HELP MEEEEEEEEEEEEEEE
The squares of 8/9, 5/7, 10/9, 1/2, 5/4, and 9/5 are 64/81, 25/49, 100/81, 1/4, 25/16, and 81/25 after solving the fractions.
EquationsApplying simple multiplication rule to each of the given fractions, we get:
(8/9) x (8/9) = 64/81
(5/7) x (5/7) = 25/49
(10/9) x (10/9) = 100/81
(1/2) x (1/2) = 1/4
(5/4) x (5/4) = 25/16
(9/5) x (9/5) = 81/25
What are law of exponents?The laws of exponents, also known as the rules of exponents, are a set of rules that govern the behavior of exponents in algebra. These laws apply to numbers raised to a power, or exponent, and are useful in simplifying expressions and solving equations.
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Find all points on the x-axis that are 6 units from the point (4,-3).
Answer:
IIUIOIOIO
Step-by-step explanation:
Write 9x + 3y = 15 in slope-intercept form. Question options:
A) y = –3x + 5
B) y = –3x + 15
C) 3y + 9x = 15
D) y = 3x + 5
for the forecasting process to be effective, internal data should be multiple choice highly aggregated. highly disaggregated. sampled once a year. none of the options are correct. kept on an annual basis.
For the forecasting process to be effective, internal data should be highly disaggregated
Predicting the future based on historical and current facts is the forecasting process. The most popular method for doing this is trend analysis. It is typically ideal to use internal data that is significantly disaggregated for forecasting to be successful. This means that rather than aggregating or summarizing the data at a high level, it should be broken down into as much detail as feasible.
Since highly disaggregated data presents a more complete and precise picture of the variables that may impact future events, forecasting can be done more accurately and dependably. This can include information about previous sales, manufacturing rates, inventory levels, costs, and other elements that can be important for forecasting. Whereas, using highly aggregated data can lead to less accurate and reliable forecasts, as it may not capture the full range of factors that may influence future outcomes.
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Evaluate. (jk - 1 ) + j when j = - 4 and k = 5
Answer:
Step-by-step explanation:
(-4*5 - 1) + (-4)
(-20 - 1) - 4
-21 - 4
-25
Line a passes through the points (0, 3)
and (4, 2). Line b passes through the
points (0,5) and (4, 6). Do the lines
ntersect? Explain.
2. (7 points) If f(x) = -5 cosx+xtanx, find df and evaluate if x = pi/4 and dx = 1/24
The value of df, when x = π/4 and dx = 1/24, is (-5π - 5√2)/(96√2).
To find the derivative of the function f(x) = -5cos(x) + xtan(x), we'll use the sum and product rules of differentiation. Let's start by finding df/dx.
Apply the product rule:
Let u(x) = -5cos(x) and v(x) = xtan(x).
Then, the product rule states that (uv)' = u'v + uv'.
Derivative of u(x):
u'(x) = d/dx[-5cos(x)] = -5 * d/dx[cos(x)] = 5sin(x) [Using the chain rule]
Derivative of v(x):
v'(x) = d/dx[xtan(x)] = x * d/dx[tan(x)] + tan(x) * d/dx[x] [Using the product rule]
= x * sec^2(x) + tan(x) [Using the derivative of tan(x) = sec^2(x)]
Applying the product rule:
(uv)' = (5sin(x))(xtan(x)) + (-5cos(x))(x * sec^2(x) + tan(x))
= 5xsin(x)tan(x) - 5xcos(x)sec^2(x) - 5cos(x)tan(x)
Simplify the expression:
df/dx = 5xsin(x)tan(x) - 5xcos(x)sec^2(x) - 5cos(x)tan(x)
Now, we need to evaluate df/dx at x = π/4 and dx = 1/24.
