Answer:
39960
Step-by-step explanation:
first you have to divide how much money they made by the products to find the base price of each product so 13,000 / 325 which has a quotient of $40 per product then you multiply 40 by 999, so 40 x 999 has a product of 39960
Triangle ABC has vertices A(6.6), B(9.0), and C[3, -3). State and
label the coordinates of A'B'C' after a dilation of D 1/3
Answer:
A (2,2) B (3,0) and C (1, -1)
Step-by-step explanation:
just ÷ everything by 3
6/3=2
6/3=2
9/3=3
0/3=0
3/3=1
-3/3=-1
Which shape would you expect to have more lines of symmetry, a regular octagon or an irregular decagon (a 10-sided polygon)? Why?
The shape would you expect to have more lines of symmetry is a regular octagon.
Regular octagon:
A regular octagon has 8 lines of symmetry as it has 8 sides.
Every regular polygon has as many lines of symmetry as the number of sides.
lines of symmetry = 8
Irregular decagon:
If a decagon is not a regular decagon, meaning its sides do not all have equal length, then the number of lines of symmetry varies.
we cannot decide lines of symmetry here because it depends on the length and angles of sides.
Therefore the shape would you expect to have more lines of symmetry is a regular octagon.
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A teacher spent $259.20 on classroom
supplies. This was 80% of the total classroom
budget. How much was the total budget?
Answer:
$324
Step-by-step explanation:
We need to make a proportion:
\( \frac{259.20}{x} = \frac{80}{100} \)
\(25920 = 80x\)
\(x = 324\)
x is 1%. So 100% = 324*100 = 32400 cents = $324
Hope I helped :)
Y = -1/8x -10 linear or nonlinear
Answer:
Linear
Step-by-step explanation:
The equation is in y intercept form.
Linear regression question 8
Use graph below using all the points on the graph to figure out the line of best fit and the estimate of Carter’s weight 15 weeks into his diet.
The linear regression equation from the given scatter plot is:
y = -1.62x + 215.64.
Using this function, the estimate of his weight 15 weeks into the diet is:
191.34 pounds.
How to obtain the linear regression equation?The linear regression equation is obtained inserting the points of the scatter plot of the situation into a linear regression calculator.
From the given scatter plot, the points are given as follows:
(0,216), (1,214), (2,213), (3,210), (4,210), (5,207), (6,206), (7,202), (8,203), (9,202), (10,200)
Inserting these points into a calculator, the line of best fit is given as follows:
y = -1.62x + 215.64.
The estimate weight at the 15th week of the diet is the numeric value of the function when x = 15, that is, the lone instance of x in the function is replaced by 15, as follows:
y = -1.62(15) + 215.64 = 191.34 pounds.
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Describe how you could find the decimal that is equivalent to 3/15 using what you learned, without doing any long division?
we can find the decimal which is equivalent to 3/15 as following
\(\frac{3}{15}=\frac{3}{3\cdot5}=\frac{1}{5}=\frac{1\cdot2}{5\cdot2}=\frac{2}{10}=0.2\)At first we have simplified 3/15 to 1/5
Then to convert to decimal, we need to make the denominator 10 or 100 or 1000 , ....
so, we need to multiply both of the numerator and denominator by 2
So, we have reached to 2/10 which is equivalent to 0.2
evaluate the integral x^3 (x 4 −8)^44 dx by making the substitution u = x^4 - 8
Answer:
(x^4-8)^45 /180 +c
Step-by-step explanation:
If u=x^4-8, then du=(4x^3-0)dx or du=4x^3 dx by power and constant rule.
If du=4x^3 dx, then du/4=x^3 dx. I just divided both sides by 4.
Now we are ready to make substitutions into our integral.
Int(x^3 (x^4-8)^44 dx)
Int(((x^4-8)^44 x^3 dx)
Int(u^44 du/4)
1/4 Int(u^44 dul
1/4 × (u^45 / 45 )+c
Put back in terms of x:
1/4 × (x^4-8)^45/45 +c
We could multiply those fractions
(x^4-8)^45 /180 +c
Find the relative rate of change at the given value of . Assume is in years and give your answer as a percent
Answer:
84.37 %.
Step-by-step explanation:
The question is shown in the attached figure.
We have,
\(f(t)=2t^3+10,\ t=3\)
We can find the value of f(t) at t = 3,
\(f(3)=2(3)^3+10\\\\f(3)=64\)
Finding f'(t).
