If 3 < a < 4 and 4 then, 3 < a ≤ 4 is the relationship.
What are inequalities and their types?Inequality is a relation that compares two numbers or other mathematical expressions in an unequal way.
The symbol a < b indicates that a is smaller than b.
When a > b is used, it indicates that a is bigger than b.
a is less than or equal to b when a notation like a ≤ b.
a is bigger or equal value of an is indicated by the notation a ≥ b.
Given, A number 'a' which is 3 < a < 4 and 4.
This implies that the number 'a' is less than or equal to 4.
∴ 3 < a ≤ 4.
Q. Suppose 3 < a < 4 and a is also equal to 4, write this statement in inequality form.
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If Daniela graphed the function describing Mondays storm she would find that it is
Daniela's graph of the function describing Monday's storm depicted the storm's temporal evolution, showcasing the changing intensity of rainfall, intermittent spikes, shifting wind direction, and overall duration. Analyzing the graph allowed Daniela to gain insights into the storm's behavior and better understand its impact on the area.
Daniela graphed the function describing Monday's storm and observed several key features. The graph displayed a rapid increase in precipitation during the early morning hours, with rain intensifying steadily until reaching its peak around midday. Afterward, the precipitation gradually subsided, leading to a decline in rainfall amounts throughout the afternoon and evening.
The graph exhibited a distinct pattern of fluctuation, reflecting the storm's dynamic nature. Intermittent spikes in rainfall were visible, indicating periodic bursts of heavy precipitation throughout the day. These spikes were followed by brief periods of relative calm, during which the rainfall decreased temporarily before resuming its intensity.
Furthermore, Daniela noticed a gradual shift in wind direction as the storm progressed. Initially, the wind blew from the east, but it gradually veered towards the south as the storm system moved across the region. The change in wind direction was evident on the graph, showing a gradual rotation of the wind vector over time.
The graph also revealed the storm's duration, spanning from the early morning hours until late evening. The rainfall accumulation steadily increased during the storm's initial phase and reached a maximum before gradually tapering off towards the end of the day.
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Recall that with base-ten blocks: 1 long 10 units, 1 flat 10 longs, and 1 block 10 flats. What is the fewest number of multibase blocks that can be used to represent the corresponding numeral in the given base?
a. 20 longs in base seven
b. 10 longs in base three
a. The answer is: The fewest number of multibase blocks required to represent 20 longs in base seven is 2 flats.
b. The answer is: The fewest number of multibase blocks required to represent 10 longs in base three is 3 flats and 1 unit.
a. To represent 20 longs in base seven, we need to find the fewest number of multibase blocks required.
In base seven, we have the following conversions:
1 long = 1 unit
1 flat = 10 units
1 block = 10 flats
To represent 20 longs, we can use 2 flats (each flat representing 10 units) and 0 units since there are no remaining units.
So, the fewest number of multibase blocks required would be 2 flats.
Therefore, the answer is: The fewest number of multibase blocks required to represent 20 longs in base seven is 2 flats.
b. To represent 10 longs in base three, we need to find the fewest number of multibase blocks required.
In base three, we have the following conversions:
1 long = 1 unit
1 flat = 3 units
1 block = 3 flats
To represent 10 longs, we can use 3 flats (each flat representing 3 units) and 1 unit since there is one remaining unit.
So, the fewest number of multibase blocks required would be 3 flats and 1 unit.
Therefore, the answer is: The fewest number of multibase blocks required to represent 10 longs in base three is 3 flats and 1 unit.
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22x31
a537
b682
c492
Step-by-step explanation:
copy from there that right answer if need more then follow me Bhai or send me money
Shaquana is playing a board game. The probability that Shaquana will lose a turn on
her next turn is 12. Which word or phrase describes the probability that Shaquana
will lose a turn?
Answer:
Unlikely
Step-by-step explanation:
50/50 means that there is half a chance to loose a turn or 6/12 which is not the case.
Certain is definitely not correct as there is only 1/12 of a chance.
And impossible is not possible because it would have to be 0/12. There is still a chance to loose a turn with 1/12
HELP ME WITH NUMBER 1 PLEASE!!!!!