Substitute x = π/4 into the derivative expression:
df/dx = 5(π/4)sin(π/4)tan(π/4) - 5(π/4)cos(π/4)sec^2(π/4) - 5cos(π/4)tan(π/4)
Simplify the trigonometric values:
sin(π/4) = cos(π/4) = 1/√2
tan(π/4) = 1
sec(π/4) = √2
Substituting these values:
df/dx = 5(π/4)(1/√2)(1)(1) - 5(π/4)(1/√2)(√2)^2 - 5(1/√2)(1)
Simplifying further:
df/dx = 5(π/4)(1/√2) - 5(π/4)(1/√2)(2) - 5(1/√2)
= (5π/4√2) - (10π/4√2) - (5/√2)
= (5π - 10π - 5√2)/(4√2)
= (-5π - 5√2)/(4√2)
= (-5π - 5√2)/(4√2)
Now, to evaluate df/dx when dx = 1/24, we'll multiply the derivative by the given value:
df = (-5π - 5√2)/(4√2) * (1/24)
= (-5π - 5√2)/(96√2)
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PLEEAAASSSEE HELLP A GAL OUT I WILL MAKR BRAINLIEST AND IK THIS ISNT A MATH QUESTION BUT..
Use the information in the political cartoon to answer the
question.
What do the initials on the medicine bottles represent?
O programs that caused the Depression
O communist groups in the United States
o the battles of World War II
O programs that would help cure the Depression
I believe the answer is programs that caused the depression
A. programs that caused the depression
i also did the test k12
the radius of a circle is 4, what is the diameter and circumference
The diameter of the circle is 8, because the diameter is twice the radius. The circumference of the circle is 25.1327, because the circumference is calculated using the formula C = 2πr, where r is the radius and π is approximately equal to 3.14.
Question 2
No calculations are necessary to answer this question.
3/01
3/02
$1.7420 $1.7360
Date
July GBP Futures
Contract Price
O long; long
Based on the closing prices of July GBP Futures Contract over the 3-day period in March 20XX as shown above, you shou
position on 3/01 and a position on 3/02.
O long; short
O short; short
3/03
short; long
$1.7390
The given information does not provide any clear indication for determining the position that should be taken on 3/01 and 3/02. Without additional information, it is not possible to make a decision. The table only displays the closing prices of the July GBP Futures Contract on different days, and it is unclear what trading strategy or what scenario is being considered. Additional information about the goals and objectives, the market conditions, and other relevant factors would be necessary to make a decision about trading positions.
How do we know where to label base and where to label height on a trapezium. does it matter where they are on the trapezium or does it have to be in rectangular please help on question
The labeling of bases and height in a trapezium is not fixed and can vary based on the context or problem. It doesn't matter where they are on the trapezium, as long as they are clearly defined and consistent within the given situation.
In a trapezium (or trapezoid), the labeling of the bases and height is not fixed or standardized. It can vary depending on the context or the specific problem being considered. However, there are a few general guidelines to keep in mind when labeling a trapezium.
Bases: The trapezium has two parallel sides, often referred to as the "top base" and the "bottom base." The bases are usually labeled based on their relative lengths or position in the trapezium. The longer parallel side is commonly referred to as the "top base," while the shorter parallel side is referred to as the "bottom base." However, this is not a strict rule and can vary depending on the problem or preference.
Height: The height of a trapezium is the perpendicular distance between the bases. It is generally labeled as a vertical line segment connecting the bases. The placement of the height is not fixed, and it can be drawn from any point on the top base to any point on the bottom base, as long as it forms a perpendicular line. The height is usually labeled with the symbol "h" or sometimes "x" or "y" depending on the context.
It's important to note that the labeling of the bases and height is primarily for communication and clarity. As long as the labeling is consistent and clearly defined within the given problem or context, it does not have to conform to any specific arrangement or be in a rectangular shape. The key is to ensure that the labels are clearly understood and can be used to calculate the desired quantities or solve the problem at hand.
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Ruben is baking desserts for a potluck. At least 31 servings of dessert will be required. For every batch of brownies he bakes, he will get 24 servings, and every pie will yield 7 servings.
Write the inequality in standard form that describes this situation. Use the given numbers and the following variables.
