Answer:
y<-7x-7
Step-by-step explanation:
Add 14x on both sides
-2y>14x+14
Divide by 2 on both sides
-y>7x+7
y<-7x-7
Weight of one ball is 156 1/4 g. Find the number of balls in a box of weight 10kg (b) Solve the following:
Taking the quotient between the mass of the box and the mass of a single ball, we conclude that there are 64 balls in the box.
How many balls are in the box?We want to find the number of balls in a box weighing 10 kg, we need to convert the weight of one ball to kilograms and then divide the total weight of the box by the weight of one ball.
Given that the weight of one ball is (156 + 1/4) g, we can convert it to kilograms:
Weight of one ball = (156 + 1/4) g = (156.25) g = 0.15625 kg
Next, we divide the total weight of the box (10 kg) by the weight of one ball (0.15625 kg):
Number of balls = 10 kg / 0.15625 kg = 64
there are 64 balls in a box weighing 10 kg.
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through: (-1,0), parallel to y = 4x
Answer:
Find the slope of the original line and use the point-slope formula y−y1=m(x−x1)to find the line parallel to y=4x.
y=4x+4
Step-by-step explanation:
Cuál es la razón que indica el avance de un automóvil a 40000 m en 60 minutos?
La razón que indica el avance de un automóvil a 40,000m en 60 min es 666.67 m/min
Queremos obtener la razón entre la distancia avanzada por un automóvil y el tiempo en el que se avanza esta distancia.
Recordamos que:
velocidad = distancia/tiempo.
Entonces lo que calcularemos es la velocidad, en promedio, del autmóvil.
Tenemos:
distancia = 40,000mtiempo = 60minVelocidad = 40,000m/60min = 666.67 m/min
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what is 2 x 2 x 2 as an exponent
Answer:
2 to the third power
Step-by-step explanation:
Answer:
2³
Step-by-step explanation:
2 multiplied by itself 3 times is 2³. This equals 8.
Write an equation of a line in slope-intercept form for the table
The equation of the line in slope-intercept form is y = -2x+8
How to write the equation of a line in slope-intercept form?The equation of a line is an algebraic form of representing the set of points, which together form a line in a coordinate system
The slope-intercept form of the equation of a line is y = mx+b,
where m is the slope and b is the y-intercept
Given the table, pick any two points in order to find the slope:
point 1: x₁ = 0, y₁ = 8
point 1: x₂ = -2, y₂ = 12
slope (m) = (y₂-y₁) / (x₂-x₁)
slope (m) = (12-8)/(-2-0) = 4/(-2) = -2
Using y = mx+b and x₁ = 0, y₁ = 8:
8 = -2(0) + b
b = 8
y = -2x+8
Thus, the equation of the line is y = -2x+8
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Which of the following is not true:
A) All squares are rhombi.
B) All trapeziums are quadrilaterals
C) All rectangles are rhombi
D) All squares are rectangles
E) All rhombi are parallelograms
Answer:
a
Step-by-step explanation:
bc i said so
determine whether f'(0) exists. Explain
f(x) = {x sin (1/x) x ≠ 0
{ 0 x = 0
we can conclude that f'(0) does not exist because the limit of the difference quotient as x approaches 0 does not exist.
To determine whether the derivative of f(x), denoted as f'(0), exists at x = 0, we need to check if the limit of the difference quotient exists as x approaches 0.
The difference quotient formula for the derivative is:
f'(a) = lim (h->0) [(f(a + h) - f(a))/h]
In this case, we need to evaluate f'(0), so our formula becomes:
f'(0) = lim (h->0) [(f(0 + h) - f(0))/h]
Substituting the definition of f(x) into the formula, we have:
f'(0) = lim (h->0) [(0 + h * sin(1/(0 + h)) - 0)/h]
Simplifying the expression further, we get:
f'(0) = lim (h->0) [h * sin(1/h)/h]
Canceling out h in the numerator and denominator, we have:
f'(0) = lim (h->0) [sin(1/h)]
Now, as h approaches 0, the value 1/h approaches infinity. As sin(1/h) oscillates between -1 and 1 for all non-zero values of 1/h, the limit of sin(1/h) as h approaches 0 does not exist.
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a cell phone factory has a cost of production c(x)=180x 8400 and revenue function r(x)=210x. what are the coordinates of the break-even point?
To find the break-even point, we need to find the point where the cost function and revenue function intersect, since at that point the profit will be zero.
