\([(x^{5}) ^7]^4 = x^{5*7*4} = x^{140}\)
ok done. Thank to me :>
what is the product of the binomals below (2x+3) (3x+3)
Answer:
\(3*(2x+3)*(x+1)\)
Step-by-step explanation:
pull like terms from the problem to re-arrange it into a product
\(\left(2x+3\right)\left(3x+3\right)\\3x + 3 = 3 \cdot (x + 1)\\3 \cdot (2x + 3) \cdot (x + 1)\\\)
multiply and simplfy 4/17×-3/4
Answer:
-3/17
Step-by-step explanation:
4/17 times -3/4 - divide both fours by 4 gets as 1
1/17 times -3/1----- -3/17
Answer:
-3/17
Step-by-step explanation:
4x3 is 12
17x3 is 68
Divide both by 4 and you get -3/17
i hope this is helps!
-60=x-16, -60+?=x-16+?
The value of x when using addition property of equality to solve the given problem is; -44
How to use addition property of equality?The addition property of equality is a property of equality that states that when the same quantity is added to both sides of an equation, it will produce an equivalent equation. For example, 4 = 2 + 2 is an equation due to the fact that both the right and the left-hand sides of the equal sign represent the number 4.
The equation to solve is;
-60 = x - 16
By the use of addition property of equality, we will add 16 to both sides to get;
-60 + 16 = x - 16 + 16
x = -44
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17 friends to 19 friends
The percent increase is
Answer:
the increase is by 2
Step-by-step explanation:
You can add 17 plus 2 or subtract 17 from 19.
Answer:
2?
Step-by-step explanation:
**URGENT** PLEASE HELP WILL GIVE BRAINLIEST
Answer:
they are both 0 since they would not appear on a graph
Step-by-step explanation:
A line has the following equation: y=\frac{6}{7}x+5y=
7
6
x+5
What is the slope of a line parallel to the given line?
Question Blank
type your answer...
What is the slope of a line perpendicular to the given line?
Question Blank
type your answer...
Answer:
Step-by-step explanation:
I'm still not exactly sure what the question really is, but the level suggests that it is
y = (6/7)x + 5
Any line that is parallel to this line has a slope of 6/7
Any line that is perpendicular to this line is a little more complicated.
slope of given line * slope of perpendicular line = - 1
6/7 * perpendicular slope = - 1
Multiply by 7
6*perpendicular slope = - 7
Divide by 6
perpendicular slope = - 7/6
A rectangular bathroom mirror is 4 feet wide and 2 feet tall. What is its perimeter?
Answer:
The perimeter is 24 feet :]
hope this helps! <33
Answer:
12 feet
Step-by-step explanation:
The perimeter of a rectangle is just the sum of all the sides. There are four sides, two that represent the width, and two that are the length. Basically, the easiest way for us to find the perimeter of this shape is to add together the length and the width 2 times.
4 + 2 + 4 + 2 = 12
So, the perimeter of the mirror is 12 feet! I hope this helps! Have a lovely day!! :)
ANSWER THIS FOR BRAINLISTEST
a ball of radius 10 has a round hole of radius 5 drilled through its center. find the volume of the resulting solid.
The volume of the resulting solid, after drilling a round hole of radius 5 through the center of a ball with a radius of 10, is 5243.7 cubic units.
To find the volume of the resulting solid, we can subtract the volume of the drilled hole from the volume of the original ball. The volume of a sphere is given by the formula V = (4/3)πr^3, where r is the radius.
The volume of the original ball can be calculated as:
V_original = (4/3)π(10^3) = 4188.8 cubic units.
The volume of the drilled hole can be calculated as:
V_hole = (4/3)π(5^3) = 523.6 cubic units.
Subtracting the volume of the hole from the volume of the original ball, we get:
V_resulting_solid = V_original - V_hole
= 4188.8 - 523.6
= 4665.2 cubic units.
Rounding to one decimal place, the volume of the resulting solid is approximately 5243.7 cubic units.
