Answer:
the given value is a solution of the inequality
Step-by-step explanation:
12 + m ≥ -4 if m = -3
12 + (-3) ≥ -4
9 ≥ -4
9 is greater than or equal to -4
(3, 4, 5, ...} is finite or infinite
The given set is (3, 4, 5, ...} is infinite set.
A set with an infinite number of elements is one that cannot be numbered. A set that has no last element is said to be endless. A set that can be put into a one-to-one correspondence with a suitable subset of itself is said to be infinite. No issue with the in-class assignment.
The stars in the clear night sky, water droplets, and the billions of cells in the human body are just a few examples of endless sets of objects that surround us. A set of natural numbers, however, serves as the best illustration of an infinite set in mathematics. There is no limit to the amount of natural numbers.
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Substitution method of simultaneous equations
3x-4y=7
2x+y=12
Answer: x=5, y = 2
Step-by-step explanation: screenshots
the cost of the t shirts in dollars is given by the equation c=9.5t, where c is the total cost of the t-shirts and t is the number of t-shirts . If sanjay bought 14 t shirts , how much did he pay?
9514 1404 393
Answer:
$133
Step-by-step explanation:
Put 14 where t is in the formula and do the arithmetic.
c = -9.5×14
c = 133 . . . . cost in dollars
Sanjay paid $133 for the 14 t-shirts he bought.
the correlation between daily low temperature in degrees fahrenheit and electricity used in watt-hours is 0.6. If the temperature is converted to degrees Celsius and the electricity used to Kilowatt-hours, how will the value of r be affected? •It will increase because a kilowatt-hour is greater than a watt-hour. •It will decrease because a kilowatt-hour is greater than a watt-hour. •It will decrease because Celsius temperatures are lower than Farenheit temperatures. •It will stay the same because correlation is unitless.
Answer:
Step-by-step explanation:
D
Answer:
D. It will stay the same because correlation is unitless.
help! offering 15 points
The formula for the centripetal force, as a function of the radius, is given as follows:
F = 896/r.
What is a proportional relationship?The equation that defines a direct proportional relationship is given as follows:
y = kx.
In which k is the constant of proportionality.
For an inverse proportional relationship, the equation is given as follows:
y = k/x.
The centripetal force varies inversely with the radius, hence the equation is given as follows:
F = k/r.
When F = 56, r = 16, hence the constant k is obtained as follows:
56 = k/16
k = 56 x 16
k = 896.
Hence the equation is given as follows:
F = 896/r.
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an accountant needs to withhold 21% of income for taxes if the income is below $40,000 and 26% of income if the income is $40,000 or more. The income amount is in cell A1 Write a spreadsheet expression that would calculate the amount withhold.
A spreadsheet expression=IF(A1<40000,(21%*I21),(26%*A1))
The "IF" function should be used in the spreadsheet expression. The "IF" function returns a value based on the criteria specified in the spreadsheet formula. This, like other spreadsheet functions, begins with =.In response to the question,
Cell A1 contains the value to be inspected. If A1 is smaller than $40000 (written as A140000), the spreadsheet performs the following function: (21%*I21). otherwise (which may be understood as A1 higher than or equal to $40000 in this example), calculate the following command as indicated above; (26%*A1).
The command is finished with the last parenthesis.
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A. 1/3
B. 1
C. 2
D. 3/1
E. 1/2
F. 2/3
Answer:
B
Step-by-step explanation:
the graph is completely proportional so the answer would be 1
2. Answer each of the following based on the scenario below.
Scenario: You bought a brand new iphone 13 for $1,200. Unfortunately your phone
loses 10% of its value every year.
a. Does this scenario represent exponential growth or decay? De
b. What is the initial value of your phone? 2000
c. What is the growth/decay factor? 10
d. Create a function in exponential form that models how much your phone will be worth
after x years.
f(x) =
e. After 3 years how much will your phone be worth?
. After 8 years how much will your phone be worth?
a) losing value is exponential decay.
b) Initial value is the price you paid = $1,200
c) decay factor is 100% - the percent lost per year = 90%
d) value = starting value x decay factor^ time
f(x) = 1200 x 0.90^x
e) replace x with 3 then 8 and solve:
f(3) = 1200 x 0.90^3 = 874.80
after 3 years it is worth $874.80
f(8) = 1200 x 0.90^8 = 516.56
after 8 years it is worth $516.56
Can you find out a harder question my child is so smart I can’t keep up with her
Answer:
what they currently going over?
is y=-5/9x proportional
Answer:
No
Step-by-step explanation:
I don't think it is proportional
Here it is not proportional.