So, we set the cost function equal to the revenue function:
180x + 8400 = 210x
Simplifying:
30x = 8400
x = 280
Therefore, the break-even point is at x = 280. To find the coordinates, we need to plug this value into either the cost or revenue function:
c(280) = 180(280) + 8400 = 50400
r(280) = 210(280) = 58800
So the break-even point is (280, 50400).
To find the coordinates of the break-even point, we need to determine the value of x when the cost of production (c(x)) is equal to the revenue (r(x)). In other words, we need to solve the equation c(x) = r(x).
Step 1: Set c(x) equal to r(x)
180x + 8400 = 210x
Step 2: Rearrange the equation to solve for x
210x - 180x = 8400
30x = 8400
Step 3: Divide both sides by 30 to find x
x = 8400 / 30
x = 280
Step 4: Find the break-even revenue by plugging x into either the cost or revenue function (we'll use r(x))
r(280) = 210 * 280 = 58800
So, the coordinates of the break-even point are (280, 58800), where 280 represents the number of cell phones produced and 58800 is the revenue generated.
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Another question!
Solve the equation 12 - 2(3H) = -18 for H
Answer:
H is gonna be equivalent to 5
The freight charge on a shipment of 1200 kg is $84. 0.
Which is the rate per 100 kg?
A $0. 78
B. $4. 00
C. $5. 70
D. $7. 00
E $10. 8
The composition of transformations Ry=-5 r (90,A) maps ABC to XYZ if the perimeter of XYZ is 26 what is the possible set of values of AB, BC, and AC? Explain.
If the perimeter of XYZ is 26 then the answer will be 6.5.
What is composition of transformation?
A composition of transformations combines two or more transformations that were separately applied to the prior image. The result of a composition of reflections along parallel lines is identical to that of a translation (twice the distance between the parallel lines).
What is Perimeter?
The perimeter of a form is the space surrounding its edge. Find the perimeter of various forms by summing the lengths of their sides.
Given;
The composition of transformations Ry=-5 r (90,A) maps ABC to XYZ .
the perimeter of XYZ is 26
ΔABC is the reflection of ΔXYZ which is transformed with angle 90°.
So,the answer will be \(26\div 4 = 6.5\).
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please please please help help help !!
Answer:
The axis of Symmetry divides a line into two equal halves.
Step-by-step explanation
An easy relation to get this value without plotting a graph is x = –b/2a
Where
a = coefficient of x²
b = coefficient of x
From the Question, We need a symmetry of value –½
The only Option that'll give this value is OPTION D
2x – y = 5 – 2x²
Since its a line, Don't forget to make "y" subject before doing any operation.
y = 2x² + 2x – 5
a = 2
b= 2
x = –(2)/2(2)
= –2/4
= –½
can someone pls help with this brainliest gets answer
Answer:
1. True; 10, 20, 50, 100, 1210 are all divisible by 10.
2. True; prime numbers: 2, 3, 5, 7, 11, 13. Only 2 is even.
3. False; 144 is a perfect square and has 15 factors.
4. False; x = 9 in this equation, so x = 4 is false.
Pls help me it’s a late assignment!
Answer:
Part a y=10.99+1.25x
Part B 14.74
Answer:
Part A) 10.99 + x = y
Part B) 14.74$
Step-by-step explanation:
In part A, you add the number of toppings to the pizza. Making the expression: Pizza Cost + Topping = Total Amount.
In part B, you do 1.25*3 = 3.75 (Cost of 3 toppings) + 10.99 (Cost of the pizza) = 14.74$
Hope this helps! 'v'
(Q2) The set of line segments _____ meet the requirements to form a triangle.8 cm4 cm3 cm
To form a triangle, the set of line segments must satisfy the triangle inequality theorem, which states that the sum of the lengths of any two sides of a triangle must be greater than the length of the third side. Therefore, we need to check if the given line segments 8 cm, 4 cm, and 3 cm meet this requirement.
We can start by checking if the sum of the two smaller sides (3 cm and 4 cm) is greater than the largest side (8 cm). 3 cm + 4 cm = 7 cm, which is less than 8 cm. Therefore, these three line segments cannot form a triangle.
In general, for a set of line segments to form a triangle, the largest side must be smaller than the sum of the other two sides. In this case, the line segment of 8 cm is too long compared to the other two sides, which makes it impossible to form a triangle.
In conclusion, there are no line segments that meet the requirements to form a triangle with lengths of 8 cm, 4 cm, and 3 cm.
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Need help please help
Answer:
The answer is c i guess.
Answer:
C) y=-1/2x+3
Step-by-step explanation:
y=mx+b.
m is the slope
b is the y-intercept
so the answer is C
y=-1/2x+3
EASY POINTS!!!!!!!!!!!!!!!!!!!!!