By subtracting the volume of the drilled hole from the volume of the original ball, we obtained the volume of the resulting solid. The calculations were based on the formulas for the volume of a sphere and the subtraction of volumes.
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need help on this one pls due in 20 minutes pls help
The vertices of image L'M'N' are L'(-5, -1), M'(0, -1) and N'(-5, -2). Therefore, option C is the correct answer.
Given that, triangles LMN has vertices at L(-1, 5), M(-1, 0) and N(-2, 5).
The vertices of image L'M'N' if the preimage is rotated 90 degree counterclockwise.
90° counterclockwise rotation: (x, y) becomes (-y, x).
Here,
L(-1, 5)→L'(-5, -1)
M(-1, 0)→M'(0, -1)
N(-2, 5)→N'(-5, -2)
Therefore, option C is the correct answer.
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BRAINLIEST AWAITS!
solve these problems and own 15 points and brainliest!
Answer:
Step-by-step explanation:
9) a = 2 ; b = 6
a) a + b = 2 + 6 = 8
b) b - a = 6 - 2 = 4
c) ab = 2 * 6 = 12
10) c = 12 ; d = 4
a) c ÷ d = 12 ÷ 4 = 3
b) c + d = 12 + 4 = 16
c) c - d = 12 - 4 = 8
Find the area of the trapezoid by decomposing into two triangles.
Answer:
32
Step-by-step explanation:
I am pretty sure the answer is 32
(1 point) standard automobile license plates in a country display 2 numbers, followed by 3 letters, followed by 2 numbers. how many different standard plates are possible in this system? (assume repetition of letters and numbers is allowed.) your answer is :
Therefore ,there are 158,184,000 ways to create a license plate in this system.
What is combination ?A selection from a group of separate items is called a combination in mathematics, and the order in which the elements are chosen is irrelevant (unlike permutations). An apple and a pear, an apple and an orange, or a pear and an orange are three combinations of two fruits that can be chosen from a set of three fruits, such as an apple, an orange, and a pear. Formally speaking, a set S's k-combination is a subset of S's k unique components. Two combinations are therefore equal if and only if they have the same elements in both combinations.
According to the counting principle, the total number of ways to obtain a license plate is calculated by multiplying the number of times each of these events might occur together.
The first number (the digits 1 through 9) can be obtained in nine different ways.
There are 26 methods to obtain the first letter. There are 26 ways to obtain the following letter (repetition is acceptable).
There are 26 methods to get the third letter, 10 ways to get the next number (zero is acceptable), and 10 ways to get the following number with repetitions.
How many ways are there to get the next number? 10 ways\s.
Thus ,total options for obtaining a license plate:
9 x 26 x 26 x 26 x 10 x 10=158184000
Therefore ,there are 158,184,000 ways to create a license plate in this system.
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PLEASE HELP I WILL GIVE 100 POINTS!
order the numbers from least to greatest pi, -3, sqrt 49 , sqrt 9
The order of the numbers from least to greatest (pi, -3, sqrt 49 , sqrt 9) is -3.00 < sqrt 9 < pi < sqrt 9
How can the number be arranged?The concept that will be used here is ordering. When you put a list of numbers in order, you rank them from least to greatest or greatest to least. An effective tool for comparing and sorting numbers is a number line. From left to right, we read a number line, with the numbers nearer to the left having lower values.
The given numbers can be converted to decimals so as to be able to arange them in the required order which can be done as :
pi= 3.147= 3.15
-3= -3.00
sqrt 49=7.00
sqrt 9 =3.00
Therefore,-3.00 < sqrt 9 < pi < sqrt 9
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Brian, Pip and Sara share some sweets in the ratio 4:2:1. Brian gets 45 more sweets than Sara. How many sweets are there altogether?
Answer:
105 sweets
Step-by-step explanation:
4×15 = 60
2×15=30
1×15=15
60-15 =45
60+30+15=105
A baseball player swings at the ball 56 times over a season and hits 16 times.
What is the ratio of hits to misses?
Answer:
2:5.
Step-by-step explanation:
Number of misses = 56 - 16 = 40.
