Answer:
Thank you so much!!
Step-by-step explanation:
Have a good day also :)
Answer:
Thanks :)
Step-by-step explanation:
With the full moon at position 3, which two positions experience low tide? 3 and 5 5 and 9 6 and 12 9 and 12
When the full moon is at position 3, positions 9 and 12 experience low tide.
The correct option is 9 and 12.
The positions of the moon and the sun have an impact on the tides of the Earth's oceans.
What is a tide?
Tides are the regular rise and fall of the sea level due to the gravitational influence of the Moon and the Sun on the Earth. The gravitational pull of the Moon on the Earth produces two tidal bulges, one on the side of the Earth facing the Moon and one on the side opposite the Moon. The Moon's gravitational pull causes high tides in the area of the bulge and low tides elsewhere on the Earth. The tides are affected by the location of the Sun and the Moon as they orbit the Earth.
In order to determine which two positions experience low tide, the Moon's position must be considered.
When the Moon is directly overhead or opposite to the Earth, its gravitational pull has the greatest effect, causing the greatest difference between high and low tides, also known as spring tides.
When the Moon is at a 90-degree angle to the Earth, its gravitational pull is less, causing a smaller difference between high and low tides, also known as neap tides.
In the given case, when the full moon is at position 3, positions 9 and 12 experience low tide.
Thus, the correct option is 9 and 12.
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first compute the gradient of the function f(x,y) = 2 + 3x^2 -
7y^2. then evaluate it at the point (-3,2)
First, compute the gradient of the function \( f(x, y)=2+3 x^{2}-7 y^{2} \). Then evaluate it at the point \( (-3,2) \) The gradient is \( \nabla f(x, y)=\{ \) The gradient at \( (-3,2) \) is
the gradient at \((-3,2)\) is \(\nabla f(-3,2)=\boxed{(-18i)-28j}\).
The gradient of the function \(f(x,y)=2+3x^2-7y^2\) is given by,\[\nabla f(x,y)=\frac{\partial f}{\partial x}i+\frac{\partial f}{\partial y}j\]Here, \(i\) and \(j\) are the unit vectors along the x-axis and y-axis respectively.
Hence, we have,\[\nabla f(x,y)=(6x\cdot i)-14y\cdot j\]We are to evaluate this gradient at the point \((-3,2)\).Therefore, substituting \(x=-3\) and \(y=2\) in the above expression, we have\[\nabla f(-3,2)=(6(-3)\cdot i)-14(2)\cdot j=(-18i)-28j\]Hence, the gradient at \((-3,2)\) is \(\nabla f(-3,2)=\boxed{(-18i)-28j}\).
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8. Two straight lengths of wire are placed on the ground, forming vertical angles. If the measure (3 points)
of one of the angles formed is 72°, what are the measures of the other three angles? Explain
your answer.
How do you use the distributive property to write the expression without parentheses: 6(a-2)?
Answer:
\(6(a - 2) = 6a - 12\)
Reed is purchasing an X-Box One. He made an initial payment of $75 to the store, and will pay $15 each month until the system is paid off. Which equation represents the relationship between x, the number of monthly payments Reed has paid, and t, the total amount that Reed has paid the store?
A. t = 75x + 15 C. t = 15x + 75
B. t = 15x - 75 D. Not Here
C.) T=15x+75
its 15 dollars each month and since you don't know the number of months the variable would correspond with 15 and you just need to add 75 onto it
Answer:
C. t = 15x + 75
Step-by-step explanation:
since you already payed the 75 dollars you add it and you multiply 15 by x because x is the number of months you pay
Choose the equations that have (-3, 5, 3) as a solution. Select the two correct
answers.
-x- y + 5z = 1
x - 2y + 3z = -4
x+y-z= -1
-x+y-z=4
2x - y + z = 8
Answer:
d and b
Step-by-step explanation:
24 < 4x - 3 +5x + 6
a.) x > 3
b.) x > 7/3
c.) x < 7/3
d.) x < 3
Solution:
Simplify the RHS:
24 < 4x - 3 + 5x + 6=> 24 < 9x - 3 + 6Further simplify the RHS:
=> 24 < 9x + 3Subtract 3 both sides:
=> 24 - 3 < 9xSimplify the LHS:
=> 21 < 9xDivide both sides by 9:
=> 21/9 < 9x/9=> 7/3 < xSwitch signs:
=> x > 7/3Now, graph the line.
