Answer: 2/5 pounds
Step-by-step explanation:
which statement is true? please help!
Please find the volume of the figure
The volume of the pyramid is 576 cubic inches.
To find the volume of a square base pyramid, you can use the formula:
Volume = (1/3) x base area x height
In this case, the side of the square base is given as 12 inches, and the height is given as 12.5 inches.
First, calculate the base area of the pyramid:
Base area = side²
= 12²
= 144 square inches
Now, substitute the values into the volume formula:
Volume = (1/3) x 144 x 12.5
Volume = 576 cubic inches
Therefore, the volume of the pyramid is 576 cubic inches.
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i NEED HELP PLSSSSSSSSS
Answer:
I would think its the one you picked
Step-by-step explanation:
I dont know for sure. Sorry. You said anything. But i think its the last one. Very sorry if you get it wrong. I will feel horrible. But i hope its right!
p(x)=5x^4+7x^3-2x^2-3x+c divided by (x+1)
The remainder is 5 + c, which means that the expression P(x) = \(5x^4 + 7x^3 - 2x^2 - 3x + c\) divided by (x + 1) results in a quotient of\(5x^3 + 2x^2 - 4x + 4\) and a remainder of 5 + c.
To divide the polynomial P(x) = \(5x^4 + 7x^3 - 2x^2 - 3x + c\) by the binomial (x + 1), we can use polynomial long division.
Let's set up the long division:
\(5x^3 + 2x^2 - 4x + 4\)
_______________________
x + 1 | \(5x^4 + 7x^3 - 2x^2 - 3x + c\)
We start by dividing the highest degree term of the dividend (5x^4) by the divisor (x + 1), which gives us 5x^3. We then multiply this quotient by the divisor (x + 1) and subtract it from the dividend:
\(5x^3(x + 1)\)
_______________________
x + 1 | \(5x^4 + 7x^3 - 2x^2 - 3x + c\)
- (\(5x^3 + 5x^2)\)
This leaves us with a new polynomial:\(2x^3 - 7x^2 - 3x + c\). We repeat the process by dividing the highest degree term of this polynomial (2x^3) by the divisor (x + 1), resulting in 2x^2. We then multiply this quotient by the divisor and subtract it from the polynomial:
\(5x^3(x + 1) + 2x^2(x + 1)\)
_______________________
x + 1 | \(5x^4 + 7x^3 - 2x^2 - 3x + c\)
-\((5x^3 + 5x^2)\)
_______________________
\(2x^2 - 3x + c\)
We continue this process until we reach the constant term, resulting in the remainder of the division.
At this point, we have:
\(5x^3(x + 1) + 2x^2(x + 1)\)
_______________________
x + 1 | \(5x^4 + 7x^3 - 2x^2 - 3x + c\)
- \((5x^3 + 5x^2)\)
_______________________
\(2x^2 - 3x + c\)
-\((2x^2 + 2x)\)
_______________________
- 5x + c
- (-5x - 5)
_______________________
5 + c
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Use Newton’s Method to find the solution to the equation
-x^2+18=0 use x_1=3 and find x_4 accurate to six decimal places.
\(f(x) = - x {}^{2} + 18 \\ f'(x) = - 2x\)
\(x_{n + 1} = x_{n} - \frac{f(x_{n})}{f'(x_{n})} \)
\(x_{2} = 3 - \frac{f(3)}{f'(3)} = 4.5\)
\(x _{3}= 4.5 - \frac{f(4.5)}{f'(4.5)} = 4.25\)
\(x_{4} = 4.25 - \frac{f(4.25)}{f'(4.25)} ≈4.242647\)
\(x_{5} = 4.242647 - \frac{f(4.242647)}{f'(4.242647)} ≈4.242640 \\ \)
I could use a little help with this one. i'm rusty.
-3(x+2)-7 = 5x + 7
Answer:
-3(x+2)-7 = 5x + 7
-3x - 6 - 7 = 5x + 7
-3x - 13 = 5x + 7
-20 = 8x
x = -2.5
Answer:
Exact form = x=-5/2
Decimal form = x=-2.5
Mixed number form = x=-2 1/2
Step-by-step explanation:
Isolate the variable by dividing each side by factors that don't contain the variable.