Answer:
x > 367
Step-by-step explanation:
set x = # of DVDs they sold
Each DVD costs $15 so the total amount they made is 15x
Since they raised more than $5500
15x > 5500
Divide both sides by 15 to solve the inequality and you get
x > 366.67 and since you can't sell 0.67 of a DVD, round up to get
x > 367 which means that they sold more than 367 DVDs
Which are the roots of the quadratic function f(b) = 62 – 75? Select two options.
b=573
Ob= -573
b=35
b= -35
Ob= 253
Answer:
\(b = 5 \sqrt{3} \ or\ b = -5 \sqrt{3}\)
Step-by-step explanation:
Given
\(f(b) = b^2 - 75\)
Required
Determine the roots
To get the root of the function, then f(b) must be 0;
i.e. f(b) = 0
So, the expression becomes
\(0 = b^2 - 75\)
Add 75 to both sides
\(75 + 0 = b^2 - 75 + 75\)
\(75 = b^2\)
Take square roots of both sides
\(\sqrt{75} = \sqrt{b^2}\)
\(\sqrt{75} = b\)
Reorder
\(b = \sqrt{75}\)
Expand 75 as a product of 25 and 3
\(b = \sqrt{25*3}\)
Split the expression
\(b = \sqrt{25} *\sqrt{3}\)
\(b = \±5 *\sqrt{3}\)
\(b = \±5 \sqrt{3}\)
\(b = 5 \sqrt{3} \ or\ b = -5 \sqrt{3}\)
The options are not clear enough; however the roots of the equation are \(b = 5 \sqrt{3} \ or\ b = -5 \sqrt{3}\)
Elyas is on holiday in Greece.
He wants to buy a pair of sunglasses for €90
The exchange rate is €1 = £0.875
Elyas says, "The sunglasses cost less than £70"
Using a suitable approximation, show that Elyas is wrong.
Answer:
To convert euros to pounds, we have to multiply the amount in euros by the exchange rate. So, the sunglasses cost 90 * 0.875 = 78.75 pounds.
To use a suitable approximation, we can round the exchange rate to the nearest hundredth, which is 0.88. This makes the calculation easier and gives a close estimate of the actual value.
Using the rounded exchange rate, the sunglasses cost 90 * 0.88 = 79.2 pounds.
We can see that both the exact and the approximate values are greater than 70 pounds, so Elyas is wrong. The sunglasses cost more than 70 pounds
Step-by-step explanation:
Sn=8,190, r=1/2, a1=4,096, find the number of terms in the series.
By answering the presented question, we may conclude that Since n expression must be a whole number, the closest integer to 3.32193 is 3. Therefore, there are 3 terms in the series.
what is expression ?An expression in mathematics is a collection of representations, numbers, and conglomerates that mimic a statistical correlation or regularity. A real number, a mutable, or a mix of the two can be used as an expression. Mathematical operators include addition, subtraction, fast spread, division, and exponentiation. Expressions are often used in arithmetic, mathematic, and form. They are used in the representation of mathematical formulas, the solution of equations, and the simplification of mathematical relationships.
We can use the formula for the sum of a finite geometric series to solve this problem:
\(S_n = a1(1 - r^n)/(1 - r)\\S_n = 8,190, r = 1/2, and a1 = 4,096. \\8,190 = 4,096(1 - (1/2)^n)/(1 - 1/2)\\16,380 = 4,096(1 - (1/2)^n)\\4 = 1 - (1/2)^n\\5/4 = (1/2)^n\\n = log(5/4) / log(1/2)\\n= 3.32193\\\)
Since n must be a whole number, the closest integer to 3.32193 is 3. Therefore, there are 3 terms in the series.
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(-7x^3+9x^2-3)•(-2x^2-5x+6) what are equivalent expressions?
Answer:
Hey your answer is the last one
Step-by-step explanation:
Hope it helps 229 999 0523
(05.03 LC)
The equation shows the relationship between x and y:
y = −4x + 9
What is the slope of the equation? (5 points)
Group of answer choices
−9
−4
4
9
While shopping for clothes, Curtis spent $17 less that 2 times what Daniel spent. Curtis spent $15 dollars
What equation that can be used to determine how much Daniel spent is
Blank• - blank= blank
Answer:
$13
Step-by-step explanation:
15 x 2 =30 - 17 = 13
Ms. Marx has been in the journalism industry for 24 years. She has worked at her current job
for 8 of those years.
What fraction of her career has she been at her current job?
Answer:
33.3%
Step-by-step explanation:
What is the range of the function y= 2e7-1?
Answer:
The range of y = ex is all numbers greater than 0, so since the function has been shifted up 1, the new range of the function is all numbers greater than 1. Since the argument of any log must be greater than 0, (x-1)/2 > 0. Thus x - 1 > 0, so x > 1
Answer:
defines the set of values [ 1, 2, 3, 4, 5 ], and the range
1 : 3 : 5
defines the set of values [ 1, 4 ].
Although a range constant specifies a row vector, Octave does not normally convert range constants to vectors unless it is necessary to do so. This allows you to write a constant like 1 : 10000 without using 80,000 bytes of storage on a typical 32-bit workstation.
