✴︎✴︎✴︎✴︎✴︎✴︎✴︎✴︎●
Have a great day/night!
❀*May*❀
in the diagram below the lager angle is 4 times bigger than the smaller angle.find larger angle
Let the smaller angle be
\(=x\)The larger angle is 4 times bigger than the smaller angle means
\(\begin{gathered} \text{larger angle =y} \\ \text{Therefore,} \\ y=4\times x \\ y=4x \end{gathered}\)Concept:
The sum of two or more angles on a straight line is always 180°
Therefore,
\(x+y=180^0\)By substituting the value of y=4x in the equation above, we will have
\(\begin{gathered} x+4x=180^0 \\ 5x=180^0 \\ \text{divide both sides by 5} \\ \frac{5x}{5}=\frac{180^0}{5} \\ x=36^0 \end{gathered}\)substitute the value of x= 36° in y=4x to find the value of the bigger angle
\(\begin{gathered} y=4x \\ \text{when x=36} \\ y=4\times36 \\ y=144^0 \end{gathered}\)Hence,
The larger angle is =144 °
OPTION D IS THE CORRECT ANSWER
Use the equations and the graph to solve the problem.
f(x)=2x−1
g(x)=3x−5
f(3)+g(3)= [blank].
Select the answer that fills in the blank to make the previous equation a true statement.
A. 7
B. 6
C. 3
D. 1
E. 9
The value of function f(3) + g(3) will be 9. Then the correct option is E.
What is a function?Functions are found all across mathematics and are required for the creation of complex relationships.
Use the equations and the graph to solve the problem.
f(x) = 2x − 1
g(x) = 3x − 5
Then the addition of the functions f(x) and g(x) will be
f(x) + g(x) = 2x − 1 + 3x − 5
f(x) + g(x) = 5x − 6
When x = 3, then the value of function f(3) + g(3) will be
f(3) + g(3) = 5(3) − 6
f(3) + g(3) = 15 − 6
f(3) + g(3) = 9
Then the correct option is E.
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who would win in a fight, Hawk or Miguel? Cobra Kai!!
Answer:
miguel
Step-by-step explanation:
no explanation needed
Answer:
Honestly it could probably go either way
Step-by-step explanation:
lol that's a good question:D
Can someone help out on this please I’m having trouble
Answer:
Step-by-step explanation:
Factored Form:5r + 4r^4I NEED ALL THE EQUATION PLEASE
to factor we must recognize the elements in common
the r exist on both terms, so we can divide by r on each term to factor
\(undefined\)students are conducting an experiment to determine if the amount of sunlight affects the size of clover leaves. they plant clover in two identical pots, placing one next to a window and one inside a cupboard. they water each pot daily with 10 ml of water. which is the independent variable?
In the experiment, the independent variable is the amount of sunlight received by the clover plants.
The amount of sunlight the clover plants receive throughout the experiment serves as the independent variable, as it is being manipulated by the experimenters to determine its effect on the size of the clover leaves.
The dependent variable is the size of the clover leaves, which is being measured as a result of the change in the independent variable (amount of sunlight). The water is a controlled variable, as it is kept constant across both conditions to eliminate its effect on the outcome.
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A claim was recently made on national television that two of every three doctors recommend a particular pain killer. Suppose a random sample of n = 300 doctors revealed that 180 said that they would recommend the painkiller. If the TV claim is correct, what is the probability of 180 or fewer in the sample agreeing?
The probability of 180 or fewer doctors in the sample agreeing that they would recommend the painkiller, if the TV claim that two out of every three doctors recommend it is correct, is approximately 0.233 or 23.3%.
Determine the probability?Let's define a success as a doctor recommending the painkiller. According to the TV claim, the probability of success is p = 2/3, and the probability of failure is q = 1 - p = 1/3.
The sample size is n = 300, and the number of successes in the sample is x = 180.
We can use the binomial probability formula to calculate the probability:
P(X ≤ 180) = \(\[\sum_{i=0}^{180} {300 \choose i} \left(\frac{2}{3}\right)^i \left(\frac{1}{3}\right)^{300-i}\]\)
Calculating this probability using statistical software or a binomial probability calculator, we find that P(X ≤ 180) is approximately 0.233 or 23.3%.
