Answer:
13)to find the length of the diagonal of a square, multiply the length of one side by the square root of 2
Help me please asap
Answer:
75
Step-by-step explanation:
300/4 = 75
Change of y/ change of x = gradient
Which of the functions is represented by the graph?
to
Of(x)=x²-3
Of(x) = 2x - 3
Of(x) = 2x² - 3
○ f(x) = x² − 3
I believe it the second one f(x)=2x-3
x2 + 2x - 24 = 0
factoring
2. Factor completely: 3x2+x+15x+5
A (x + 5)(3x + 5)
B (x + 5)(3x + 1)
C (x + 5)(3x - 1)
D (x - 5)(3x + 5)
Answer:
i think its b
Step-by-step explanation:
hope this helps
Find the mode of the data
Answer:
\(mode = l _{1} + ( \frac{d _{1} }{d _{1} + d _{2}} ) \times c \\ \\ = 6.5 + (\frac{50}{50 + 88} ) \times 3 \\ = 7.59\)
he students in Mr. Westgate's class have been arranged in equal
roups for an activity. There are four students in each group.
How many students are participating in the activity?
The number of what?
Based on the above, we can say that the number of students participating in the activity is any multiple of four, since we can always form groups of four students from the total number of students.
What is the number of student about?To answer this question, we need to use the fact that there are four students in each group. Let's call the total number of students participating "N".
We know that each group has four students, so we can write:
N = 4 x (number of groups)
In other words, the total number of students is equal to four times the number of groups.
Sine We do not know the number of groups, but we can find it by dividing the total number of students by four:
number of groups = N / 4
Substituting this expression into the previous equation, we get:
N = 4 x (N / 4)
Simplifying, we get:
N = N
This is always true, so there is no end tn the value of N.
Therefore, we can say that the number of students participating in the activity is any multiple of four, since we can always form groups of four students from the total number of students.
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Jackie has two puppies. One weighs 5 9/16 pounds and the other weighs 6 1/4 pounds. Find the difference in their weights.
weights = pounds
Answer: Jackie has two puppies. One weighs 5 9/16 pounds and the other weighs 6 1/4 pounds. Find the difference in their weights.
Step-by-step explanation:
"DIFFERENCE" means to subtract their weights. We will subtract lesser amount from the greater amount to get our answer.
Also, we need to first make these mixed numbers into improper fractions by using the rule below:
If a number is given in this form:
We can do the operation below to make it improper fraction:
The bigger number is . So we subtract the other from this after changing to improper fraction.
and
Now, we subtract via doing LCM and get our answer: The difference in weight is 11/16 pounds
HELP ME I NEED HELP what is 22*62-13+28
Answer:
EZ, the answer is 1379
Step-by-step explanation:
You gotta gimme brainliest, also, you can even see in the calculator
A number, x, greater than lirie positive square root of 36.
To express a number x that is greater than the positive square root of 36, we first need to determine the value of the positive square root of 36.
The positive square root of 36 is √36, which is equal to 6 since 6 * 6 = 36.
Now, to express a number x greater than the positive square root of 36, we can simply choose any value greater than 6. For example, x = 7, x = 10, x = 100, etc. As long as x is greater than 6, it satisfies the given condition.
Therefore, any number greater than 6, such as x > 6, would be an appropriate representation of a number greater than the positive square root of 36.
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Which number is included in the set of integers that when added to 24 gives a sum of less than zero? Select all that apply.
7
-2
4
3
0
9
Answer:
immma send you the link friend me on hereStep-by-step explanation:
Simplify the following expression: 3x+3(x+6)−4−5x Responses
Answer:
3x + 3x + 18 - 4 - 5x
x + 18 - 4
x + 14
x + 14 is the answer
Lin notices that the number of cups of red paint is always 2/5 of the total number of cups. She writes the equation r = 2/5 to describe the relationship.
In the given equation r = 2/5 t "r" is the dependent variable.
Dependent variables:In mathematics, a variable is a symbol that represents a quantity that can take on different values. In many cases, variables can be divided into two types: dependent variables and independent variables.