Answer:
Step-by-step explanation:
\(2x^{2}\)+\(7x\)+3
2
Consider the figure, where line K is parallel to line m, and line n is parallel to line D
Which two statements are true?
A Angle 1 congruent to Angle 16
B Angle 2 congruent to Angle 11
C Angle 3 congruent to Angle 13
D Angle 4 congruent to Angle 9
E Angle 5 congruent to Angle 15
Answer:
i believe its d
Step-by-step explanation:
What is the answer now?
Answer:
B
Step-by-step explanation:
I need help please. Which graph shows y=⌊x⌋+2?
Answer: Top right graph.
Step-by-step explanation:
The function ⌊x⌋ rounds the value x to the lower whole number.
for example:
⌊1.5⌋ = 1
⌊1.923⌋ = 1
⌊2.0⌋ = 2
then, the graph of ⌊x⌋ will be a black dot in the each whole number, and a horizontal segment to the right that ends with a white dot in the next whole number. Right above the white dot, we have another black dot, and it repeats.
if we have ⌊x⌋ + 2, we move te previous graph 2 units upwards, then the correct option is the top right graph.
You can check some points if you like:
f(0) = ⌊0⌋ + 2 = 2
f(0.5) = ⌊0.5⌋ + 2 = 2
f(1) = ⌊1⌋ + 2 = 3
So in x = 0 we have a black dot in y = 2, and in x = 1 we have a white dot in y = 2 and a black dot in y = 3.
Answer:
c
Step-by-step explanation:
because Ax+Bx=Cx^2
Use the Desmos graphing calculator to find the least-squares linear correlation coefficient for the dataset in the table:
x y
3 1
4 5
8 11
10 21
1. r=0.74 б
2. r=0.938
3. r=0.968
4. r=0.811
The least-squares linear correlation coefficient for the given dataset can be determined using the Desmos graphing calculator. The options provided are: r=0.74, r=0.938, r=0.968, and r=0.811.
To find the least-squares linear correlation coefficient, we need to calculate the Pearson correlation coefficient (r). This coefficient measures the strength and direction of the linear relationship between two variables. In this case, the dataset consists of pairs of values (x, y).
Using the Desmos graphing calculator, we can input the dataset and generate a scatter plot. Then, by selecting the option to display the line of best fit or the regression line, we can obtain the equation of the line and the value of r, the least-squares linear correlation coefficient.
Based on the options provided, we need to calculate the value of r using the Desmos graphing calculator and compare it to the given options. After performing the calculations, the correct answer is the option that matches the calculated value of r.
Therefore, the option that corresponds to the least-squares linear correlation coefficient calculated using the Desmos graphing calculator for the given dataset should be selected as the answer.
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I need help asap!! pls!
Answer:
k = \(\frac{11}{4}\)
Step-by-step explanation:
Calculate the slope m using the slope formula and equate to 2
m = \(\frac{y_{2}-y_{1} }{x_{2}-x_{1} }\)
with (x₁, y₁ ) = (3k, 6) and (x₂, y₂ ) = (k, - 5)
m = \(\frac{-5-6}{k-3k}\) = \(\frac{-11}{-2k}\) = \(\frac{11}{2k}\) = 2 ( multiply both sides by 2k )
4k = 11 ( divide both sides by 4 )
k = \(\frac{11}{4}\)
Answer:
k= 11
4 because when you find the opposite pro bioniomals with mc² and you add 45 + 3 - 6 / -5
Arianys has 2 cups of yogurt to make smoothies. Each smoothie uses 1/8 cup of yogurt. How many smoothies can Arianys make with the yogurt?
Answer:
3 cup
Step-by-step explanation:
Answer:
Step-by-step explanation:
From \(\frac{1}{8}\) cup of yoghurt Arianys can make = 1 smoothie
From 2 cup of yoghurt Arianys can make = \((\frac{1}{1/8} ) *2\) smoothie
From 2 cup of yoghurt Arianys can make = 16 smoothie
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Which of the following expressions
or equations reflects "x squared
multiplied by ten equals one hundred"?
A) 10x²-100
B) 10x²+100
C) 10x²=100
D) 100 -10x²
The expression that reflects x squared multiplied by ten equals one hundred is option C) 10x²=100.
The following components make up an expression in mathematics:
Constant: It has a predetermined numerical value.A variable does not accept any fixed values. According to the requirement, values are assigned.The terms "constants," "variables," or "constants multiplied by variable" are all acceptable (s). An expression's terms are separated by a "+" or "" sign.Operators: The four operations of addition (+), subtraction (-), multiplication (-), and division (-), also known as operators, are used to combine the terms of an expression.Mathematical expressions consist of at least two numbers or variables, at least one arithmetic operation, and a statement.
