Answer:
(4 , 18)
Step-by-step explanation:
(2 , 9 ) = (2*2 , 9*2) = (4 , 18)
Answer:
4,18
Step-by-step explanation:
Which expression is equivalent to negative one half open parentheses three minus two fifths close parentheses?
negative three halves minus one fifth
negative three halves plus one fifth
negative three and one half minus one fifth
negative three and one half plus one fifth
The correct option will be B that is "Negative three halves plus one fifth" as the expression is -1/2(3-2/5) as defined "negative one half open parentheses three minus two fifths close parentheses".
What is expression?A finite combination of symbols that are well-formed in accordance with context-dependent rules is referred to as an expression or mathematical expression. No, a mathematical expression cannot be solved because it lacks the "equal to" sign $(=)$, but it can be simplified. Mathematical expressions consist of at least two numbers or variables, at least one math operation, and a sentence. It's possible to multiply, divide, add, or subtract with this mathematical operation. A number, a variable, or a combination of numbers, variables, and operation symbols make up an expression. Two expressions joined by an equal sign form an equation. For instance: 8 plus 3 is the sum. The result of adding 8 and 3 is 11. written as 8 + 3.
Here,
-1/2(3-2/5)=negative three halves plus one fifth
As the expression is -1/2(3-2/5) as defined by "negative one half open parentheses three minus two fifths close parentheses," option B, which is "Negative three halves plus one fifth," will be the correct answer.
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Plzz answer the question ASAP. Plzz ignore #12 I just need 11
Answer:
a) g(f(x)) = (sqrt(x - 5))^2 + 1 = x - 5 + 1 = x - 4
b) For f(x), domain is x - 5 >= 0, or x >= 5, so for g(f(x)), the domain is
x >= 5
"The Eyes Have It" Philip K. D!*ck
What type of conflict is present in this story?
Character versus character
Character versus nature
Character versus self
Character versus society
i will give brainiest and thanks
Character vs self is the dilemma that exists in Philip K. D--ick's short tale "The Eyes Have It." Option C
What is the conflict?Although being blind and unable to see, the main character makes an effort to understand his environment by using the sounds he hears. He overhears a conversation through an open window and begins to imagine that the people speaking are either spies or crooks, which sparks the altercation.
The tension comes from his internal struggle to make sense of the situation as he struggles with his own thoughts and imagination.
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HELP!! The measure of two supplementary angles are in the ratio 4:2. Find the two angles.
Hey there!
Supplementary angles always equal 180° when combined. We have our ratio which is 4:2. When we combine them, we have six. This is on a different scale than 180, so we need to divide 180 by six to see how much bigger we need to make our ratio so we can find the angles.
180/6=30
As we can see, our parts of the ratio are 1/30 the size of our actual angle. To find our angles now, we multiply each number by 30.
4(30):2(30)=120:60
As you can see, if we add 120 and 60, it equals 80, and if you simplify the ratio it is still 4:2.
Your angles are 120° and 60°.
I hope this helps!
The measure of the two angles is 120 and 60 degrees if the angles are in the ratio of 4:2.
What is an angle?When two lines or rays converge at the same point, the measurement between them is called a "Angle."
It is given that:
The measure of two supplementary angles are in the ratio 4:2.
From the question:
4x + 2x = 180
6x = 180/6
x = 30
The first angle = 4x = 4(30) = 120 degrees
The second angle = 2(30) = 60 degrees
Thus, the measure of the two angles is 120 and 60 degrees if the angles are in the ratio of 4:2.
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Joey says the LaTeX: \sqrt{22}22 and LaTeX: \sqrt{27}27 both fall between 4 and 5 on the number line, which statements are true for the LaTeX: \sqrt{22}22 and the LaTeX: \sqrt{27}27.
Select all of the correct answers.
Group of answer choices
I agree, both numbers fall between 4 and 5 on the number line.
I disagree because the square root of 22 falls between 4 and 5, but the square root of 27 falls between 5 and 6 on the number line.
The square root of 22 is approximately 4.69.
The square root of 27 is approximately 5.196
I disagree, neither fall between 4 and 5 on the number line.
I disagree because the square root of 22 falls between 5 and 6, but the square root of 27 falls between 4 and 5 on the number line.
PLEASE THIS IS MY LAST HOPE
Answer:
sdfghjklertyu
Step-by-step explanation:
qwertyuiop;lkjhgfdsa
A teacher surveyed her class after they had taken a vocabulary test. Eighteen of the students claimed they had studied at least one hour for the test. The remaining twelve students admitted that they had not studied for the test at all. The test results (expressed as a percent) for the two groups are shown below.
Studied: 87, 100, 94, 79, 92, 100, 95, 83, 89, 99, 100, 91, 89, 95, 100, 93, 96, 83
Did Not Study: 82, 72, 45, 91, 58, 83, 65, 87, 90, 77, 73, 89
Part 1: Calculate the mean of the group that did not study, rounded to the nearest tenth.