\(f'(t)=6t^2\)
Finding f'(t) at t = 3
\(f'(3)=6(3)^2\\\\=54\)
The relative change is calculated as :
\(\dfrac{f'(t)}{f(t)}=\dfrac{54}{64}\\\\=0.8437\)
In percentage rate of change,
\(\dfrac{f'(t)}{f(t)}=0.8437\times 100\\\\=84.37\%\)
Hence, the required percent change is 84.37 %.
Select all the correct answers.
Which expressions are equivalent to the given expression?
√40
4√10
05√8
2√10
160 1/2
40 1/2
Answer:160 1/2
4√10
Step-by-step explanation:
Could someone please help me ASAP?
Answer:
B
Step-by-step explanation:
You need to shift the graph of cos UP >1 or DOWN > 1 to get no x -axis intercepts so answer B depicts the value of c
there exists an intewger that is greater than 5 and whose square is smaller than 40, express as a mathematical quantifiers
there exists an integer that is greater than 5 and whose square is smaller than 40, express as a mathematical quantifiers ∃x∈ℤ: x > 5 ∧ x² < 40
1. Start by writing down the equation: x² < 40
2. Take the square root of both sides of the equation to isolate the variable x: √x² < √40
3. Simplify both sides of the equation: x < √40
4. Check that the result makes sense: x < 6.3
5. Take the integer part of the result: x < 6
6. Since the requirement is that x is greater than 5, the answer is x = 6.
We start by writing the equation x² < 40 and then take the square root of both sides to get x < √40. We check that the result is reasonable and then take the integer part of the result to get x < 6. Since the requirement is that x is greater than 5, the answer is x = 6. To confirm, we can calculate that x² = 36 which is smaller than 40, and indeed, 6 is greater than 5. Therefore, the integer that is greater than 5 and whose square is smaller than 40 is 6. This can be expressed mathematically as ∃x∈ℤ: x > 5 ∧ x² < 40 which translates to: There exists an integer x such that x is greater than 5 and the square of x is smaller than 40.
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Please solve this
∫ (log(1 + x ^ 2))/((x + 1) ^ 2) dx
The final result of the integral is:
∫ (log(1 + x²) / (x + 1)²) dx = log(x + 1) - 2 (log(x + 1) / x) - 2Li(x) + C,
where Li(x) is the logarithmic integral function and C is the constant of integration.
We have,
To solve the integral ∫ (log(1 + x²) / (x + 1)²) dx, we can use the method of substitution.
Let's substitute u = x + 1, which implies du = dx. Making this substitution, the integral becomes:
∫ (log(1 + (u-1)²) / u²) du.
Expanding the numerator, we have:
∫ (log(1 + u² - 2u + 1) / u²) du
= ∫ (log(u² - 2u + 2) / u²) du.
Now, let's split the logarithm using the properties of logarithms:
∫ (log(u² - 2u + 2) - log(u²)) / u² du
= ∫ (log(u² - 2u + 2) / u²) du - ∫ (log(u²) / u²) du.
We can simplify the second integral:
∫ (log(u²) / u²) du = ∫ (2 log(u) / u²) du.
Using the power rule for integration, we can integrate both terms:
∫ (log(u² - 2u + 2) / u²) du = log(u² - 2u + 2) / u - 2 ∫ (log(u) / u³) du.
Now, let's focus on the second integral:
∫ (log(u) / u³) du.
This integral does not have a simple closed-form solution in terms of elementary functions.
It can be expressed in terms of a special function called the logarithmic integral, denoted as Li(x).
Therefore,
The final result of the integral is:
∫ (log(1 + x²) / (x + 1)²) dx = log(x + 1) - 2 (log(x + 1) / x) - 2Li(x) + C,
where Li(x) is the logarithmic integral function and C is the constant of integration.
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The following information was obtained from the accounting records of Letty Stores for the financial year ended 30 June 2021:
R
Inventory (1 July 2020)
100 000
Sales
600 000
Purchases
400 000
Sales returns
2 000
Purchases returns
3 000
Drawings: Bank
1 000
Inventory (30 June 2021)
120 000
Additional information:
1. On 29 June 2021, the owner took inventory with a cost price of R20 000 for own use. This transaction has not yet been recorded.
The entity uses the periodic inventory control system.
Required:
Use the information provided above to calculate the cost of sales for the year ended 30 June 2021.