Line attached~
X, Y, Z Axis. What do they stand for?
The X, Y, and Z axes define a three-dimensional coordinate system, which is commonly used to represent physical objects or mathematical functions in space.
The X, Y, and Z axes are terms commonly used in mathematics, physics, engineering, and computer graphics to refer to the three dimensions in a three-dimensional coordinate system.
The X-axis is the horizontal axis and is used to represent values along the horizontal plane. It is often called the "abscissa" and is typically drawn as a horizontal line that intersects with the Y-axis at the point where they meet, which is called the origin.
The Y-axis is the vertical axis and is used to represent values along the vertical plane. It is often called the "ordinate" and is typically drawn as a vertical line that intersects with the X-axis at the origin
.The Z-axis is the third axis and is used to represent values along the depth or height plane. It is often called the "applicate" and is typically drawn as a line that is perpendicular to both the X and Y axes, intersecting with both at the origin.
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1)Draw the image of the figure under the translation described by thefunction.2(x, y) + (x +3, y)
The vertices of the triangle are:
(1,4), (1,-2) and (-2,-2).
A translation by the given rule will give the vertices of the image as:
\(\begin{gathered} (1,4)\to(1+3,4)=(4,4) \\ (1,-2)\to(1+3,-2)=(4,-2) \\ (-2,-2)\to(-2+3,-2)=(1,-2) \end{gathered}\)The pre-image(ABC) and image(A'B'C') are drawn in the diagram below:
help on system of equations using substitution
Answer:
The answer is option C.
The answer is option
Step-by-step explanation:
5x + 2y = - 15 ......... 1
x - 4y = - 3 ........ 2
Make x the subject in the second equation and substitute it into the first equation
That's
x = 4y - 3
5(4y - 3) + 2y = - 15
20y - 15 + 2y = - 15
22y = - 15 + 15
22y = 0
Divide both sides by 22
y = 0
Substitute y = 0 into x = 4y - 3
That's
x = 4(0) - 3
x = - 3
x = - 3 y = 0
( - 3 , 0)Hope this helps you
Find the midpoint of the segment with the endpoints:(6, 7) and (6,-5)
Answer:
The answer is
( 6 , 1)Step-by-step explanation:
The midpoint M of two endpoints of a line segment can be found by using the formula
\(M = ( \frac{x1 + x2}{2} , \: \frac{y1 + y2}{2} )\)
where
(x1 , y1) and (x2 , y2) are the points
From the question the points are
(6, 7) and (6,-5)
The midpoint is
\(M = ( \frac{6 + 6}{2} \: , \: \frac{7 - 5}{2} ) \\ = ( \frac{12}{2} \: , \: \frac{2}{2} )\)
We have the final answer as
( 6 , 1)Hope this helps you
g what is the default alternative hypothesis tested for regression (slope) coefficients in a standard regression output?
The default alternative hypothesis tested for regression (slope) coefficients in a standard regression output is that the slope coefficient is not equal to zero.
In other words, the alternative hypothesis (H1) states that there is a significant relationship between the independent variable and the dependent variable. This can be represented as:
H1: β ≠ 0
Where β is the regression slope coefficient.
This hypothesis is tested against the null hypothesis (H0) that states there is no significant relationship between the variables, and the slope coefficient is equal to zero:
H0: β = 0
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Evulating expressions please answer.
Answer:
-1
Step-by-step explanation:
If you add a negative number, it's just subtraction. If you take away a negative number, it's just addition. So:
4+(-2)-(-3)-6
4-2+3-6
2+3-6
5-6
-1
(-2.05) - (-5)
explain and show how u did this
Answer:
2.95
Step-by-step explanation:
When we have a problem like this (-2.05)-(-5)
It becomes -2.05+5 because two negatives make a positive, then we add them and we get 2.95
44 sit-ups in 4 days =
sit-ups per day
Answer:
11 sit ups per day
Step-by-step explanation:
because 44/4 = 11
Answer:
11sit ups each day
Step-by-step explanation:
divide 44by 4
A botanist wanted to know if the stem lengths of daffodils differed depending on which side of a building they grew on. So she measured all of the flowers on the north, east, south, and west sides of the building and created the following graph:a. For this analysis, what is the explanatory variable? What is the response variable? Foreach variable, provide the type and scale.b. Which building side has the largest range? Which side has the largest IQR?c. On the south side of the building, the first quartile is 43cm, the median is 46cm, andthe third quartile is 48cm. If she goes to the south side and randomly selects threedaffodils, what is the probability that none of them are between 46cm and 48cm?