-3(x+2)-7 = 5x + 7
-3x - 6 - 7 = 5x + 7
-3x - 13 = 5x + 7
-20 = 8x
Divide both sides by 8 to get x by itself
Find the cost of 3 scarves if 2 scarves cost $29.00
Answer:
$43.50
Step-by-step explanation:
first you must find the original unit, so you divide 2 by 29 to get 1 scarf= $14.50, then you multiply that by three to get $43.50
Hope this helps :)
Answer:
3 scarves cost $43.5
Step-by-step explanation:
First we should calculate the price of one scarf
2 scarves = $29.00
1 scarf = $29.00÷2=$14.5
The cost of one scarf is $14.5
NOW we multiply it by 3; that way we'll find the cost of 3 scarves
1 scarf = $14.5
3 scarves = $14.5×3=$43.5
The cost of 3 scarves is $43.5
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My subject is Statistics and the homeworks topic is Hypothesis Testing (z-tests). I really need help on this question since I don't understand and it is due tomorrow. Please help!
Answer:
Explanation:
We start by declaring the null hypothesis
The null hypothesis here is that OHS averages 65 tardines per day
Now, let us get the alternative
We start by getting the p-value, which is an extension of the z value
The z value can be calculated as:
\(\begin{gathered} z\text{ = }\frac{x-\mu}{\sigma} \\ \\ z\text{ = }\frac{65-59}{4.5}\text{ = 1.333} \end{gathered}\)Now, we get the value:
\(p\text{ = (z < 1.333)}\)For a two-tailed test, we have that:
\(p\text{ = 0}.183518\)Now, let us get our conclusion
From the value of p, we can see that the result is not significant
Since p is greater than the level of significance, we accept the null hypothesis (The principal's claims) and say there is no convincing evidence that the average number of tardines is different from the principal's claims
Use the given zero to find the remaining zeros of the polynomial function.
P(x) = 2x3 − 5x2 + 6x − 2; 1 + i
Using the given zero . The three zeros of the polynomial function are 1 + i, 1 - i, 1/2, and 2.
What is the polynomial function?If 1 + i is a zero of the polynomial function P(x), then its conjugate, 1 - i, must also be a zero of the polynomial, since complex zeros of polynomial functions with real coefficients always come in conjugate pairs.
To find the remaining zero, we can use polynomial division or synthetic division to divide P(x) by (x - 1 - i)(x - 1 + i), which is the quadratic factor corresponding to the two known zeros:
2x^2 - 3x + 2
P(x) = --------------
(x - 1 - i)(x - 1 + i)
Now we need to solve for the roots of the quadratic factor 2x^2 - 3x + 2. We can use the quadratic formula:
x = [3 ± sqrt(9 - 4*2*2)] / (2*2)
= [3 ± sqrt(1)] / 4
= 1/2 or 2
Therefore, the remaining zeros of P(x) are 1/2 and 2. The three zeros of the polynomial function are 1 + i, 1 - i, 1/2, and 2.
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A college library has four copies of a certain book; the copies are numbered 1, 2, 3, and 4. Two of these are selected at random. The first selected book is placed on 2- hour reserve, and the second book can be checked out overnight. a. Construct a tree diagram to display the 12 outcomes in the sample space. b. Let A denote the event that at least one of the books selected is an even-numbered copy. What outcomes are in A? c. Suppose that copies 1 and 2 are first printings, whereas copies 3 and 4 are second printings. Let B denote the event that exactly one of the copies selected is a first printing. What outcomes are contained in B?
The event A is that at least one of the books selected is an even-numbered copy. The event B is that exactly one of the copies selected is a first printing.
A tree diagram to display the 12 outcomes in the sample space would look like this:
1st Selection | 2nd Selection
----------------------------
1 | 2
1 | 3
1 | 4
2 | 1
2 | 3
2 | 4
3 | 1
3 | 2
3 | 4
4 | 1
4 | 2
4 | 3
The event A is that at least one of the books selected is an even-numbered copy. This would include outcomes 1-2, 1-4, 2-1, 2-3, 2-4, 4-1, 4-2, and 4-3.
The event B is that exactly one of the copies selected is a first printing. This would include outcomes 1-3, 1-4, 3-1, 3-2, 3-4, 4-1, 4-2, and 4-3.
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Melissa runs a mile in 8 minutes 30 seconds. At this rate, how many full miles will she run in 45
minutes?
Answer:
Time measure: 8 miles = 30 seconds We are given 45 minutes × 60 seconds /30= 90 miles10. The steps to solve 1 < 3x +5
Answer:
-1.33333 < x
Step-by-step explanation:
subtract 5 from both sides
get -4<3x
divde 3 by both sides
-1.33< x
Hi, there!
_______
The first step is:
» Subtract both sides by 5
\(\sf{-4 < 3x}\)
Now divide each term by 3:
\(\sf{-\dfrac{4}{3} < x}\)
We can flip it over:
\(\sf{x > -\dfrac{4}{3}}\)
Hope the answer - and explanation - made sense,
happy studying!!
Lattice Arena sold a total of 150 tickets to a basketball game. 90 of the tickets were sold to fans of the home team. What percent of the tickets were sold to fans of the home team?