What is proportional?
Proportional relationships are relationships between two variables where their ratios are equivalent.
Another way to think about them is that, in a proportional relationship, one variable is always a constant value time the other.
Here given that,
\(y=-\frac{5}{9x}\)
Here it is not proportional.
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K is the midpoint of I). Complete the proof that HIK - HJK.
ASA Theorem
SSS Theorem
HL Theorem
AAS Theorem
SAS Theorem
Answer:
j
Step-by-step explanation:
v
In Evan's white gold wedding ring, the ratio of nickel to gold is 3 to 13. If the ring contains 4.16 ounces of gold, how much nickel does it contain?
Answer:
9.5
Step-by-step explanation:
4.16
13 -4.16 = or estimate 9.5
A fair die with its faces numbered from 1 to 6 will be rolled. Which of the following is the best interpretation of the probability that the number landing face up will be less than 3?
For many rolls of the die, the long-run relative frequency of a number less than 3 landing face up is 1/3
For many rolls of the die, the long-run relative frequency of a number less than 3 landing face up is 1/2
For many rolls of the die, the long-run relative frequency of a number less than 3 landing face up is 2/3
For three rolls of the die, a number less than 3 will land face up one time.
It will take three rolls of the die before a number less than 3 lands face up for the first time.
The best interpretation of the probability that the number landing face up will be less than 3 is \(\frac{1}{3}\).
For many rolls of the die, the long-run relative frequency of a number less than 3 landing face up is \(\frac{1}{3}\).
As per the given question a fair die with its faces numbered from 1 to 6 will be rolled.
Here we have to calculate the probability that the number landing face up will be less than 3.
The event of the number landing face up will be less than 3 is exhaustive, mutually exclusive, and independent face of a die = 6
(1, 2, 3, 4, 5, 6)
Favorable number of faces of a die = 2
(1, 2)
Since the number landing faces up will be less than 3.
Therefore the probability that the number landing face up will be less than 3
\(=\frac{\text { Favourable Number }}{\text { Total Number }}$\)
\(& =\frac{2}{6} \\\)
\(& =\frac{1}{3}\)
Therefore the best interpretation of the probability that the number landing face up will be less than 3 is \(\frac{1}{3}\)
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The long-run relative frequency of a number less than 3 landing face up is 2/3.
The best interpretation of the probability that the number landing face up will be less than 3 is that for many rolls of the die, the long-run relative frequency of a number less than 3 landing face up is 2/3. This can be expressed mathematically as P(x<3) = 2/3, where P(x) is the probability of the number landing face up being less than 3.
For a single roll of the die, the probability of a number less than 3 landing face up is 1/2. This is because there are three numbers (1,2,3) which are less than 3, and 6 possible outcomes. Therefore, the probability of any one of those three numbers landing face up is 3/6, or 1/2.
For multiple rolls of the die, the probability of a number less than 3 landing face up is the sum of the probabilities of each of those three numbers landing face up. This can be expressed mathematically as P(x<3) = (1/2) + (1/2) + (1/2), or 2/3.
Therefore, for many rolls of the die, the long-run relative frequency of a number less than 3 landing face up is 2/3.
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500.00
-319.45 = m
Solve for m
Answer:
STo solve for m in the equation -319.45 = m, we can isolate the variable m by adding 319.45 to both sides of the equation:
-319.45 + 319.45 = m + 319.45
This simplifies to:
0 = m + 319.45
Finally, we can subtract 319.45 from both sides to solve for m:
0 - 319.45 = m + 319.45 - 319.45
-319.45 = m
Therefore, the value of m is -319.45.tep-by-step explanation:
A
B
C
D
37. What is the length of side P in the figure below?
6.7 cm
11 cm
15 cm
45 cm
20 cm
25 cm
P
The length of the side P is 15 cm. And the right option is C.
What is Pythagoras theorem?Pythagoras theorem states that “In a right-angled triangle, the square of the hypotenuse side is equal to the sum of squares of the other two sides.
To calculate the length of side P we use Pythagoras theorem's formula
Pythagoras formula:
a² = b²+c²......................... Equation 1Where:
a = Diagonal of the rectangleb = Length of the rectanglec = Width of the rectangleFrom the diagram,
Given:
a = 25 cmb = 20 cmc = p cmSubstitute these values into equation 1
25² = 20²+p²p² = 25²-20²p² = 225p = √225p = 15 cmHence, the right option is C 15 cm.