The probability that none of them are between 46 cm and 48 cm is 0.422
From the given data,
A botanist wanted to know if the stem lengths of daffodils differed depending on which side of a building they grew on.
Probability is a measure of the likelihood of an event to occur. Many events cannot be predicted with total certainty. We can predict only the chance of an event to occurSouth side of the building
First quartile Q1 = 43
Median Q2 = 46
Third quartile Q3 = 48
As we know that first quartile Q1 is 25% mark , Median id 50% mark and third quartile Q3 is 75% mark
25% data's lie between Q1 and Q2 and next 25% between Q2 and Q3.
So the percentage data point lying between median and Q3 is 25% or 0.25.
In a sample of 3 let X be the random variable defining numbers of daffodils lying between 46 cm and 48 cm.
Then X follows Binomial (3 P=0.25)
So, P(X=0)=\({ }^3 \mathrm{C}_0 \times 0.25^0 \times(1-0.25)^3=\frac{3 !}{3 !} \times 1 \times 0.75^3=0.421875 \approx 0.422$\)
Therefore, the probability that none of them are between 46 cm and 48 cm is 0.422
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Is 841 odd or even can you plz help me
Answer:
841 is an odd number.
Step-by-step explanation:
Answer:
odd because 1 is an odd number
Step-by-step explanation:
hope this helps
Triangle ABC has vertices A(4, 5), B(0, 5), and C(3, –1). The triangle is translated 3 units to the left and 1 unit up. What are the coordinates of B' after the translation? (1, 6) (–3, 6) (0, 0) (3, 1).
The coordinates of point B' are (-3, 6).
Given thatTriangle ABC has vertices A(4, 5), B(0, 5), and C(3, –1).
The triangle is translated as 3 units to the left and 1 unit up.
We have to determineWhat are the coordinates of B' after the translation?
According to the questionTriangle ABC has vertices A(4, 5), B(0, 5), and C(3, –1).
The triangle is translated as 3 units to the left and 1 unit up.
To find the coordinates of B', we will shift the x-coordinate of point B to left by 3 units and the y-coordinate of point B to 1 unit up.
After the given transformation the coordinates of point B' would be:
\(\rm B(0, \ 5) = B (0-3, \ 5+1) = B(-3, \ 6)\)
Therefore, the coordinates of point B' are (-3, 6).
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PLEASE HELP WILL MARK BRAINLIEST AND 20 POINTS !!
Write the system of equations for the matrix.
[0. 2. 3. / 4
[8 -1 -2 / 5
[2. 0. 1 /9
The three equations that will emerge from the given matrix will be:
2y + 3z = 48x - 1y - 2z = 52x + z = 9What are equations?An equation is a mathematical statement that contains the symbol "equal to" between two expressions with identical values. Like 3x + 5 = 15, for example. There are many different types of equations, including linear, quadratic, cubic, and others. In a mathematical equation, the equals sign is used to express that two expressions are equal.So, the equations for the given matrix will be:
[0. 2. 3. / 4]
[8 -1 -2 / 5 |
[2. 0. 1 / 9 ]
Now, the equation will be:
2y + 3z = 48x - 1y - 2z = 52x + z = 9Therefore, the three equations that will emerge from the given matrix will be:
2y + 3z = 48x - 1y - 2z = 52x + z = 9Know more about equations here:
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In the diagram, the length of segment AB is 10 units and the radius of the circle centered at A is 4 units. Use this to create two unique triangles, each with a side of length 10 and a side of length 4. Label the sides that have lengths 10 and 4.
A triangle is a three-edged polygon with three vertices. It is a fundamental form in geometry.