The inequality in standard form that describes the situation is 24x + 7y ≥ 31
Total number of required serving of dessert = 31
Number of serving he will get in every batch of brownies = 24 servings
Number of serving he will get in every batch of pie = 7 serving
Consider the number batch of brownies = x
Number of batch of pie = y
The inequality is the mathematical statement that shows the relationship between two expression with an inequality sign. The inequality will be less than, less than or equal, greater than, greater than or equal.
Then the inequality will be
24x + 7y ≥ 31
Hence, the inequality in standard form that describes the situation is 24x + 7y ≥ 31
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Charlie the trainer has two solo workout plans that he offers his clients: Plan A and plan B. Each client does either one or the other (not both). On Wednesday there were 5 clients who did plan A and 6 who did plan B. On Thursday there were 3 clients who did plan A and 2 who did plan B. Charlie trained his Wednesday clients for a total of 7 hours and his Thursday clients for a total of 3 hours. How long does each of the workout plans last?
Plan A lasts for 0.5 hours, and Plan B lasts for 0.75 hours based on the given information and the solution to the System of equations.
To determine the duration of each workout plan, let's assume that both Plan A and Plan B have a fixed duration. Let's denote the duration of Plan A as "x" hours and the duration of Plan B as "y" hours.
From the given information, we can form the following equations:
On Wednesday:
5 clients did Plan A, so the total duration for Plan A is 5x hours.
6 clients did Plan B, so the total duration for Plan B is 6y hours.
The total training duration on Wednesday is 7 hours, so we have the equation: 5x + 6y = 7 ... Equation (1)
On Thursday:
3 clients did Plan A, so the total duration for Plan A is 3x hours.
2 clients did Plan B, so the total duration for Plan B is 2y hours.
The total training duration on Thursday is 3 hours, so we have the equation: 3x + 2y = 3 ... Equation (2)
We now have a system of equations (Equation 1 and Equation 2) that we can solve to find the values of x and y.
Multiplying Equation (1) by 2 and Equation (2) by 5 to eliminate the y variable, we get:
10x + 12y = 14 ... Equation (3)
15x + 10y = 15 ... Equation (4)
Multiplying Equation (3) by 3 and Equation (4) by 2 to create a new system of equations:
30x + 36y = 42 ... Equation (5)
30x + 20y = 30 ... Equation (6)
Subtracting Equation (6) from Equation (5), we can eliminate the x variable:
(30x + 36y) - (30x + 20y) = 42 - 30
16y = 12
y = 12/16
y = 0.75
Substituting the value of y into Equation (2), we can solve for x:
3x + 2(0.75) = 3
3x + 1.5 = 3
3x = 3 - 1.5
3x = 1.5
x = 1.5/3
x = 0.5
Therefore, the duration of Plan A is 0.5 hours, and the duration of Plan B is 0.75 hours.
Plan A lasts for 0.5 hours, and Plan B lasts for 0.75 hours based on the given information and the solution to the system of equations.
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h(n) = -2n^2 - 4 find h(-3)
\( \huge \color{green}{ \underline{ \: \: \: \: \: MATHEMATICS :\: \: \: \: \: }}\)
h(n) = - 2n^2 -4 find h (-3)
\( \qquad \qquad \qquad \qquad \large \color{aqua}{ \underline{ \: \: \: \: ✍ANSWER\: \: \: \: }}\)
h(-3) = -4
h(-3) =2 × (-3)+2
Calculate :h (-3) = -4
Write 3 1/2 cups as a multiplication expression using the unit, 1 cup, as a factor.
I ABSOLUTELY NEED HELP BY TOMORROW!!! I AM GIVING 100 POINTS
3 1/2 cups can be expressed as the multiplication expression: 3 + 1/2.
How to Write 3 1/2 cups as a multiplication expression using the unit, 1 cup, as a factor.To express 3 1/2 cups as a multiplication expression using the unit "1 cup" as a factor, you can write it as:
3 1/2 cups = (3 + 1/2) cups = 3 cups + 1/2 cup
Since there are 1 cup in each term, we can rewrite it as:
3 cups + (1/2) cup
Now, we can express each term as a multiplication expression:
3 cups = 3 * 1 cup = 3
(1/2) cup = (1/2) * 1 cup = 1/2
Putting it all together, the multiplication expression is:
3 * 1 cup + (1/2) * 1 cup = 3 + 1/2
Therefore, 3 1/2 cups can be expressed as the multiplication expression: 3 + 1/2.