Ratio = 16:40
- which simplifies to (16/8) : (40 / 8)
= 2:5.
Find the first five terms of the sequence defined by each of these recurrence
relations and initial conditions.
a) an = 6an-1, a0 = 2
b) an = −2an-1, a0 = −1
c) an = an-1 – an-2, a0 = 2, a1 = −1
a) The first five terms of the sequence are 2, 12, 72, 432, 2592.
b) The first five terms of the sequence are -1, 2, -4, 8, -16.
c) The first five terms of the sequence are 2, -1, -3, -2, 1.
To find the first five terms of the sequence defined by each of these recurrence relations and initial conditions, we will use the given recurrence relation and initial conditions to find the next terms in the sequence.
a) an = 6an-1, a0 = 2
The first term is given as a0 = 2. We will use the recurrence relation to find the next terms.
a1 = 6a0 = 6(2) = 12
a2 = 6a1 = 6(12) = 72
a3 = 6a2 = 6(72) = 432
a4 = 6a3 = 6(432) = 2592
So, the first five terms of the sequence are 2, 12, 72, 432, 2592.
b) an = −2an-1, a0 = −1
The first term is given as a0 = -1. We will use the recurrence relation to find the next terms.
a1 = -2a0 = -2(-1) = 2
a2 = -2a1 = -2(2) = -4
a3 = -2a2 = -2(-4) = 8
a4 = -2a3 = -2(8) = -16
So, the first five terms of the sequence are -1, 2, -4, 8, -16.
c) an = an-1 – an-2, a0 = 2, a1 = −1
The first two terms are given as a0 = 2 and a1 = -1. We will use the recurrence relation to find the next terms.
a2 = a1 - a0 = -1 - 2 = -3
a3 = a2 - a1 = -3 - (-1) = -2
a4 = a3 - a2 = -2 - (-3) = 1
So, the first five terms of the sequence are 2, -1, -3, -2, 1.
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Fill in the blanks to make the statement true: The imaginary part of
4+7i/5−3i
is a positive improper fraction in lowest terms, A/B, where A= and B=
The positive improper fraction in lowest terms representing the imaginary part is 47/34.
To find the imaginary part of the expression (4 + 7i)/(5 - 3i), we can use the following steps:
1. Multiply the numerator and denominator by the conjugate of the denominator to rationalize the expression:
[(4 + 7i)(5 + 3i)] / [(5 - 3i)(5 + 3i)]
2. Simplify the numerator and denominator:
(20 + 12i + 35i + 21i^2) / (25 - 9i^2)
3. Simplify further by replacing i^2 with -1:
(20 + 12i + 35i - 21) / (25 - 9(-1))
4. Combine like terms:
(-1 + 47i) / 34
Now, we can see that the imaginary part of the expression is 47i/34.
Therefore, A = 47 and B = 34.
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X-2y=2 in slope intercept form
Answer:
I believe it's written y = 1/2x - 1
Hope this helps :)
find the median of the following 75 35 48 47 50 55 58 60 70
Answer:
55
Step-by-step explanation:
put them in order from smallest to largest then find middle
Answer:
55
Step-by-step explanation:
How do I figure out how many combinations there are.
Answer:
multiplying and dividing
Step-by-step explanation:
3. A page in a photo album holds 6 photos. Suppose you have 9 photos. How many ways can you arrange
your photos on the page?
Answer:
Double The Three Folder...Use 1st Holder To Hold 2 Photos 2nd To Hold 1 Photo 3rd To Hold 2 Photos 4th Holder To Hold 1 Photo 5th To Hold 2 Photos And 6th To Hold 1
HELP WROTH 15 points
Answer: A: $7.67. B: No. C: Because amount of change that was supposed to be given is supposed to be $2.24
Step-by-step explanation:
If I get it wrong i'm sorry
rearrange the formula below to make 'a' the new subject:
\(c + \frac{1}{2}a^{2}b = d\)
is the bottom answer correct for this question? :
\(a = \sqrt{2(\frac{d-c}{b} )}\)
Step-by-step explanation:
c + 1/2 × a²b = d | - c on both sides
1/2 × a²b = d - c | ×2 on both sides
a²b = 2(d - c) | /b on both sides
a² = (2/b) × (d - c) | sqrt on both sides
a = sqrt(2(d - c)/b)
yes, the given answer is correct.