Part 2: Calculate the mean absolute deviation of the group that did not study, rounded to the nearest tenth.
Part 3: How many of the scores (from the group that did not study) are more than two mean absolute deviations from the mean?
Answer:
92.5
Step-by-step explanation:
1 is actually the mean of the group that did study is 92.5
2 is the MAD 5.2.
3is there are ten scores that are within the one MAD of the mean.
Find The Area Of The Shape Shown Below
Answer:
6 units^2solution,
Area of trapezoid:
\( \frac{a + b}{2} \times h \\ = \frac{2 + 4}{2} \times 2 \\ = \frac{6}{2} \times 2 \\ = 6 \: {units}^{2} \)
Hope this helps..
Good luck on your assignment..
Consider the situations in the table below
Situation A: A hang glider descended 33.57 feet, and then ascended 14.98 feet.
Situation B: A football team gained 7 2/5 yards in one play, and then lost 3/5 of a yard in the next play.
Situation C: A hiker walked 3 1/6 miles yesterday and 2 1/2 miles today.
Situation D: A worker earned $23.66 Monday and spent $15.84 Tuesday.
Calculate the sum of each situation. Order the situations from least to greatest based on the numeric value of the sums.
Answer:
Step-by-step explanation:Situation A: The hang glider descended 33.57 feet and again ascended 14.98. So 33.57 - 14.98 = 18.58. So now the hang glider is at 18.58 feet
Situation B: Initially they gained 7 2/5 yards and then lost 3/5 yards.
7 2/5 yards can be written as 37/5. As they lost 3/5 yards, 37/5 - 3/5 = 34/5. So the remaining yards are 34/5 yards.
Situation C: Hiker walked 3 1/6 miles and then 2 1/2 miles. So the total distance is 3 1/6 + 2 1/2 = 5 4/6 miles.
Situation D: Total amount earned is $23.66 + $15.84 = $39.5.
Answer:
Step-by-step explanation:Situation A: The hang glider descended 33.57 feet and again ascended 14.98. So 33.57 - 14.98 = 18.58. So now the hang glider is at 18.58 feet
Situation B: Initially they gained 7 2/5 yards and then lost 3/5 yards.
7 2/5 yards can be written as 37/5. As they lost 3/5 yards, 37/5 - 3/5 = 34/5. So the remaining yards are 34/5 yards.
Situation C: Hiker walked 3 1/6 miles and then 2 1/2 miles. So the total distance is 3 1/6 + 2 1/2 = 5 4/6 miles.
Situation D: Total amount earned is $23.66 + $15.84 = $39.5.
Step-by-step explanation:
can someone help me with these questions? .,.
Answer:
Step-by-step explanation:Laila has 4 donuts she then gives her 3 friends 2/3 of each donut.How much of the donuts did Laila give to her friends?
This is the graph of f(x) = x+A/x+B. The grid lines in the graph are one unit apart. What is the value of A/B
The value of A/B is given as follows:
A/B = -2.
What are the asymptotes of a function f(x)?The vertical asymptotes are the values of x which are outside the domain, which in a fraction are the zeroes of the denominator.The horizontal asymptote is the value of f(x) as x goes to infinity, as long as this value is different of infinity.From the graph, the function has a vertical asymptote at x = 1, hence the value of B is given as follows:
B = -1 -> as x + B = 0 -> x = -B = -1.
When x = 0, y = -2, hence the value of A is obtained as follows:
A/-1 = -2
A = 2.
Then the division is given as follows:
A/B = 2/-1 = -2.
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Simplify (8 x 10 ^−13) − (3.7 x 10 ^−15).
4.3 x 10 ^−15
4.3 x 10 ^−13
7.963 x 10 ^−15
7.963 x 10 ^−13
The solution of the given expression will be 7.963 x 10⁻¹³.
What is an expression?Expression in maths is defined as the collection of numbers variables and functions by using signs like addition, subtraction, multiplication, and division.
Numbers (constants), variables, operations, functions, brackets, punctuation, and grouping can all be represented by mathematical symbols, which can also be used to indicate the logical syntax's order of operations and other features.
Given expression is (8 x 10 ^¹³) − (3.7 x 10 ^⁻¹⁵). The solution of the expression will be calculated as:-
E = (8 x 10 ^⁻¹³) − (3.7 x 10 ^⁻¹⁵)
E = 8 x 10 ^⁻¹³ - 0.037 x 10⁻¹³
E = ( 8 - 0.037 ) x 10⁻¹³
E = 7.963 x 10⁻¹³
Therefore, the solution of the given expression will be 7.963 x 10⁻¹³.
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Solve for t.