An independent variable is a variable that can be changed freely, and its value is not dependent on any other variable in the equation.
A dependent variable is a variable whose value depends on the value of one or more other variables in the equation
Here we have
Lin notices that the number of cups of red paint is always 2/5 of the total number of cups.
She writes the equation r = 2/5 t to describe the relationship.
In the equation, r = 2/5 t, "t" represents the total number of cups, while "r" represents the number of cups of red paint.
Here "t" is the independent variable because it represents the total number of cups, which can be changed arbitrarily.
The value of "r" depends on the value of "t" because the number of cups of red paint is always 2/5 of the total number of cups.
Therefore,
In the given equation r = 2/5 t "r" is the dependent variable.
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Complete Question:
Lin notices that the number of cups of red paint is always 2/5 of the total number of cups. She writes the equation r = 2/5 t to describe the relationship. Which is the independent variable? Which is the dependent variable? Explain how you know.
Which of the following characteristics does a rhombus possess that proves the figure to be classified as a quadrilateral and a parallelogram? Select all that apply. two pair of opposite parallel sides two pair of opposite congruent angles consecutive sides are perpendicular perpendicular diagonals four sided figure intersecting diagonals
Answer:
two pair of opposite parallel sides
two pair of opposite congruent angles
Step-by-step explanation:
You also have parallel sides.
I hope this helps. I am sorry if you get this wrong.
Answer:
Options A, B, and the four sided figure( I cant tell which answer that is)
Step-by-step explanation:
show through prime factorising that 899 is not a prime number
(Q3) a=3.5 cm, b=√18 cm, c=6 cmThe triangle is a(n) _____ triangle.
Based on the given side lengths a=3.5 cm, b=√18 cm (which is approximately 4.24 cm), and c=6 cm, the triangle is an scalene triangle.
Triangles are described in terms of their sides and angles in geometry. A closed planar three-sided polygon shape with three sides and three angles is known as a triangle. The lengths of the sides of a scalene triangle vary. They are not equal, and the angles have three measurements. However, it still has a 180° angle sum, just like all triangles.
A scalene triangle is a triangle with three different side lengths and three different angle measurements. The total of all internal angles, however, is always equal to 180 degrees. As a result, it satisfies the triangle's condition of angle sum.
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Suppose the population of a small town is 567 in 2011. The population DECREASES at a
rate of 5% every year. What will be the population of the town in 2021? Round your answer
to the nearest whole number.
Answer:
2011: 567 2012: 567*(1-.015) 2013: 567*(1-.015)*(1-.015) 2014: 567*(1-.015)567*(1-.015)*(1-.015) you see the pattern; and, if so, you can build an little equation giving you the answer
Answer:
339
Step-by-step explanation:
a = 567 (.95)¹⁰
a = 339.4838445482
Rounded
339
Common factor of 3, 4 and 9
The common factor of 3, 4 and 9 is 1.
Answer:
The LCM of 3,4,9 3 , 4 , 9 is 2⋅2⋅3⋅3=36 2 ⋅ 2 ⋅ 3 ⋅ 3 = 36 .
How do I solve explain steps
Answer:
There's no real solutions to this expression.
Step-by-step explanation:
5x - (3 - 2x) = - (-x - 7) + 6x
First we need to get rid of the parenthesis and to do that we multiply inside the parenthesis with -15x - 3 + 2x = x + 6 + 6x (remember, negative × negative = positive)
Now add/subtract like terms:5x + 2x - 3 = 7x - 3
x + 6x + 7 = 7x + 7
Rewrite the equation:7x - 3 = 7x + 7, 7x will eliminate each other so we will be left with,
-3 = 7 which cannot be true so we say there's no real solutions to this expression.
to find the solution to a system of linear equations, verdita begins by creating equations for the two sets of data points below.data set aa 2-column table with 4 rows. column 1 is labeled x with entries negative 1, 1, 5, 7. column 2 is labeled y with entries negative 6, 2, 18, 26.data set ba 2-column table with 4 rows. column 1 is labeled x with entries negative 5, negative 2, 0, 6. column 2 is labeled y with entries negative 1, 2, 4, 10.which equations could verdita use to represent the data sets?