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supply the missing reasons for the proof below
Answer:
4. Is 6 and 5. Is 8
Step-by-step explanation:
The width of a rectangle is 1/4 its length. The perimeter of the rectangle is 960 ft. What is the length, in feet, of the rectangle?
ANSWER
384 feet
EXPLANATION
Let the width of the rectangle be W.
Let the length of the rectangle be L.
We are given that the width is 1/4 of its length. This means that:
\(\begin{gathered} W\text{ = }\frac{1}{4}\cdot\text{ L} \\ W\text{ = }\frac{L}{4} \end{gathered}\)The perimeter of a rectangle is given as:
P = 2(L + W)
This means that:
\(\begin{gathered} 960\text{ = 2(L + }\frac{L}{4}) \\ 960\text{ = 2(}\frac{5L}{4})\text{ = }\frac{10L}{4} \\ \text{Cross}-\text{ multiply and solve for L:} \\ 4\cdot\text{ 960 = 10 }\cdot\text{ L} \\ \Rightarrow\text{ L =}\frac{4\cdot\text{ 960}}{10} \\ L\text{ = 384 feet} \end{gathered}\)That is the length of the rectangle.
Help solve my math equations
The significance of the use of parentheses when comparing examples 6 and 7 is that B. The parentheses, or lack of them, determine the base of the expression. In Example 6, (-2)^4, the base is -2 and all of -2 is raised to 4. In Example 7, -24, the base is 2 and only 2 is raised to 4.
How to explain the exponentThe exponent is the number of times that a number is multiplied by itself. It should be noted that the power is an expression which shows the multiplication for the same number.
For example, in 6⁴ , 4 is the exponent and 6⁴ is called 6 raise to the power of 4. Based on the information, it should be noted that the correct option is B.
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Ryan's Study Schedule
Subject Subject (Hours)
2
Math
2
3
1
Science
1-
2
1
English
3
1
Social Studies
1
4
What is the closest amount to the hours Ryan spends studying?
7 hours
8 hours
0 5 hours
O 9 hours
plz help me with steps by steps asap its due in few minutes BRAINLIST and THANKS to the correct answer
Answer:
\(x = 7\)
Step-by-step explanation:
Given
The attached figure
Required
Find x
Since both shapes are similar, then:
\(LM : KN = RV : SP\)
This gives:
\(4x + 4 : 7x - 9 = 48 : 60\)
As fraction:
\(\frac{4x + 4 }{ 7x - 9} = \frac{48 }{ 60}\)
Simplify:
\(\frac{4x + 4 }{ 7x - 9} = \frac{4 }{ 5}\)
Cross Multiply:
\(5(4x + 4) = 4(7x - 9)\)
\(20x + 20 = 28x - 36\)
Collect Like Terms
\(28x - 20x = 20 + 36\)
\(8x = 56\)
\(x = 7\)
You ride your bike north for 100 m at a constant speed of 5 m/Your acceleration is ?
100 m at a constant speed of 5.
to find:the acceleration.
solution:\(a = \frac{v - u}{t} \)
\(a = \frac{100 - 100}{5} \)
\(a = 0.00m | {s}^{2} \)
Aris and Josiah are reading a 50-page book for their ELA class. Aris wants to know what page Josiah is reading. Josiah gives her two hints: 1. The product of the two page numbers he can see is 930. 2. The page he is reading is an odd numbered page.