Therefore, if the TV claim is correct, there is a 23.3% probability of observing 180 or fewer doctors in the sample agreeing that they would recommend the painkiller.
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Complete question here:
A claim was recently made on national television that two of every three doctors recommend a particular pain killer. suppose a random sample of n=300 doctors revealed that 180 said that they would recommend the painkiller. If the TV claim is correct, what is the probability of 180 or fewer in the sample agreeing?
A quality control expert at a drink bottling factory took a random sample of 9 bottles from a
production run of over 1,000 bottles and measured the amount of liquid in each bottle in the
sample. The sample data were roughly symmetric with a mean of 505 mL and a standard
deviation of 6 mL.
Based on this sample, which of the following is a 95% confidence interval for the mean
amount of liquid per bottle (in mL) in this production run?
Answer: It's in the screenshot
Step-by-step explanation:
Using the t-distribution, as we have the standard deviation for the sample, it is found that the 95% confidence interval for the mean amount of liquid per bottle (in mL) in this production run is (500.39, 509.61).
What is a t-distribution confidence interval?The confidence interval is:
\(\overline{x} \pm t\frac{s}{\sqrt{n}}\)
In which:
\(\overline{x}\) is the sample mean.t is the critical value.n is the sample size.s is the standard deviation for the sample.The critical value, using a t-distribution calculator, for a two-tailed 95% confidence interval, with 9 - 1 = 8 df, is t = 2.306.
The other parameters are given as follows:
\(\overline{x} = 505, s = 6, n = 9\)
Hence:
\(\overline{x} - t\frac{s}{\sqrt{n}} = 505 - 2.306\frac{6}{\sqrt{9}} = 500.39\)
\(\overline{x} + t\frac{s}{\sqrt{n}} = 505 + 2.306\frac{6}{\sqrt{9}} = 509.61\)
The 95% confidence interval for the mean amount of liquid per bottle (in mL) in this production run is (500.39, 509.61).
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13. [–/3 points] details zilldiffeqmodap11 4.6.005. my notes ask your teacher solve the differential equation by variation of parameters. y'' y = sin2(x)
The general solution to the differential equation y''+y=sin(2x) is y(x) = c1cos(x) + c2sin(x) - x/4cos(2x) + Csin(2x)
How to solve the differential equation?Find the general solution to the homogeneous equation y''+y=0. The characteristic equation is\(r^2+1=0\), which has roots r=±i. So the general solution to the homogeneous equation is \(y_h(x) = c1cos(x) + c2sin(x),\) where c1 and c2 are constants.Assume that the particular solution has the form \(y_p(x) = u(x)*cos(2x) + v(x)*sin(2x)\), where u(x) and v(x) are unknown functions that we need to determine.Find the first and second derivatives of \(y_p(x)\) with respect to x, and substitute them into the differential equation y''+y=sin(2x). This yields:\(u''(x)*(1 + cos(4x))/2 + v''(x)*sin(4x)/2 - 2u'(x)*sin(2x) + u(x)*cos(2x) + 2v'(x)*cos(2x) + v(x)*sin(2x) = sin(2x)/2\)
Equate the coefficients of cos(4x), sin(4x), cos(2x), and sin(2x) on both sides of the equation to obtain a system of linear equations in u'(x), v'(x), u''(x), and v''(x). The system is:\((1 + cos(4x))/2 * u''(x) + sin(4x)/2 * v''(x) + cos(2x) * u(x) + sin(2x) * v(x) = 0-2 * sin(2x) * u'(x) + 2 * cos(2x) * v'(x) = sin(2x)/2\)
Solve the system of linear equations for u'(x), v'(x), u''(x), and v''(x). We get:\(u''(x) = -cos(2x)*sin(2x)/2\\v''(x) = (1-cos^2(2x))/2\\u'(x) = -1/4\\v'(x) = 0\\\)
Integrate u'(x) and v'(x) to obtain u(x) and v(x). We get:u(x) = -x/4
v(x) = C, where C is an arbitrary constant.