A common example of when it does become necessary to convert ranges into vectors occurs when they appear within a vector (i.e., inside square brackets). For instance, whereas
x = 0 : 0.1 : 1;
defines x to be a variable of type range and occupies 24 bytes of memory, the expression
Simplify −3(x+4)+5x Write your answer in factored form
Answer:-3x - 12 + 5x
Step-by-step explanation:
Use the quadratic formula to find the solutions to the quadratic equation below. x^2 - 6x - 5 = 0
Step-by-step explanation:
We know the quadratic formula, which is :
\( \\ {\longrightarrow \qquad{ \sf{x = \frac{ - b \pm \sqrt{ {b}^{2} - 4ac } }{2a} }}} \\ \\ \)
Here,
a = 1b = -6c = -5So,
\( \\ {\longrightarrow \qquad{ \sf{x = \frac{ - ( - 6) \pm \sqrt{ {( - 6)}^{2} - 4(1)( - 5) } }{2(1)} }}} \\ \\ \)
\( {\longrightarrow \qquad{ \sf{x = \frac{ 6 \pm \sqrt{ 36 - 4( - 5) } }{2} }}} \\ \\ \)
\({\longrightarrow \qquad{ \sf{x = \frac{ 6 \pm \sqrt{ 36 + 20 } }{2} }}} \\ \\ \)
\({\longrightarrow \qquad{ \sf{x = \frac{ 6 \pm \sqrt{ 56 } }{2} }}} \\ \\ \)
\({\longrightarrow \qquad{ \sf{x = \frac{ 6 \pm \sqrt{ 2(28) } }{2} }}} \\ \\ \)
\({\longrightarrow \qquad{ \sf{x = \frac{ 6 \pm \sqrt{ 2(2)(14) } }{2} }}} \\ \\ \)
\({\longrightarrow \qquad{ \sf{x = \frac{ 6 \pm \sqrt{ 2(2)(2)(7) } }{2} }}} \\ \\ \)
\({\longrightarrow \qquad{ \sf{x = \frac{ 6 \pm \sqrt{ 2} . \sqrt{2} . \sqrt{2 . 7} }{2} }}} \\ \\ \)
\({\longrightarrow \qquad{ \sf{x = \frac{ 6 \pm 2 \sqrt{14} }{2} }}} \\ \\ \)
Now, Separating the solutions :
\( \\ {\longrightarrow \qquad{ \sf{x = \frac{ 6 + 2 \sqrt{14} }{2} }}} \\ \\ \)
\( {\longrightarrow \qquad{ \sf{x = 3 + \sqrt{14}}}}\\ \\ \)
\(\\ {\longrightarrow \qquad{ \sf{x = \frac{ 6 - 2 \sqrt{14} }{2} }}} \\ \\ \)
\( {\longrightarrow \qquad{ \sf{x = 3 - \sqrt{14}}}}\\ \\ \)
On a number line, point C is at 8, and the midpoint E of CD is at -3.
Point D is at
on the number line.
Answer: C
Step-by-step explanation:
Point D is at -14 on the number line.
How to determine the midpoint of a line segment?In Mathematics, the midpoint of a line segment with two end points can be calculated by adding each end point on a line segment together and then divide by two (2).
Since E is the midpoint of line segment CD, we can logically deduce the following relationship:
Line segment CD = Line segment C + Line segment D
Midpoint E = (point C + point D)/2
By substituting the given points into the equation above, we have the following:
-3 = (8 + D)/2
-6 = 8 + D
D = -6 - 8
D = -14
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You randomly choose a shape from the set of unshaded shapes, then you randomly choose a shape from the set of shaded shapes as shown. What is the probability of choosing an unshaded cube followed by a shaded cube?
The probability of choosing an unshaded cube followed by a shaded cube is 2/9
How to determine the probability?The sample space is given as:
Unshaded shapes = 10
Shaded shapes = 9
There are 5 unshaded cubes and 4 shaded cubes.
So, the required probability is:
P = 5/10 * 4/9
Evaluate the product
P = 2/9
Hence, the probability of choosing an unshaded cube followed by a shaded cube is 2/9
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what is the slope of the line that passes thru (7,-6) and (6,-6)
The slope of the straight line passing through the two given points is undefined which means the line is parallel to the y-axis.
Let us consider the two points A(x₁,y₁) and B(x₂,y₂) be the two points (7,-6) and (6,-6) on the cartesian coordinates.
Let the slope of the line joining A (7,-6) and B(6,-6) be m.
We know that the slope of a line is given by:
\(m=\frac{y_2-y_1}{x_2-x_1}\)
Slope of the line
= (6-7) / (-6+6)
= -1 / 0
= undefined
Since the slope is undefined we can say that the straight line is parallel to the y axis.
we know that tan 90° = ∞
So any line parallel to this line will have the same slope as the y axis.