16-2t=3/2t+9
T=_____
Answer:
t=2
Step-by-step explanation:
by simplifying both sides of the equation, then isolating the variable
2 is the answer
for all of yall on Khan
The number a 10^-2 is about 8 times greater than b 10^-3.
Find the correct value of a and b.
Answer:
Step-by-step explanation:
its says about so can i be bigger than 8
PLEASE HELP!! WHOEVER ANSWERS THE BEST GETS BRAINLIEST AND 20 POINTS!!!
Answer: 19.50
Step-by-step explanation:
Write a system of equations to represent the problem. Let x represent the cost of a binder, and let y represent the cost of a notebook.
Grace buys 4 binders and 7 notebooks for $26.50 total, so the equation 4x+7y=26.50 represents how much Grace spends.
Grace's friend buys 3 binders and 6 notebooks for $21.00 total, so the equation 3x+6y=21 represents how much her friend spends.
You can use this system of equations to find how much money Grace and her friend spend on notebooks:
4x+7y=26.50
3x+6y=21
Next, find how much Grace and her friend spent on notebooks. Start by finding the cost of one notebook. Use elimination to solve for y. .
3(4x+7y)=3(26.50)
–
12x+21y = 79.50
–
4(3x+6y)=
–
4(21)
–
12x–24y =
–
84
–
3y =
–
4.50
y = 1.50
Each notebook costs $1.50. Grace and her friend buy a total of 13 notebooks, so multiply to find how much money they spend on notebooks.
13$1.50=$19.50
The circumference of a circular park is approximately 18 feet. What is the approximate area inside the circular park?
Answer:
25.685 square feet.
Step-by-step explanation:
Circumference = 2 * π * radius
From this, we can derive the formula for the radius:
radius = Circumference / (2 * π)
Let's substitute the value of the circumference and calculate the approximate radius:
radius = 18 / (2 * π)
radius ≈ 18 / (2 * 3.14159)
radius ≈ 2.865 feet
Now that we have the approximate radius, we can calculate the area:
Area ≈ π * radius²
Area ≈ 3.14159 * (2.865)²
Area ≈ 3.14159 * 8.193225
Area ≈ 25.685 square feet
Therefore, the approximate area inside the circular park is approximately 25.685 square feet.
Please answer quickly
Answer: b) exponential.
Step-by-step explanation: the picture shows that the line is not going in a straight line. so it cant be linear.
Jose makes $8 an hour plus an
additional $240 per week in commission. How
many hours did he work last week if his
paycheck was $528?
Answer:
36 hours
Step-by-step explanation:
To find the hours Jose worked, we can write an equation with the value x as our unknown, for the hours worked.
To construct this equation, we'll list out the values we have to include. The total will equal 528, so we know 528 will be on one side of the equation.
On the other side, we have the hourly rate plus the commission, 240. The rate is 8 dollars per hour. The unknown, or hours worked, is x. So, the rate is 8x. This is added to the weekly commission to equal his weekly paycheck.
8x, the hourly rate, + 240, the commission, = 528, the total paycheck.
The equation is-
8x + 240 = 528
Now we can solve the equation.
First subtract 240 from either side of the equals sign.
8x + 240 - 240 = 528 - 240
Simplify this to get-
8x = 288
Divide 8x by 8.
\(\frac{8x}{8}\) = \(\frac{288}{8}\)
Simplify.
x = 36
Jose worked 36 hours last week.
I hope this helps ^^
math that I need help for cuz me not smart
Answer:
87
Step-by-step explanation:
What is the ratio of boys to girls?
Boys: 5
Girls: 2
select all that are correct (more than one answer)
A. 2 to 5
B. 2/5
C. 5:2
D. 2:5
A six-sided number cube is tossed and a coin is flipped.
The sample space is {1H, 2H, 3H, 4H, 5H, 6H, 1T, 2T, 3T, 4T, 5T, 6T}.
What is the probability of rolling a number greater than 2 and flipping heads?
Enter your answer, as a fraction in simplest form, in the box.
[ ]
Answer:
1/4
Step-by-step explanation:
The answer is 3/12, and the simplified version of that is 1/4
please help! giving brainlest if explained
Answer:
Hello, Im Mack, | Hope your doing well :)
Here is the Answer Ive got for you:
Step-by-step explanation:
Here is the Table filled out with the correct Values:
Speed Equation: (Velocity=distance/time)
Distance: Distance traveled: Time traveled: Speed:
0-2 2 Meters 20 Secs 10secs/m
4-6 6 Meters 30 Secs 5secs/m
8-10 10 Meters 50 Secs 5secs/m
Comment if you need further help, and I will rely asap,
Hope I helped you out :)
Have a great day my friend and best of luck to your studies :)
A teacher selects two different numbers, x and y, and states that x + y = 0. Which statement could be true about these two numbers?