If Avogadro's number of pennies is divided equally among the 246 million men, women, and children in the United States, how many dollars would each receive
USD per person = $\(2.31\) × \(10^{13}\).
What is the US dollar?The US dollar is the official currency of the United States and a number of other countries. The Coinage Act of 1792 established the United States dollar on equal footing with the Spanish silver dollar, divided it into 100 cents, and authorized the minting of coins denominated in dollars and cents.To find how many dollars would each receive:
Avogadro's number of pennies is divided equally among 261 million people.
Avogadro's number is \(6.022\) × \(10^{23}\).
To find the number of pennies each person will receive, we divide \(6.022\) × \(10^{23}\) by 261 million.
Pennies per person = \(\frac{6.022 * 10^{23} }{261 million} = \frac{6.022 * 10^{23} }{261 * 10^{6} } = 2.31 * 10^{15}\)
This is equal to the number of cents each person receives.
To convert pennies into dollars, 1 USD = 100 pennies, divide \(2.31 * 10^{15}\) by \(100\).
USD per person = \(\frac{2.31 * 10^{15} }{100} = $2.31 * 10^{13}\)
Therefore, USD per person = $\(2.31\) × \(10^{13}\).
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The question you are looking for is here:
If Avogadro's number of pennies is divided equally among the 261 million men, women, and children in the United States, how many dollars would each receive?
Can someone please help mee (20 points
brainliest!!!)
Answer: p= (-0.10)x + 31
Step-by-step explanation:
m is the slope, and we know that each time they need to drop $0.10 so that is our slope. For the b we just need to get $0.10 times 260 cards that need to sell and add 5 and we get 31. So, the equation is p= (-0.10)x + 31.
Thank you if you can give me the brainliest.
Determine the perimeter of a triangle with vertices defined by the given points to the nearest tenth. a(1,1),b(2,5),c(5,1)
A triangle with vertices located at A(1 , 1), B(2 , 5), and C(5 , 1) has a perimeter of 13.1 units.
A triangle is a two-dimensional shape that has three sides or edges and three vertices.
Perimeter refers to the distance around any two-dimensional shape. The perimeter of a triangle is the sum of the length of its sides.
To solve for the perimeter of triangle ABC with vertices located at A(1 , 1), B(2 , 5), and C(5 , 1), solve first for the length of each side, namely side AB, side BC, and side AC.
And to solve for the length of each side, use the distance formula given by:
d = √(x2 - x1)^2 + (y2-y1)^2
side AB : d = √(2 - 1)^2 + (5 - 1)^2 = √1 + 16 = √17 units
side BC : d = √(5 - 2)^2 + (1 - 5)^2 = √9 + 16 = √25 = 5 units
side AC : d = √(5 - 1)^2 + (1 - 1)^2 =√16 + 0 = √16 = 4 units
Solving for the perimeter of triangle ABC,
P = AB + BC + AC
P = √17 + 5 + 4
P = 4.123 + 9
P = 13.123 units
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Find the directional derivative of the function at the given point in the direction of the vector v.
f(x, y) = 7 e^(x) sin y, (0, π/3), v = <-5,12>
Duf(0, π/3) = ??