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37 students shared 5 pizzas equally? What fraction of the pizza did each student receive?
Answer:
Each student received 40/37 of a pizza slice.
Step-by-step explanation:
To find the fraction of the pizza each student received, we can start by finding the total number of pizza slices. Since each pizza was shared equally among 37 students, we can multiply the number of pizzas (5) by the number of slices in each pizza to get the total number of slices:
Total number of slices = 5 pizzas x 8 slices per pizza = 40 slices
Next, we can divide the total number of slices by the number of students to get the number of slices each student received:
Number of slices per student = 40 slices ÷ 37 students
We can simplify this fraction by dividing both the numerator and denominator by their greatest common factor, which is 1:
Number of slices per student = 40/37 slices
Therefore, each student received 40/37 of a pizza slice.
Hope this helps! I'm sorry if it doesn't. If you need more help, ask me! :]
To find the fraction of the pizza each student received, we need to divide the total number of pizzas by the total number of students:
5 pizzas ÷ 37 students = 5/37 pizzas per student
Therefore, each student received 5/37 of a pizza.
Triangle SRTs angle R is 59° angle T is 79° what is the length of ST to the nearest 10th of a yard 
If Triangle SRTs angle R is 59° angle T is 79° the length of ST to the nearest 10th of a yard is 6.1
How do we find the length ST of a triangle?Since we have given that
ΔSRT is a triangle with measures :
SR = 7 yd
∠T = 79°
∠R = 59°
We need to find the side ST .
To find the length of ST, we can use the Law of Sines, which states:
sin(T) / SR = sin(R) / ST
sin(79°) / 7 = sin(59°) / ST
0.14 = sin(59°) / ST
ST = sin(59°)/0.14 ⇒ 0.8572 / 0.14 ≈ 6.1229
Therefore, the length of ST is approximately 6.1 yards to the nearest tenth of a yard
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The temperature in Lancaster was 19°C. The temperature in Yardley was –21°C. How much warmer was the temperature in Lancaster than the temperature in Yardley?
Answer:
It was 40 degrees warmer in Lancaster than Yardley.
Step-by-step explanation:
Answer:
19-(-21)=40°
Step-by-step explanation:
Warmer temperature has to carry a positive sign
please help me I will def give brainliest <3
Answer:
1) 10:1:3
2)a. Soup-20 oz. Cheese-2 cups, Pasta-6 cups
2)b. Soup-5 oz. Cheese-1/2 cup, Pasta-1 1/2 cups
2)c. Soup-50 oz. Cheese-5 cups, Pasta-15 cups
2)d. Soup-2 oz. Cheese- 1/5 cup, Pasta-3/5 cup
3) 3:6 = 1:2
4)a. 3 batches
4)b. 6 batches
4)c. 1/2 batch
Elaboration
1) Yes, because it simplifies down to 5:3.
2) Yes, because it also simplifies down to 5:3.
3) 25:15 and 35:21
4) If they share a zoom factor then they are equivalent.
5) Equivalent ratios are ratios that make the same comparison of numbers.
Evaluation
1) 2:3
2) They are equivalent because they share a zoom factor of 2.
Last Page
4)a. 28 oz of cream cheese. (35*0.8)
4)b. 4.8 weeks (1.6*3)
4)c. $4,000 (4*1,000)
Evaluation
1) 2 lbs-$6, 0.33 lbs-$1, 1 lbs-$3
2) 0.33 is the amount in pounds that you can get at the price of $1, and 1 pound of grapes will cost $3
which one is the correct answer?
Answer: D 28
Step-by-step explanation:
use the formuls x= -b/2a
the maximum is 28 and the minimum is 2
Lydia buys 5 pounds of apples and 3 pounds of bananas for a total of $8.50. Ari buys 3 pounds of apples and 2
pounds of bananas for a total of $5.25. This system of equations represents the situation, where x is the cost per
pound of apples, and y is the cost per pound of bananas.