Both numbers are positive.
Both numbers are negative.
One number is zero and the other is positive.
One number is positive and the other is negative
Answer:
One number is positive, and the other is negative. The numbers are additive inverses. x + y = 0 -----> y = -x
PLEASE ANSWER ASAP WILL GIVE YOU BRAINLIEST
Answer: R^1 is at (-3,0) S^1 is at (-2,2) U is at (-4,2) T is at (-3,4)
Step-by-step explanation:
BELL RINGER - 12/16/2020
*
Wrapping paper comes in 3 colors, on either a regular roll or an extra wide roll, and with or without pattern, How many combinations are in the sample space? *
the 2 question
EXIT TICKET - 12/16/2020
What is the Probability of choosing a penny from a bag of coins that contains 12 pennies, 19 nickels, 14 dimes and 15 quarters written as a percent?
Answer:
6% chance
Step-by-step explanation:
12+19+14+15 = 60 60 divided by 100 = 0.6 = 6%
Answer:
There is a 6% chance
Step-by-step explanation:
Classify each pair of numbered angles as corresponding, alternate interior, alternate exterior, or none of these.
Drag and drop the choices into the boxes to correctly complete the table.
corresponding
alternate interior
alternate exterior
none of these
Answer:
ABOVE ANSWER IS WRONG!
Step-by-step explanation:
I used this answer on my test and it was wrong, here is the correct answer :)
HELP PLEASE I REALLY NEED HELP
What are the first four terms of a geometric sequence if its common ratio is 5 and its first term is 2.5?
2.5, 7.5, 12.5, 17.5
2.5, 0.5, 0.1, 0.02
2.5, 12.5, 62.5, 312.5
2.5, -2.5, -7.5, -12.5
Answer:
C
Step-by-step explanation:
I think
Answer: C: 2.5, 12.5, 62.5, 312.5
Step-by-step explanation:
Let us remember that in a geometric sequence:
ratio = \(\frac{a_{2} }{a_{1}}\)
We know that \(a_{1}\) (first term) is 2.5. So plug in the numbers into the above formula:
5 = \(\frac{a_{2} }{2.5}\)
Multiply both sides by 2.5 to solve for \(a_{2}\) (second term):
5 × 2.5 = 12.5
By process of elimination, it is obvious the correct answer is C.
We can double check your answer by checking the rate is 5 by dividing:
For example, 62.5 (\(a_{3}\)) divided by 12.5 (\(a_{2}\)) is appropriately 5.
Similarly, 312.5 (\(a_{4}\)) divided by 32.5 (\(a_{3}\)) is again 5, confirming our answer to be correct.
The circle graph shows the visitors at Ms. Chompson’s bakery last month. There were a total of 360 visitors last month. Show your work to find the answers below. Give a number, not the percent.
a) How many visitors last month were age 18 and under? ____________
b) How many were between the ages of 19-44? _____________
Answer:
15
Step-by-step explanation:
What is the mean of 2,9,1,10,4,4
Answer:
2+9+1+10+4+4 = 30
30/6 = 5
The mean is 5
\(\huge\text{Hey there!}\)
\(\large\textsf{When you see or hear the word \underline{mean} it simply means the \underline{\bf average}.}\\\large\textsf{You simply have to ADD ALL the GIVEN NUMBERS, then DIVIDE}\\\large\textsf{the TOTAL NUMBERS you have in the given set.}\)
\(\large\text{Equation: }\mathsf{\dfrac{2 + 9 + 1 + 10 + 4 + 4}{6}}\)
\(\large\textsf{2 + 9 + 1 + 10 + 4 + 4}\)
\(\large\textsf{2 + 9 = 11}\)
\(\large\textsf{11 + 1 + 10 + 4 + 4}\)
\(\large\textsf{11 + 1 = 12}\)
\(\large\textsf{12 + 10 + 4 + 4}\)
\(\large\textsf{12 + 10 = 22}\)
\(\large\textsf{22 + 4 + 4}\)
\(\large\textsf{22 + 4 = 26}\)
\(\large\textsf{26 + 4 = 30}\)
\(\mathsf{\dfrac{30}{6} = 5}\)
\(\boxed{\boxed{\large\textsf{Answer: \huge your mean is: \bf 5}}}\huge\checkmark\)
\(\text{Good luck on your assignment and enjoy your day!}\)
~\(\frak{Amphitrite1040:)}\)
What transformation of Figure 1 results in Figure 2?
Select from the drop-down menu to correctly complete the statement.
A
Choose...
of Figure 1 results in Figure 2.
Two triangles, both different shades of blue, labeled Figure 1 and Figure 2. One triangle overlaps the other.
Answer:
reflection
Step-by-step explanation:
took the k12 quiz
Answer:
Reflection
Step-by-step explanation:
If you use your brainpower you can tell its reflected.