60 percentage of the tickets were sold to fans of the home team.
What is percentage?A value or ratio that may be stated as a fraction of 100 is referred to as a percentage in mathematics. If we need to compute a percentage of a number, we should divide it by its whole and then multiply it by 100. The proportion therefore refers to a component per hundred. Per 100 is what the term percent signifies. The letter "%" stands for it.
To find the percentage of tickets sold to fans of the home team,
we need to divide the number of tickets sold to home team fans by the total number of tickets sold, and then multiply by 100 to convert the fraction to a percentage:
Percentage of tickets sold to home team fans = (Number of tickets sold to home team fans / Total number of tickets sold) x 100%
Number of tickets sold to home team fans = 90
Total number of tickets sold = 150
Percentage of tickets sold to home team fans = (90 / 150) x 100%
Percentage of tickets sold to home team fans = 0.6 x 100%
Percentage of tickets sold to home team fans = 60%
Therefore, 60% of the tickets were sold to fans of the home team.
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Which line is perpendicular to a line that has a slope of -1/3?
a. line MN
b. line AB
c. line EF
d. line JK
Answer:
Option (c)
Step-by-step explanation:
Slope of a line that passing through two points M(-1, 4) and N(2, -5),
\(m_1\) = \(\frac{y_2-y_1}{x_2-x_1}\)
= \(\frac{-1-2}{4+5}\)
= -(\(\frac{3}{9}\))
= -\(\frac{1}{3}\)
To find the line perpendicular line to MN we will use the property,
\(m_1\times m_2=-1\)
Where \(m_1\) and \(m_2\) are the slopes of two perpendicular lines.
Slope of line perpendicular to MN \((m_2)\) will be,
\(-\frac{1}{3}\times m_2=-1\)
\(m_2=3\)
Slope of line joining two points J(-3, -4) and K(3, -2),
Slope = \(\frac{-4+2}{-3-3}=\frac{1}{3}\)
Slope of line joining two points A(-3, 2) and B(3, 0)
Slope = \(\frac{2-0}{-3-3}=-\frac{1}{3}\)
Slope of the line joining points E(0, -3) and F(2, 3),
Slope = \(\frac{-3-3}{0-2}\) = 3
Therefore, line EF is perpendicular to the line MN.
Option (c) is the answer.
Simplify the fraction 15/50
Answer:
3/10 or .3 in decimal form:)
Step-by-step explanation:
(a) Un ángulo mide 47°. ¿Cuál es la medida de su complemento?
(b) Un ángulo mide 149°. ¿Cuál es la medida de su suplemento?
El supplemento y el complemento de cada ángulo son, respectivamente:
Caso A: m ∠ A' = 43°
Caso B: m ∠ A' = 31°
¿Cómo determinar el complemento y el suplemento de un ángulo?De acuerdo con la geometría, la suma de un ángulo y su complemento es igual a 90° and la suma de un ángulo y su suplemento es igual a 180°. Matemáticamente hablando, cada situación es descrita por las siguientes formulas:
Ángulo y su complemento
m ∠ A + m ∠ A' = 90°
Ángulo y su suplemento
m ∠ A + m ∠ A' = 90°
Donde:
m ∠ A - Ángulom ∠ A' - Complemento / Suplemento.Ahora procedemos a determinar cada ángulo faltante:
Caso A: Complemento
47° + m ∠ A' = 90°
m ∠ A' = 43°
Caso B: Suplemento
149° + m ∠ A' = 180°
m ∠ A' = 31°
ObservaciónEl enunciado se encuentra escrito en español y la respuesta está escrita en el mismo idioma.
The statement is written in Spanish and its answer is written in the same language.
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Finn can type 105 words in 3 minutes
Answer:
you have to divide 105 by 3
Step-by-step explanation:
Answer:
35 words a minute
Step-by-step explanation:
105/3=35
There are 4 triangles and 2 circles. What is the simplest ratio of circles to total shapes?
Answer:
1:3
Step-by-step explanation:
circles:total
2:4+2
=2:6
=1:3
Reason
There are 2 circles and 4+2 = 6 shapes total.
The ratio of circles to total shapes is 2:6 which reduces to 1:3
The order is important since 3:1 is different from 1:3.
17. How much longer is the Amazon River than
the Lower Tunguska and Ganges rivers combined? Explain
Answer:
1000k
Step-by-step explanation:
You read 16 pages of an assignment in 20 minutes.At this rate, how many pages can you read in 45 minutes
Answer:
36
Step-by-step explanation:
20 mins=16 pages
40 mins=32 pages
5 mins=4 pages
In total 36 pages
what is the product of 4x and 3x^2y+7xy^4
The product of the monomial 4x and the polynomial 3x²y + 7xy⁴ is 12x³y + 28x²y⁴.