It's possible to multiply, divide, add, or subtract with this mathematical operation. An expression's structure is as follows:
Expression: (Math Operator, Number/Variable, Math Operator)
Hence, the expression that reflects x squared multiplied by ten equals one hundred is option C) 10x²=100.
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what is the slope of line please help
Answer:
m = 1/2
Step-by-step explanation:
Rise over run
Rise 1, run 2 to the right
1/2
Please help I've never been more confused
Step-by-step explanation:
2.
Two pairs of corresponding angles
i. angle C angle D
ii. angle G angle F
Two pairs of alternate angles
i. angle B angle D
ii. angle H angle F
Two pairs of interior angles
i. angle C angle H
ii. angle D angle E
Need help with math!!!!
Answer:
The difference is approxiametly 8
Step-by-step explanation:
Things need to know
Whole number = Number on the left side of the mixed fraction
Numerator = Number on top of fraction
Denominator = Number on bottom of fraction
How to convert mixed numbers into improper fractions = Multiply denominator by whole number and then add that to the numerator
How to turn improper factions into decimals = Divide numerator by denominator
Improper fraction = A fraction where the numerator is greater than the denominator
Mixed fraction = A whole number and a proper fraction mixed together
For the first mixed number:
\(9 \dfrac{ 52 }{ 69 }\)
9 = whole number
52 = numerator
69 = denominator
For the second mixed number:
\(1 \dfrac{ 29 }{ 50 }\)
1 = whole number
29 = numerator
50 = denominator
Given:
\(9 \dfrac{ 52 }{ 69 } -1 \dfrac{ 29 }{ 50 }\)
Convert mixed numbers into improper fractions
\(\dfrac{ 673 }{ 69 } - \dfrac{ 79 }{ 50 }\)
Turn improper factions into decimals
\(9.753623188405797-1.58\)
Round both numbers to the nearest whole number
\(10-2\)
Subtract 2 from 10
\(8\)
Answer: 8
PLEASE HELP IM STUCK
Answer:
y = -3x + 1
Step-by-step explanation:
First, we can find the slope of the line.
The slope is (change in y)/(change in x).
We can use the points that are marked in orange: (0,1) and (1,-2)
The change in y is 1 to -2, which is -3.
The change in x is 0 to 2, which is 1.
The slope will be -3/1, which is also: -3.
We have y = -3x + b currently.
The b is the y-intercept, meaning (the point that touches the y axis, the vertical line).
The point (0,1) touches the y-intercept, so b will be 1.
We can finish our equation as: y = -3x + 1
A baker needs 8 1/2 cups of flour for a sheet cake recipe. He has 4 2/3 cups of flour in a canister and buys 5 1/4 cups more.
How much flour does he have left after he makes the sheet cake?
Enter your answer as a mixed number in simplest form.
I dont know if i asked this question already but, I cant find it, but i need help now!
Answer: 1 5/12 cups of flour leftover
Step-by-step explanation: First, add 4 2/3 + 5 1/4. This gives you 9 11/12. 9 11/12 - 8 1/2 = 1 5/12.
The baker has \(1\frac{5}{12}\) cups of flour left after making the sheet cake.
What is Fraction?A fraction represents a part of a whole.
Given that baker needs \(8\frac{1}{2}\) cups of flour for a sheet cake recipe.
Baker has \(4\frac{2}{3}\) cups of flour in a canister and buys \(5\frac{1}{4}\) cups more.
The flour he has in total = \(4\frac{2}{3}\) + \(5\frac{1}{4}\)
=14/3 +21/4
=56+63/12
=119/12
To find how much flour the baker has left after making the sheet cake, we can subtract the amount needed from the total amount:
119/12 - 17/2 = (119 - 102) / 12 = 17/12
Therefore, the baker has \(1\frac{5}{12}\) cups of flour left after making the sheet cake.
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In the sequence of numbers: 2/3, 4/7, x, 11/21, 16/31. the missing number x is:- 5/10 6/10 7/13 8/10
The missing number is 7/13.
We have the Sequence,
2/3, 4/7, x, 11/21, 16/31
As, the sequence in Numerator are +2, +3, +4, +5,
and, the sequence of denominator are 4, 6, 8 and 10.
Then, the numerator of missing fraction is
= 4 +3 = 7
and, denominator = 7 + 6 =13
Thus, the required number is 7/13.
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