The directional derivative of the function at the given point in the direction of the vector v are as follows :
\(\[D_{\mathbf{u}} f(\mathbf{a}) = \nabla f(\mathbf{a}) \cdot \mathbf{u}\]\)
Where:
- \(\(D_{\mathbf{u}} f(\mathbf{a})\) represents the directional derivative of the function \(f\) at the point \(\mathbf{a}\) in the direction of the vector \(\mathbf{u}\).\)
- \(\(\nabla f(\mathbf{a})\) represents the gradient of \(f\) at the point \(\mathbf{a}\).\)
- \(\(\cdot\) represents the dot product between the gradient and the vector \(\mathbf{u}\).\)
Now, let's substitute the values into the formula:
Given function: \(\(f(x, y) = 7e^x \sin y\)\)
Point: \(\((0, \frac{\pi}{3})\)\)
Vector: \(\(\mathbf{v} = \begin{bmatrix} -5 \\ 12 \end{bmatrix}\)\)
Gradient of \(\(f\)\) at the point \(\((0, \frac{\pi}{3})\):\)
\(\(\nabla f(0, \frac{\pi}{3}) = \begin{bmatrix} \frac{\partial f}{\partial x} (0, \frac{\pi}{3}) \\ \frac{\partial f}{\partial y} (0, \frac{\pi}{3}) \end{bmatrix}\)\)
To find the partial derivatives, we differentiate \(\(f\)\) with respect to \(\(x\)\) and \(\(y\)\) separately:
\(\(\frac{\partial f}{\partial x} = 7e^x \sin y\)\)
\(\(\frac{\partial f}{\partial y} = 7e^x \cos y\)\)
Substituting the values \(\((0, \frac{\pi}{3})\)\) into the partial derivatives:
\(\(\frac{\partial f}{\partial x} (0, \frac{\pi}{3}) = 7e^0 \sin \frac{\pi}{3} = \frac{7\sqrt{3}}{2}\)\)
\(\(\frac{\partial f}{\partial y} (0, \frac{\pi}{3}) = 7e^0 \cos \frac{\pi}{3} = \frac{7}{2}\)\)
Now, calculating the dot product between the gradient and the vector \(\(\mathbf{v}\)):
\(\(\nabla f(0, \frac{\pi}{3}) \cdot \mathbf{v} = \begin{bmatrix} \frac{7\sqrt{3}}{2} \\ \frac{7}{2} \end{bmatrix} \cdot \begin{bmatrix} -5 \\ 12 \end{bmatrix}\)\)
Using the dot product formula:
\(\(\nabla f(0, \frac{\pi}{3}) \cdot \mathbf{v} = \left(\frac{7\sqrt{3}}{2} \cdot -5\right) + \left(\frac{7}{2} \cdot 12\right)\)\)
Simplifying:
\(\(\nabla f(0, \frac{\pi}{3}) \cdot \mathbf{v} = -\frac{35\sqrt{3}}{2} + \frac{84}{2} = -\frac{35\sqrt{3}}{2} + 42\)\)
So, the directional derivative \(\(D_{\mathbf{u}} f(0 \frac{\pi}{3})\) in the direction of the vector \(\mathbf{v} = \begin{bmatrix} -5 \\ 12 \end{bmatrix}\) is \(-\frac{35\sqrt{3}}{2} + 42\).\)
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What outcome is likely to occur for a hypothesis test evaluating a treatment that has a very large and robust effect?
For the given statement, we have to correctly rejecting the null hypothesis.
According to the statement
we have to find the outcome when hypothesis test evaluating a treatment that has a very large and robust effect.
For this purpose, we know that the
A hypothesis is a testable statement about the relationship between two or more variables or a proposed explanation for some observed phenomenon.
And according to the given statement it is clear that the by this we have to rejected this hypothesis.
because this treatment and the large effects are not possible for the independent values of the hypothesis.
In other words, we can say that the we have to correctly rejecting the null hypothesis.
So, For the given statement, we have to correctly rejecting the null hypothesis.
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i need help show work
Step-by-step explanation:
That symbol is sigma, which is the sum of that equation from k = 1 to n = 4
Equation is 2(3^n-1)
Since we're going 1 to 4, the sum would be as follows (replacing n with 1, 2, 3, and 4
\(2( {3}^{1 - 1}) + 2( {3}^{2 - 1}) + 2( {3}^{3 - 1}) + 2( {3}^{4 - 1}) = {?}\)
\(2(1) + 2(3) + 2(9) + 2(27) = \)
\(2 + 6 + 8 + 54 = 70\)