Substitute u(x) and v(x) into the particular solution \(y_p(x) = u(x)*cos(2x) + v(x)*sin(2x)\) to obtain the final particular solution. We get:\(y_p(x) = -x/4cos(2x) + Csin(2x)\)
Add the general solution to the homogeneous equation\(y_h(x)\) to the particular solution\(y_p(x)\) to obtain the general solution to the non-homogeneous equation. We get:\(y(x) = y_h(x) + y_p(x) = c1cos(x) + c2sin(x) - x/4cos(2x) + Csin(2x)\)
So the general solution to the differential equation y''+y=sin(2x) is y(x) = c1cos(x) + c2sin(x) - x/4cos(2x) + Csin(2x), where c1, c2, and C are constants that depend on the initial conditions.
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if u help me u will be poggers PLS
Answer:
AB and CD are parallel
EF and GH are tilted
Step-by-step explanation:
hope this is
Find cosθ, tanθ, and cscθ, where θ is the angle shown in the figure.
Give exact values, not decimal approximations.
Answer:
Cos(θ) = 7/√58 ; Tan(θ) = 3/7 ; Csc(θ) = √58/3
Step-by-step explanation:
First, let's solve for the hypotenuse by using the Pythagorean Theorem.
a² + b² = c²
⇒ 7² + 3² = c²
⇒ 49 + 9 = c²
⇒ 58 = c²
⇒ √58 = c
Now that we know the hypotenuse is √58, we can solve for the trig ratios.
Cos(θ) = adjacent/hypotenuse = 7/√58
Tan(θ) = opposite/adjacent = 3/7
Csc(θ) = hypotenuse/opposite = √58/3
7e4t + 200 = 2e4t +1500
Point Z is equidistant from the sides of ARST. C R Z A B S Which must be true? A. SZ&TZ
B. RZ =R BZ
C. CTZ = ASZ
D. ASZ=ZSB
Answer:
B. RZ =R BZ
Step-by-step explanation:
Since point Z is equidistant from the sides of ARST, it lies on the perpendicular bisectors of both sides. Therefore, CZ and SZ are perpendicular bisectors of AB and ST, respectively.
Option B is true because point R lies on the perpendicular bisector of AB, and therefore RZ = RB.
Answer: vv
Step-by-step explanation:
Since point Z is equidistant from the sides of ARST, it lies on the perpendicular bisector of the sides ST and AR.
Therefore, we can draw perpendiculars from point Z to the sides ST and AR, which intersect them at points T' and R', respectively.
Now, let's examine the options:
A. SZ & TZ: This is not necessarily true, as we do not know the exact location of point Z. It could lie anywhere on the perpendicular bisector of ST, and the distance from Z to S and T could be different.
B. RZ = RB: This is true, as point Z lies on the perpendicular bisector of AR, and is therefore equidistant from R and B.
C. CTZ = ASZ: This is not necessarily true, as we do not know the exact location of point Z. It could lie anywhere on the perpendicular bisector of AR, and the distances from Z to C and A could be different.
D. ASZ = ZSB: This is not necessarily true, as we do not know the exact location of point Z. It could lie anywhere on the perpendicular bisector of ST, and the distances from Z to A and B could be different.
Therefore, the only statement that must be true is option B: RZ = RB.
Jacob traveled 171 miles in 3.8 hours. He wants to know how many miles he traveled in one hour, so he set up this problem:
171 divided by 3.8
Jacob started by multiplying the divisor and the dividend by 10. This is the new problem:
1710 divided by 38
Use long division to find the quotient.
0.45
4.5
45
450
The answer is 45
------------------------------------------------------------
PLS HELP I'LL GIVE U BRAINLIEST!!!!!
Answer:
LOL
Step-by-step explanation:
Please help me! Giving brainiest ^^ :)
Answer:
4400 I think
Step-by-step explanation:
Answer:
Vol = 291 cm^3
Step-by-step explanation:
To find the volume of a composite shape, "cut" it into pieces, calculate the volume of each piece, then add those numbers together.
The two green pieces on top can be worked out together. Volume of a prism (box) is:
V = l×w×h
= 2×2×4
= 16
The volume of the blue box on the bottom is:
V = 5×5×11
= 275
The volume of the whole thing is:
16 + 275
= 291 cubic cm