The equations Verdita could use to represent the data sets include the following:
A. Data Set A: y = 4x-2
Data Set B: y = x +4
How to determine an equation of this line?In Mathematics and Geometry, the point-slope form of a straight line can be calculated by using the following mathematical equation (formula):
y - y₁ = m(x - x₁)
Where:
x and y represent the data points.m represent the slope.First of all, we would determine the slope of data set A;
Slope (m) = (y₂ - y₁)/(x₂ - x₁)
Slope (m) = (2 + 6)/(1 + 1)
Slope (m) = 8/2
Slope (m) = 4
At data point (1, 2) and a slope of 4, a linear equation for data set A can be calculated by using the point-slope form as follows:
y - y₁ = m(x - x₁)
y - 2 = 4(x - 1)
y = 4x - 2
At data point (0, 4) and a slope of 1, a linear equation for data set B can be calculated by using the point-slope form as follows:
y - y₁ = m(x - x₁)
y - 4 = 1(x - 0)
y = x + 4
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Missing information:
The question is incomplete and the complete question is shown in the attached picture.
what statistical tests are available for analyzing the results of an experiment with just one independent variable?
The T-test, product-moment correlation, Chi-square are available for analyzing the results of an experiment with just one independent variable
Depending on the type of data and research issue being investigated, statistical tests such as the t-test, product-moment correlation, and chi-square can be used to examine the outcomes of an experiment with only one independent variable. A frequent statistical test for comparing the means of two groups is the t-test. It may be used to compare the means of two groups, such as a control group and an experimental group, in an experiment with one independent variable.
A statistical method for determining the degree and direction of a linear relationship among two continuous variables is product-moment correlation, sometimes referred to as Pearson correlation. When looking at the relationship between two continuous variables, it may be utilized to analyse outcomes of an experiment using a single independent variable. A statistical technique which is chi-square test examines if there is a meaningful correlation between two category variables. When analysing connection among two categorical variables, it may be used to evaluate outcomes of an experiment using a single independent variable.
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What are the quadrants of the standard (x,y) coordinate plane below that contain points on the graph of the equation 4x - 2y = 8?
Answer: I III and IV
Step-by-step explanation:
The line intersects the x axis at (2,0) and the y axis at (0,-4) so the line goes through quadrants 1 3 and 4 so the answer is the middle or the 3rd from top
need help on this ASAP! please
Step-by-step explanation:
x=66°
180-118=62°
180-52+62=66°
hope this helps
The sum of two numbers is 18. The difference between the two numbers
is 12. What is the two numbers?
these figures are similar. the area of one is given. find the area of the other
I'll give brainliest
also the answer isn't 12
Answer:
I believe 6in squared is the correct answer
Step-by-step explanation:
Answer:
6
Step-by-step explanation:
6*?=24 in
6*4=24in
if it is 3 in on the smaller one, it also will be 2 so it will be 6.
Help me with this please! :D
Answer:
#1=2
#2= 14
#3= 26
#4= 32
Step-by-step explanation:
y=6x-16
Lets use the first one as an example: since x is our variable we can plug in 3 into the equation to make y=(6x3)-16. 6x3=18, so y=18-16 which is 2. You can plug in any other number to find your answer as long as you follow the pattern in the equation.
If anyone knows how to do this stuff I would love some help (✿◠‿◠)
Answer:
See explanation below
Step-by-step explanation:
(a) The spread of the data is represented by their range,
Adam's Range : 106 - 91 = 15
Miguel's Range : 105 - 86 = 19
As Miguel's Range is greater, his data has the greater spread
(b) The middle 50 percent of both data sets would be the following,
Adam | 103 | 105 | 104 | 106 | 100
Miguel | 88 | 86 | 89 | 93 | 105
And their 50% range would be ...