How to multiply a monomial expression with a polynomial expression?The product of a monomial and a polynomial is as follows:
Step 1: multiply the monomial with each term in the polynomial
Step 2: Check for any like terms, if present adds or subtract them as per their sign.
Step 3: thus, we get the product.
Calculation:The given monomial is 4x and the polynomial is 3x²y + 7xy⁴.
So, their product is
4x × (3x²y + 7xy⁴) = 4x(3x²y) + 4x(7xy⁴)
⇒ (4×3)(x × x²)(y) + (4×7)(x × x)(y⁴)
⇒ 12x³y + 28x²y⁴
Since there are no like terms and do not need any further simplification, the given product is 12x³y + 28x²y⁴.
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A tree is 73 inches tall. How tall is it in feet and inches?
Answer:
6 ft 1 inch
Step-by-step explanation:
We know that there are 12 inches in a foot. So we divide 73/12, which gives us 6 remainder 1. So there are 6 ft and 1 inch.
Answer:
6.08 feet
Step-by-step explanation:
converted it on a site and this was it
Fill in the missing values below one at a time to find the quotient when x^3 - x^2 - 3x + 2 is divided by x - 2.
Therefore, the quotient when x³ - x² - 3x + 2 is divided by x - 2 is x² - 2x - 5 with a remainder of -3.
To find the quotient when x³ - x² - 3x + 2 is divided by x - 2, we will use the long division method. Here is the solution:
Step 1: The first term of the quotient is x². Multiply x² by x - 2 to get x³ - 2x². Subtract this product from x³ - x² to get: x² - 3x² = -2x²
Step 2: Bring down the next term of the dividend, which is -3x. The new dividend is -2x² - 3x.
Step 3: The second term of the quotient is -2x. Multiply -2x by x - 2 to get -2x² + 4x. Subtract this product from -2x² - 3x to get -5x.
Step 4: Bring down the last term of the dividend, which is +2. The new dividend is -5x + 2. Step 5: The third term of the quotient is -5. Multiply -5 by x - 2 to get -5x + 10. Subtract this product from -5x + 2 to get -3.
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Arrange the steps in order to simplify the expression
Answer:
Step-by-step explanation:
For step explanation:
1. write the problem
2. distinguishing the neg sign
3. distributing 3
4. moving like terms next to each other through commutative property
5. Combining like terms
6. getting rid of parentheses
(SAT prep) Find the value of x in each case of the following exercises:
The value of x from the figure is 70°
How to determine the valueIt is important to note that alternate angles are equal and angles in a triangle sum up to 180°
We then have that,
x + 50 + 60 = 180 °
x + 110 = 180°
Make 'x' subject
x = 180 - 110
x = 70 °
Thus, the value of x from the figure is 70°
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Write area or perimeter for painting a wall
Answer:
Area
Step-by-step explanation:
Perimeter is around the edges and area covers the entire surface. To paint a wall you want the whole thing covered so area is correct.
3y-y please can you work it out
Chet's father is 5 times as old as Chet. In 6 years, his father will
only be 3 times as
old. How old is
Chet now?
Answer: Chet is 6 years old now
Step-by-step explanation:
Chet is 6 years old now and his father is 5 x 6 years = 30 years old now.
In 6 years, Chet will be 12 years old, so his father will be 3 x 12 years old = 36 years old.
M is between points C and Q. CM=17 and CQ=21. What is MQ? Enter your answer in the box. MQ=
Answer:
4 units
Step-by-step explanation:
Since, M is between points C and Q, i. e. C - M - Q.
Therefore, CM + MQ = CQ
Therefore, 17 + MQ = 21
MQ = 21 - 17
MQ = 4
Answer:
M is between points C and Q. CM=17 and CQ=21.
What is MQ?
MQ= is 4, the same as on k12
Step-by-step explanation:
Which function will cross the y-axis at (0, 7)?
Oy=x+7
Oy=x-7
0y=x+5
Oy=7x
The value of function which cross the y-axis at point (0, 7) will be;
⇒ y = x + 7
What is substitution method?To find the value of any one of the variables from one equation in terms of the other variable is called the substitution method.
Given that;
The point which cross the function = (0, 7)
Now,
Since, The point which cross the function = (0, 7)
Hence, The point must be satisfy the function.
By option (1);
⇒ y = x + 7
Put (x, y) = (0, 7)
⇒ 7 = 0 + 7
⇒ 7 = 7
Thus, The correct function which passes through the point (0, 7) is,
⇒ y = x + 7
Option (i) is true.
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