Answer:
333234
Step-by-step explanation:
333234$ for the next 4 years and the ecvation is 69$+-2$
The price of a car was Rs.1,50,000 last year. It has decreased by 10% this
year. The new price is
Answer:
$135000
Step-by-step explanation:
150000*(1-0.1)=150000*0.9=135000
100 Points! Geometry question. Find x and y. Photo attached. Please show as much work as possible. Thank you!
The calculated values of x and y in the figure are x = 2 and y = 4
How to calculate x and y in the figurefrom the question, we have the following parameters that can be used in our computation:
The figure
Where, we have
equal side lengths
This means that
2y - 1 = 3y - 5
Evaluate
y = 4
Next, we have
x + 3 = 3/2x + 2
So, we have
1/2x = 1
This gives
x = 2
Hence, the values of x and y in the figure are x = 2 and y = 4
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What is the complementary angle of CFB
Step-by-step explanation:
CFB reads as twenty five degrees
complementary angle will add to it to sum 90 degrees = sixty five degrees
angle CFD is sixty five degrees
What is the range of the function shown on the graph
Answer:
-2<=y<=-7
Step-by-step explanation:
26 Anna is drawing a picture on a square piece of paper that has an area of 729 in.1 What is the minimum side length of a square clipboard that Anna could use that would support the whole sheet of paper? A. 9 in. B. 27 in. C. 182.25 in. D. 364.5 in. 27] A basketball has a diameter of 9.5 cm. Which of the expressions shows how to determine the volume of air the basketball can
Answer:
B. 27in
What are the different types of cardinal numbers?
Answer:
Cardinal, Ordinal, and Nominal Numbers
Step-by-step explanation:
Answer:
A Cardinal Number is a number that says how many of something there are, such as one, two, three, four, five. An Ordinal Number is a number that tells the position of something in a list, such as 1st, 2nd, 3rd, 4th, 5th etc
Please help I will give anyone brainliest
Answer:
1672.50 = 37.75x + 1068.50
x = 16
There were 16 players brought to the tournament.
Step-by-step explanation:
y = mx + b
y= the total cost
m = cost of each meal
x = the number of players
b = cost of the bus
Plug in what you know and solve for x
1672.50 = 37.75x + 1068.50 Subtract 1068.50 from both sides.
604 = 37.75x Divide both sides by 37.75
16 = x
Equation: 1068.50 + 37.75x =1,672.50
Answer: X= 16
If 1,672.50 is our total it will go behind the equal sign. 37.75x and 1068.50 must be added together to help us receive our total.
Our written equation should look like this
1068.50 + 37.75x =1,672.50
X is the number of players on the team.To find out we must first subtract the amount of money spent on the bus, from the total amount spent.
1,672.50-1068.50 is 604. This means our equation now looks like this
37.75x=604. The next and final step is to divide 37.75 into 604.
604/ 37.75 is 16. Which means that there are 16 players on the team.
I hope this helps & Good luck.
What is a non negative rational number
Answer:
A non negative ration number is a point between a whole number a a decimal fraction (i.e. 1.25) fractions. any part of a group number or whole. numerator. number above the line of a fraction, showing number of parts of the whole.
Step-by-step explanation:
what is the length of the diagnal of the rectangle- iready
Answer:the what:0
Step-by-step explanation:
The ground temperature at Brigham Airport is 17 °C. The temperature decreases by 4.9 °C for every increase of 1 kilometer above the ground. What is the
temperature outside a plane flying at an altitude of 5 kilometers?
Answer:
should be -7.5
Step-by-step explanation:
4.9×5=24.5
17-24.5=-7.5
What is the surface area of the rectangle pyramid below 13 13 13
Answer:
Step-by-step explanation:
Assuming that the given dimensions of 13, 13, 13 refer to the base of the rectangular pyramid, we can calculate the surface area of the pyramid as follows:
First, we need to calculate the area of the rectangular base, which is simply length x width:
Area of rectangular base = 13 x 13 = 169 square units
Next, we need to calculate the area of each triangular face of the pyramid. Since the rectangular base has two sets of parallel sides, there are two types of triangular faces: the isosceles triangles on the sides and the right triangles on the front and back.
To calculate the area of the isosceles triangles, we need to first find the length of the slant height, which can be found using the Pythagorean theorem:
a² + b² = c²
where a and b are the base and height of the triangle (both equal to 13 in this case), and c is the slant height.