Adam's 50% Range : 106 - 100 = 6,
Miguel's 50% Range : 105 - 86 = 19
Adam still has the least spread, even in the middle 50%
(c) This proves that their is a small variance in Adam's training times, but a large variance in Miguel's training times (Miguel's data is more likely skewed).
compute δy and dy for the given values of x and dx = δx. y = x2 − 5x, x = 4, δx = 0.5
The computation of δy and dy for the given values of x and dx = δx. y = x2 − 5x, x = 4, δx = 0.5 is δy = -0.5 and dy = δy/dx = -1/6
Given, y = x2 - 5x, x = 4, δx = 0.5
We have to compute δy and dy for the given values of x and dx = δx.δy is given by: δy = dy/dx * δx
To find dy/dx, we need to differentiate y with respect to x. dy/dx = d/dx (x^2 - 5x) = 2x - 5
Thus, dy/dx = 2x - 5
Now, let's substitute x = 4 and δx = 0.5 in the above equation. dy/dx = 2(4) - 5 = 3
So, δy = (2x - 5) * δx = (2 * 4 - 5) * 0.5= -0.5
Therefore, δy = -0.5 and dy = δy/dx = -0.5/3 = -1/6
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compute, using integration, the area of a circle of radius r centered at the origin by considering this as the area of a region bounded by two curves.
The area of the circle of radius r centered at the origin is π\(a^{2}\)
Since the circle is symmetrical in relation to the x and y axes, we can calculate the area of a quarter of a circle and multiply it by 4 to get the entire circle's area.
The equation y y = + mn [a 2 - x 2] must be solved.
Y = [a 2 - x 2] = a [1 - x 2 / a 2] is the equation for the upper semicircle (y positive).
Using integrals, we can calculate the area of the circle's top right quarter as shown below.
(1 / 4) Circle's area is equal to 0a a [1 - x 2 / a 2]. dx
Let's replace x/a with sin t to make sin t equal to x/a, dx equal to a cos t dt, and the area is given by
The formula for area of a circle is (1 / 4) Area of circle = 0/2 a 2 (1 - sin2 t) cos t dt
Now that t can range from 0 to /2, we utilize the trigonometric identity [1 - sin2 t] = cos t, which equals (1 / 4) Circle area equals 0/2 a 2 cos2 t dt.
To linearize the integrand, use the trigonometric equation cos2 t = (cos 2t + 1) / 2;
(1 / 4) Circle's area is equal to 0/2 a (cos 2t + 1) / 2 dt.
the integral (1 / 4) be evaluated. Circle's area is equal to (1/2) a2 [(1/2) sin 2t + t]. 0π/2\s= (1/4) π a 2
The circle's entire area is calculated by multiplying by 4.
Area of a circle is equal to 4 * (1/4) a 2 a 2. additional references on integrals and calculus applications.
Area of circle = 4 * (1/4) π a 2 = π a 2 More references on integrals and their applications in calculus.
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Noelani scores 1330 on the SAT. We want to know what score would be equivalent on the ACT (meaning, she did just as well, or got in the same percentile).
Start by finding the z-score for a score of 1330 on the SAT in 2010.
z=
The equivalent score on the ACT is given as follows:
X = 1330.
What are z-scores?The z-score of a measure X of a variable that has mean symbolized by \(\mu\) and standard deviation symbolized by \(\sigma\) is obtained by the rule presented as follows:
\(Z = \frac{X - \mu}{\sigma}\)
Hence her z-score for the SAT is given as follows:
Z = (1330 - 1060)/200
Z = 1.35.
Considering the mean and the standard deviation, the equivalent ACT score is given as follows:
1.35 = (X - 1060)/200
X - 1060 = 200 x 1.35
X = 1330.
Missing InformationACT and SAT scores are both known to be normally distributed. In 2010, the mean and standard deviation for the ACT were μ=20 and σ=6, respectively. The mean and standard deviation for the SAT were μ=1060 and σ=200, respectively.
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Solve the triangle.
a = ?
9514 1404 393
Answer:
a = 7
Step-by-step explanation:
The Pythagorean theorem tells you the value of 'a' is ...
a^2 = b^2 - c^2
a^2 = 25^2 -24^2 = 625 -576 = 49
a = √49 = 7
The length of side 'a' is 7 units.