5x + 3y = 8.5
3x + 2y = 5.25
If you multiply the first equation by 2, what number should you multiply the second equation by in order to eliminate
the y terms when making a linear combination?
Complete the multiplication and add the equations. What is the result?
What is the price per pound of apples? $
What is the price per pound of bananas?
Answer:
price per pound of apple = $1.25
price per pound of banana = $0.75
Step-by-step explanation:
Your first question is what value should you multiply the second equation by in order to eliminate the y terms.
The number should be 3. Let us multiply the first equation by 2 and the second equation by 3 and see how y will be eliminated.
10x + 6y = 17...............(i)
9x + 6y = 15.75...........(ii)
10x - 9x = x
6y - 6y = 0
17 - 15.75 = 1.25
x = 1.25
let us find y
10x + 6y = 17...............(i)
10(1.25) + 6y = 17
12.5 + 6y = 17
6y = 17 - 12.5
6y = 4.5
divide both sides by 6
y = 4.5/6
y = 0.75
In order to eliminate y term from the system of equations we multiply equation 2 by -3.
The price per pound of apple is 1.25 dollars and the price per pound of bananas is 0.75 dollars.
Given equations,
\(5x + 3y = 8.5\).........(1)
\(3x + 2y = 5.25\).......(2)
Here x is the cost per pound of apples, and y is the cost per pound of bananas.
According to the question, multiply the first equation by 2, we get
\(10x+6y=17\).....(3)
So, in order to eliminate y term from the system of equations we multiply equation 2 by -3, we get
\(-9x-6y=15.75\).....(4)
Now Adding (3) and (4) equation, we get
\(x=1.25\)
Putting the above value of x in equation 3 we get,
\(10\times1.25+6y=17\\12.5+6y=17\\6y=17-12.5\\6y=4.5\\y=\frac{4.5}{6} \\y=0.75\)
Hence the price per pound of apple is 1.25 dollars and the price per pound of bananas is 0.75 dollars.
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Extend the rate table to find the unknown value in the
proportion
3/281/2
12 a
Tablespoons of
Salt
Quarts of Water
3/2
12
a =
9/2
36
27/2
108
Answer:324
Step-by-step explanation:
Answer:
Step-by-step explanation:
I got it correct
Which situation could be modeled by the function y = 400(1 – 0.17)x?
The expοnential decay with a cοnstant percentage rate cοuld be mοdeled by this functiοn.
What is expοnential decay?Expοnential decay is a mathematical prοcess that describes the decrease οf a quantity οver time, where the rate οf decrease is prοpοrtiοnal tο the current value οf the quantity. Expοnential decay οccurs when a quantity decreases by a cοnstant percentage rate οver time.
The fοrmula fοr expοnential decay is given by:
\(y = a(1 - r)^t\)
where:
y is the final amοunt οr value
a is the initial amοunt οr value
r is the decay rate, which is the fractiοn by which the quantity decreases per unit time
t is the time in sοme unit οf measurement
The functiοn \(y = a(1 - r)^t\) represents an expοnential decay curve, which is a curve that starts high and apprοaches zerο but never reaches it. The rate οf decay is highest at the beginning and decreases as the quantity gets smaller.
Expοnential decay is cοmmοnly seen in many natural and scientific phenοmena, including radiοactive decay, the decay οf a pοpulatiοn οf bacteria, and the depreciatiοn οf the value οf an asset οver time. Expοnential decay is alsο used in finance, engineering, and οther fields tο mοdel variοus prοcesses that invοlve the lοss οf value οr the dissipatiοn οf energy οver time.
The given functiοn y = 400(1 – 0.17)x represents expοnential decay where y is the final amοunt, x is the time in sοme unit, and 0.17 is the decay rate per unit time.
In particular, this functiοn mοdels a situatiοn where a quantity is decreasing οver time at a cοnstant percentage rate οf 17% per unit time. The initial quantity, οr y-intercept, is 400.