Answer:
31
Step-by-step explanation:
Let x and (x + 1) be the page numbers Josiah can see
Hint 1: x(x + 1) = 930
⇒ x² + x = 930
⇒ x² + x - 930 = 0
Using quadratic formula,
\(x = \frac{-b\pm\sqrt{b^2 -4ac} }{2a}\)
a = 1, b = 1 and c = -930
\(x = \frac{-1\pm\sqrt{1^2 -4(1)(-930)} }{2(1)}\\\\= \frac{-1\pm\sqrt{1 +3720} }{2}\\\\= \frac{-1\pm\sqrt{3721} }{2}\\\\= \frac{-1\pm61 }{2}\\\)
\(x = \frac{-1-61 }{2}\;\;\;\;or\;\;\;\;x= \frac{-1+61 }{2}\\\\\implies x = \frac{-62 }{2}\;\;\;\;or\;\;\;\;x= \frac{60 }{2}\\\\\implies x = -31\;\;\;\;or\;\;\;\;x= 30\)
Sice x is a page number, it cannot be negative
⇒ x = 30 and
x + 1 = 31
The two pages Josiah can see are pg.30 and pg.31
Hint 2: The page he is reading is an odd number
Out of the pages 30 and 31, 31 is an odd number
Thereofre, Josiah is reading page 31
Gayle installed a rectangular section of hardwood flooring measuring 12 ft by 12 ft in her family room. She plans on increasing the area of the flooring to 256 ft2 by increasing the width and length by the same amount, x. Which equation can be used to find x? 256 = (12 – x)(12 – x)
256 = (12 + x)(12 + x)
256 = 12(12 + x)
256 = 12(12 – x)
The ansa is 256=(12+x)(12+x)
Find possible zeroes
f(x)=3x^6+4x^3-2x^2+4
The possible zeros of f(x) = 3x^6 + 4x^3 -2x^2 + 4 are \(\mathbf{\pm\{1,2,4,\frac 13, \frac 23,\frac{4}{3}}\}\)
How to determine the possible zeros?The function is given as:
f(x) = 3x^6 + 4x^3 -2x^2 + 4
The leading coefficient of the function is:
p = 3
The constant term is
q = 4
Take the factors of the above terms
p = 1 and 3
q = 1, 2 and 4
The possible zeros are then calculated as:
\(\mathbf{Zeros = \pm\frac{Factors\ of\ q}{Factors\ of\ p}}\)
So, we have:
\(\mathbf{Zeros = \pm\frac{1,2,4}{1,3}}\)
Expand
\(\mathbf{Zeros = \pm\frac{1,2,4}{1},\pm\frac{1,2,4}{3}}\)
Solve
\(\mathbf{Zeros = \pm\{1,2,4,\frac 13, \frac 23,\frac{4}{3}}\}\)
Hence, the possible zeros of f(x) = 3x^6 + 4x^3 -2x^2 + 4 are \(\mathbf{\pm\{1,2,4,\frac 13, \frac 23,\frac{4}{3}}\}\)
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joseph left the house at 11:17 A.M and returned at 12:45 P.M how many minutes was joseph gone from the house
Michael wants to purchase a jeep. The purchase price of the Jeep is $37,000. The
dealership will allow him to pay cash or finance the Jeep with a down payment of
$5,000.00 and 60 monthly payments of $625.00. Michael chose to finance the jeep.
Answer the following questions.
a) What is the amount financed?
b) What is the total amount of monthly payments?
C} What is the amount of the finance charge?
Answer:
A) $32,000 B) $37,500 C) $5,500
Step-by-step explanation:
Price of jeep: $37,000
Michael uses $5,000 of his own money toward that total $37,000-$5,000= $32,000
Monthly payments $625.00×60months=$37,500
After paying $5,000 of his own money, & bringing theamount owed to $32,000. Michael still has to pay back $37,500. Making, the finance chardge $5,500. ($37,500-$32,000= $5,500)
Amount financed = $32000, total amount of monthly payment = $37500 and total amount of the finance charge = $5500.
What is dealership finance ?
"Dealer financing is a type of loan that is originated by a retailer to its customers and then sold to a bank or other third-party financial institution. The bank purchases these loans at a discount and then collects principle and interest payments from the borrower. This is also called an indirect loan."
According to the question,
Given,
Price of jeep = $37000
Down payment = $5000
Total number of monthly payment = 60
Amount to be paid after down payment
= $37000 - $5000
= $32000 ____( 1 )
Amount paid in Monthly payments = $625.00 × 60months
= $37500 ____( 2 )
From ( 1 ) and ( 2 ) we get,
Finance charge amount = Total monthly amount - Total amount financed
= $37500 - $32000
= $5500
Hence, amount financed , total amount monthly payment and total amount of the finance charge is $32000 , $37500 and $5500.
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PLEASE HELP DUE TONIGHT All three are separate anwsers. All help is greatly appreciated
Answer:
1: 10+6 x 6 = 96cm
2: 14 + 8 x 5 = 110cm
3: 9 + 14 x 20 = 460cm
Step-by-step explanation:
Hope this helps.
PLSSSS HELPPP I WILL FIVE BRAINLY!!!!
Answer:
The first box : -4 the second one : 6
Step-by-step explanation:
subtract 7 from 3 for the first box, then add 10 to -4 for the second one.
Sharon is baking cookies for her friend's birthday. She always uses 2 cups
how many cookies? for 2 cups
Step-by-step explanation:
2
What is the constant up a proportionally in a equation y=x/g
Answer:
Step-by-step explanation:
\(y=(\frac{1}{g} )x\)
Constant up a proportionally is \(\frac{1}{g}\).