13² + 13² = c²
338 = c²
c ≈ 18.38
Now that we have the slant height, we can calculate the area of each isosceles triangle using the formula:
Area of isosceles triangle = (1/2) x base x height
Area of isosceles triangle = (1/2) x 13 x 18.38
Area of isosceles triangle ≈ 119.14 square units
To calculate the area of each right triangle, we need to use the same slant height of 18.38, along with the height of the pyramid, which is also 13. Then we can use the formula:
Area of right triangle = (1/2) x base x height
Area of right triangle = (1/2) x 13 x 18.38
Area of right triangle ≈ 119.14 square units
Since there are two of each type of triangular face, the total surface area of the pyramid is:
Surface area = area of rectangular base + 2 x area of isosceles triangle + 2 x area of right triangle
Surface area = 169 + 2 x 119.14 + 2 x 119.14
Surface area = 546.28 square units
Therefore, the surface area of the rectangular pyramid with base dimensions of 13 x 13 and height of 13 is approximately 546.28 square units.
4x-5 2x+7 Find the value of x
answers should be from
27
37
47
57
for whoever can help me on this question i will mark brainliest. i would also really appreciate the help! :)
6. Transform the given function f(x) as described.
f(x)= |x|
Reflect across the x-axis
Translate up 1 unit
A g(x) = |x-3|- 1
B g(x) = |x+3|+ 1
C g(x) = 2|x| - 1
D g(x) = -|x| +1
Answer:
Transform the given function f(x) as described.
f(x)= |x|
Reflect across the x-axis
Translate up 1 unit
A g(x) = |x-3|- 1
B g(x) = |x+3|+ 1
C g(x) = 2|x| - 1
D g(x) = -|x| +1
This is the graph of y = x2 -7x + 3. Work out x2 -7x + 3 = 0 (careful with the scale).
Answer:
x=6.54138
x=0.458619
Step-by-step explanation:
using the Quadratic Formula where
a = 1, b = -7, and c = 3
x=−b±\(\sqrt{b^{2} -4ac}\)/2a
x=−(−7)±√[(−7)2−4(1)(3)]/2(2)
x=7±√(49−12)/2
x=7±√37/2
The discriminant b2−4ac>0
so, there are two real roots.
Cannot Simplify the Radical:
x=\(\frac{7+-\\\sqrt{37} }{2}\)
which becomes
x=6.54138
x=0.458619
***SUPER HARD QUESTION THAT I CAN'T SOLVE, HOMEWORK IS DUE TOMMOROW! HELP!!!
WEEK 2 Direction: Answer the following problems. 1. Jun wanted to know how much ice cream he got in on scoop. The radius of a scoop is 2 inches. Find the volum Use 3.14 for pi. (SHOW YOUR SOLUTION) a) What is asked in the problem? b) What are the given facts? c) What is the formula to be used? d) Number Sentence e) Final answer. (show your solution pls)
We are given the radius of the scoop and asked to find the volume of ice cream in one scoop. By using the formula for the volume of a sphere and substituting the given radius, we can calculate the volume. The final answer is approximately 33.49 cubic inches.
a) The problem asks for the volume of ice cream in one scoop.
b) The given fact is that the radius of the scoop is 2 inches.
c) The formula to be used is the volume of a sphere, which is given by V = (4/3)πr³, where V is the volume and r is the radius.
d) Number Sentence:
- Given: Radius (r) = 2 inches
- Formula: V = (4/3)πr³
- Substituting the value: V = (4/3)π(2)³
- Simplifying: V = (4/3)π(8)
- Evaluating: V = (4/3)(3.14)(8)
- Multiplying: V = 33.49333333 (approx.)
e) Final answer: The volume of ice cream in one scoop is approximately 33.49 cubic inches.
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Help needed ASAP!! I will give brainliest! (You don’t need to plot the graph)
Answer:
first one y: -3, 0, 3, 6, 12
second one y:5, 2, 0, 2, 5
Step-by-step explanation:
for the first one the equation is y=3x
so when it goes as x:-1, 0, 1, 2, 4
so you should multiply each number by 3 as the equation does
(just replace each number by x in the equation)
so y: -3, 0, 3, 6, 12
next one: equation is y=\(x^{2}\)+1
so do the same as up there: replace x with every number
x:-2, -1, 0, 1, 2
so y will be
y:5, 2, 0, 2, 5