Hence the slope of the given line is undefined or infinity.
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Find the area of sector with a radius of 4 and a central angle of 30 degrees.
Answer:
Step-by-step explanation:
[angle of sector]/360 x π x radius ² [formula to find area of a sector]
30/360 x π x 4²
Type into a calculator
4.18879
Can you help me? I need to do this IXL ASAP
Answer:
u=20
Step-by-step explanation:
Gwen and her scout troop are heading to the Treetop Glider zip-line course. They plan to
purchase the group package, which will be $504 for 14 people. That's $6 less per person than
the normal cost for an individual.
Which equation can Gwen use to find x, the normal cost of an individual?
The normal cost of an individual is given as x = (504/14) + 6.
How to form an equation?Determine the known quantities and designate the unknown quantity as a variable while trying to set up or construct a linear equation to fit a real-world application.
Given the x as a normal cost of an individual.
Per person cost by group package = Cost / total person
⇒ 504/14
Now saying that that is less than 6 of the normal cost of an individual.
So,
The normal cost of an individual - 6 = 504/14
The normal cost of an individual (x) = 504/14 + 6 = 42
Hence "The normal cost of an individual is given as x = (504/14) + 6".
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Enter the equation in standard form. y = 6/5x- 8/5
Problem Solving Real For Exercises 6 and 7, use the following information. Parents are driving groups of children to the science center. Each van holds 5 children. There are 32 children in all. Mathematical 2 6. PRACTICE Reason How many vans are needed?
Answer:
7 vans are needed
Step-by-step explanation:
The number of vans can be found from ...
(32 children)/(5 children/van) = 6.4 vans
6 vans is not enough. 7 vans are needed.
This scale shows weight in pounds. How much do the apples weigh?
A. 3/4 lb.
B. 3 lb.
C. 3 1/4 lb.
D. 4 lb.
Answer:
where is the scale
Step-by-step explanation:
where is the scale
Answer:
What does the scale look like?
A baker made 52 rolls. He put
an equal amount in each of the
4 baskets in the display case.
How many rolls did he put in
each basket? (10-3)
He put 13 rolls in each baskets
The U.S. Census Bureau defines a household as all of the people who occupy a housing unit as their usual
place of residence. The number of households is not equal to the population because multiple people may
live in the same housing unit.
82.1% of Cincinnati households have a computer. If 111.804 households in Cincinnati have a computer, how
many households are there altogether in Cincinnati? Show your work. Round to the nearest whole number.
Answer: total household present are 136
Step-by-step explanation:
Given:
82.1% of Cincinnati households have a computer.
111.804 households in Cincinnati have a computer.
According to ratio and proportions we have:
let total number of houses be x;
then
(111.804/x)*100=percentage of Cincinnati households having a computer. [\(gain/total*100 =gain %\)]
then
(111.804/x)*100=82.1
cross multiplying we have
x=(111.804*100)/82.1
x=136 households (Round to the nearest whole number.)
so total household present are 136
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Steve ate 1/4 of a pizza, then Scott ate 1/3 of the pizza . What fraction of the pizza is remaining?,
Answer:
5/12
Step-by-step explanation:
1/4 + 1/3 =
3/12 + 4/12 =
7/12
12/12 - 7/12 =
5/12
change 27 km 280m into metre
Answer:
27,280metres
Step-by-step explanation:
27*1000m+280
27,280m
Answer:
27280
Step-by-step explanation:
1km = 1000 metres
27km = 27000 metres
27000 + 280 =27280 metres
consider the continuous random variable x, which has a uniform distribution over the interval from 40 to 44. the variance of x is approximately . a. 46 b. 1.333 c. 1.155 d. 0.333
Consider the continuous random variable x that has a uniform distribution over the interval from 40 to 44. The variance of 'x' is approximately C: 1.155.
The variance of a continuous uniform distribution over the interval [a, b] is determined by the formula given as follows:
Var(x) = (b-a)^2 / 12
For the given distribution, a = 40 and b = 44, so the variance is calculated by putting these values into the above formula:
Var(x) = (44 - 40)^2 / 12 = 1.155
Therefore, the variance of 'x' is approximately 1.155
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Find the missing side of the triangle
Answer:
x = 7\(\sqrt{2}\)
Step-by-step explanation:
Pytago:
\(7^2 + 7^2 = x^2\\x = \sqrt{7^2 + 7^2} \\x = 7\sqrt{2}\)
Step-by-step explanation:
In a right triangle, you can find the leg of the triangle by using the Pythagorean theorem.
\(a^2+b^2=c^2\)
In this case, we have \(7^2+7^2=c^2\), or
\(c^2=98\)
\(\sqrt{98}\)≅\(9.9\)