What is a triangle?A triangle is a three-edged polygon with three vertices. It is a fundamental form in geometry. Triangle ABC denotes a triangle with vertices A, B, and C.
The two triangles can be made as shown below, the bigger triangle will be an equilateral triangle with each side measuring 10 units, while the smaller triangle will be an isosceles triangle and the measure of the same length side will be equal to the radius of the circle.
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There is a bag containing 10 parts, of which 2 are faulty. You reach in and grab 2 parts. What is the probability that neither part you grabbed is faulty?
The probability that neither part you grabbed is faulty is approximately 0.622, or about 62.2%.
Let's first calculate the total number of ways of choosing 2 parts out of the 10:
Total number of ways = 10 choose 2 = 10C2 = (10 * 9) / (2 * 1) = 45
Now, we need to calculate the number of ways of choosing 2 parts such that neither of them is faulty. We can choose 2 non-faulty parts out of the 8 non-faulty parts as follows:
Number of ways of choosing 2 non-faulty parts = 8 choose 2 = 8C2 = (8 * 7) / (2 * 1) = 28
So, the probability of selecting 2 non-faulty parts is:
P(both non-faulty) = (Number of ways of choosing 2 non-faulty parts) / (Total number of ways of choosing 2 parts)
P(both non-faulty) = 28 / 45 ≈ 0.622
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What does changing the “a” variable do to the graph of a quadratic?
Answer:
makes it slope
Step-by-step explanation:
Trey made 12 out of 30 free throw shots on the basketball court. If he attempts 75 free throw shots, how many could he expect
to make?
Answer:
You could expect Trey to make 30 shots.
Step-by-step explanation:
To figure out the answer to your question, we have to divide 12 by 30 to figure out the percentage for the 75 free shots:
12 ÷ 30 = 0.4
Then, we take the 75 and multiply it by 0.4:
0.4 x 75 = 30
May I have Brainliest please? My next rank will be the highest one: A GENIUS! Please help me on this journey to become top of the ranks! I only need 11 more brainliest to become a genius! I would really appreciate it, and it would make my day! Thank you so much, and have a wonderful rest of your day!
Can somebody plz help me plz ?
Answer:
-5
Step-by-step explanation:
plug it in and it works
Work out 2 and 1/2 x 1 and 4/5
Give your answer as a mixed number in its simplest form
Answer:
\(4\frac{1}{2}\)
Step-by-step explanation:
a car rental company charges an initial fee of $42 and a daily fee of $12. a customer pays a total of $138. how many days did the customer rent the car?
The customer rented the car for 8 days.
The total amount paid by the customer, $138, is made up of the initial fee and the daily fee multiplied by the number of days the car was rented.
We can set up the equation as:
138 = 42 + 12x (where x is the number of days the car was rented)
To find the number of days, we can subtract the initial fee from both sides of the equation:
138 - 42 = 12x
96 = 12x
Then we can divide both sides by 12 to solve for x:
x = 8
So the customer rented the car for 8 days.
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please help me!! I can’t figure it out
Answer:
Point 1 (-7, 1)
Point 2 (=9`, -5)
Point 3 (-2, 4)
Step-by-step explanation:
Step 1. Move each point by 1 to the left. (Shown in dark blue)
Step 2: Move the points in dark blue down by 7. (shown lin light blue)
Step 3: find each point by lining up x and y.
You can be identified by x being left to right resembling shaking your head saying "no"
for Y shake your head up and down for Yes.
What is the product of the polynomials?
Answer:
Multiply all of the terms of each polynomial and then combine like terms. Example: Multiply: ( 2 x 2 + x − 3 ) ( x 2 − 2 x + 5 ) . Solution: Multiply each term of the first trinomial by each term of the second trinomial and then combine like terms.
Lines n, m, and p are drawn on the coordinate grid below.
Which choice is NOT true?
susan reads 130 pages of a book in 2.5 days if she reads the same amount each day how many pages did she read
Answer:
52 pages
Step-by-step explanation:
130/2.5=52
Answer:
52 pages per day
Step-by-step explanation:
130 divided by 2.5 is equal to 52. So therefore, 52 pages were read.
Hope this helps!!