Sοme examples οf situatiοns that cοuld be mοdeled by this functiοn are:
The value οf a car that is depreciating at a cοnstant rate οf 17% per year.
The amοunt οf a radiοactive substance that is decaying at a cοnstant rate οf 17% per hοur.
The number οf bacteria in a pοpulatiοn that is dying οff at a cοnstant rate οf 17% per day due tο a lack οf resοurces.
In general, any situatiοn that invοlves expοnential decay with a cοnstant percentage rate cοuld be mοdeled by this functiοn.
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Find the perimeter of a parallelogram whose base is 8cm and another side is 12cm
A parallelogram
P=2(a+b)
The answer is 64
P=2(a+b)=2·(24+8)=64
plz help me with these two questions ( show work plz)
Step-by-step explanation:
3. 7 = -2y + 4
2y = 4 - 7
2y = -3
y = -1.5
5. -3x - 2 = -17
17 - 2 = 3x
15 = 3x
3x = 15
x = 15/3
x = 5
Qué significa la luna pesca en el charco
The expression "La luna pesca en el charco". which is equivalent to "The moon fishes in the puddle" and is used to express that an event is not likely to happen.
What is the meaning of this expression?To begin, this expression is not a literal but a figurative expression. Now, the equivalent of this expression in English is "The moon fishes in the puddle". As this is a figurative expression we know that it is impossible for the moon to fish.
Instead, this expression means that something is impossible or not very likely to happen. For example, winning the lottery if you do not buy the lottery.
Note: Here is the question in English:
What is the meaning of the moon fishes in the puddle?
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Please help solve this for me
Answer:
i believe the answer would be option D
Step-by-step explanation:
please assist with these questions thanks
1a. The percentage total return is -19.56%
1b. The dividend yield is 2.42%.
1c. The capital gains yield is -21.98%.
2a. The arithmetic average annual return on large-company stocks in nominal terms is 14.5%.
2b. The arithmetic average annual return on large-company stocks in real terms is 9.67%.
3a. The real return on long-term government bonds is 3.195%
3b. The real return on long-term corporate bonds is 3.291%
How to calculate the percentage total return?In Financial accounting, the percentage total return (P) can be calculated by using this formula;
P = [(Ending price - Initial price) + Dividend] ÷ Initial price
P = [(71 - 91) + 2.20] ÷ 91
P = -0.1956 or -19.56%
1b. For the dividend yield, we have:
Dividend yield = Dividend ÷ Initial price
Dividend yield = 2.20 ÷ 91
Dividend yield = 0.0242 or 2.42%
1c. For capital gains yield, we have:
Capital gains yield = (Ending price - Initial price) ÷ Initial price
Capital gains yield = (71 - 91) ÷ 91
Capital gains yield = -0.2198 or -21.98%.
Part 2.
a. The arithmetic average of annual return on large-company stocks in nominal terms is equal to 14.5%.
b. For arithmetic average annual return in real terms, we have:
(1 + 0.145) = (1 + r)(1 + 0.044)
r = (1.145/1.044) - 1
r = 9.67%
Part 3.
a. For real return on the long-term government bonds, we would apply Fisher equation:
(1 + i) = (1 + r)(1 + h)
Where:
i is the nominal interest rate.r is the real interest rate.h is the inflation rate.(1 + 0.066) = (1 + r)(1 + 0.033)
1 + r = 1.066/1.033
r = 3.195%
b. For real return on long-term corporate bonds:
(1 + 0.067) = (1 + r)(1 + 0.033)
1 + r = 1.067/1.033
r = 3.291%
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for which eguation is g = 5 not the solution i need a answer
Answer:
g=5
Step-by-step explanation:
wdym we dont know what equation g=5 is
Q1 ? Help Robert is 7 ½ years old. How many months old is he?
Answer:
Step-by-step explanation:
If Robert is 7 1/2 months old you need to multiply 7 1/2 by 12 because there are 12 months in a year.
7x12=84
1/2x12=6
6+84=90