Answer:
~ .95 km
Step-by-step explanation:
Use distance formula to find the distance between the two points then multiply by .125 km
d^2 = ( 2- -1)^2 + ( -3 -4)^2
d^2 = 9 + 49
d^2 = 58
d = sqrt 58
sqrt 58 * .125 km = .952 km ~ .95 km
0.62 as a percent
(STEP BY STEP)
Answer:
0.62 = 0.62 × 100/100 = (0.62 × 100)/100 = 62/100 = 62%;
In other words:
1) Multiply that number by 100.
2) Add the percent sign % to it.
Answer:
62%
Step-by-step explanation:
You would take the decimal and move it to the right two spaces then add the percent sign in replace of the decimal.
.62 → 6.2 → 62. → 62%
Hope this helps!
suppose you roll a special 12 sided die. what is the probabilty that the number rolled is a 9 or a 10
Answer:
16.67%
Step-by-step explanation:
2 possibilities out of 12 = 2/12 which equals to a percentage of 16.67%
Which one is it?? Let me know when u have it
Factor:
\(\begin{gathered} x^3-5x^2-2x+24=x((x-5)x-2)+24 \\ so\colon \\ x((x-5)x-2)+24=(x+2)(x-3)(x-4) \end{gathered}\)Answer:
x + 2
What is 5/8 divided by 4/3
Answer:
15/32
Step-by-step explanation:
I need expert answers for this
The last expression finally simplifies to cot β + tan α using quotient identity in trigonometric identities.
How to prove Trigonometric Identities?We want to verify the trigonometric identity;
cos (α - β)/(cos α sin β) = cot β + tan α
Now, according to trigonometric identities in mathematics, we know that;
cos (α - β) = (cos α cos β) + (sin α sin β)
Thus, plugging that back into our left hand side of the main question gives;
[(cos α cos β) + (sin α sin β)]/(cos α sin β)
Rewriting this expression by separating the denominator gives;
[(cos α cos β)/(cos α sin β)] + [(sin α sin β)]/(cos α sin β)
Using quotient identities, this can be simplified to;
cot β + tan α
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70 = 10 + 12r solve each equation
Answer:
r = 5
Step-by-step explanation:
70 = 10 + 12 r
-10 -10
____________
60 = 12r
/12 /12
_______
5 = r
Answer:
5
Step-by-step explanation:
70-10=60
60=12r
60/12=5
r=5
If n + 3 = n x 3, then n =
Answer:
n+3=n*3
n+3=3n
3n-n=3
2n=3
n=3/2
Step-by-step explanation:
Triangle OMG has vertices at 0(4,-2), M(5,3), and G(-6,0). If point G is
transformed under the translation of (x,y) - (x+3y + 2), then A OMG' is
O equilateral.
O isosceles.
O scalene.
Which solution would make this equation have infinitely many solutions?
A.-18
B.-9
C.9
D.18
Answer: -18
Step-by-step explanation:
Let R be the region bounded by the following curves. Use the shell method to find the volume of the solid generated when R is revolved about the y-axis.
y
=
11
−
x
,
y
=
0
,
x
=
3
,
x
=
9
Using the shell method, the volume of the solid generated when R is revolved about the y-axis is V= 324π cubic units.
The shell method refers to a method of finding volumes of the solid by decomposing a solid of revolution into cylindrical shells. It is one of the methods to find the volume of the solid. This solid is generated when region R is rotated about an axis or the y-axis. In case it is y-axis then the following formula is used:
V= ∫_a^b▒〖2πx [f(x)-g(x)]dx〗
Where y = f(x), y = g(x), and the interval is considered as [a,b].
The given curves are: y = 11 − x, y = 0, x = 3, x = 9
V= ∫_3^9▒〖2πx [11-x-0]dx〗
V= 2π∫_3^9▒〖(11x-x^2)dx〗
V= 2π[11/2 x^2- 1/3 x^3]
V= 2π[11/2 9^2- 1/3 9^3- 11/2 3^2+ 1/3 3^3]
V= 2π[891/2- 729/3- 99/2+ 27/3]
V= 2π[729/2- 702/3]
V= 2π[396-234]
V= 2π[162]
V= 324π cubic units
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One month Eric rented 3 movies and 5 video games for a total of $34. The next month he rented 9 movies and 7 video games for a total of $56. Find the rental
cost for each movie and each video game.
Rental cost for each movie:
Rental cost for each video game:
G
O
G
movies 1.75 each
games 5.75 each
A geologist collected data on 11 colleagues. The geologist had to dig hundreds of feet to reach the minerals they were looking for. They shared their data as: 110, 250, 230, 230, 122, 286, 115, 299, 98, 142, 188, 198.
What is the mean of this data? Enter your answer rounded to two decimal places, like this: 42.53.
Answer:
206.29
Step-by-step explanation:
(add all answers up and divide by 11)
(206.18)
Answer:
189
Step-by-step explanation:
At the market, he spends $5.58 on red potatoes and $4.68 on yellow potatoes. If each type of potato costs $0.90 per pound, how many total pounds of potatoes does he buy?
Answer:
11.4pounds
Step-by-step explanation:
(5.58+4.68)÷0.90
=11.4(pounds)
For function f(x) = 3x-2
and g(x)=x², workout
fg(x)
For the function f( x) = 3x- 2 and g( x) = x2, the workout fg( x) is 3x2- 2.
What is function?
A function in mathematics from a set X to a set Y allocates exactly one element of Y to each element of X. The sets X and Y are inclusively appertained to as the function's sphere and codomain, independently. originally, functions represented the idealized relationship between two changing amounts.
A formula, rule, or legislation that specifies how one variable( the independent variable) and another variable are related( the dependent variable).
Four orders of functions live functions with return values and arguments.
This function accepts arguments and gives back a result.
functions that take arguments but have no return values.
functions with return values and no arguments.
functions that have no arguments or return values.
we are given two function f( x) and g( x);
f( x) = 3x- 2 and
g( x) = x2
So, for fg( x), we've to put value of g( x) into f( x);
Hence, the equation will be;
fg( x) = 3x2- 2.
thus, for the function f( x) = 3x- 2 and g( x) = x2, the fg( x) is 3x2- 2.
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The patient's insurance policy will pay 90% of all ER charges. How much will the insurance policy pay for a bill of $678.35
This shows that $610.515 will be paid for the bill
Insurance chargesGiven the following parameters
Bill amount = $678.35If the patient's insurance policy will pay 90% of all ER charges, the amount the insurance policy will pay for the bill will be:
Amount paid = 0.9 * $678.35
Amount paid = 610.515
This shows that $610.515 will be paid for the bill
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Emily sells greeting cards. The graph models the linear relationship between the number of boxes of cards she sells and her profit.
Selling Cards
50
40
Profit (dollars)
30
20
10
0
4 5 6
Number of Boxes
Which of these best describes the profit Emily makes from selling these cards?
$7.50
just took the cfa or test on edguninty
A linear relationship on a graph describes a relation between two distinct variables x and y in the form of a straight line.
The amount of profit for selling one box is $7.5.
Option A is the correct answer.
What is a linear relationship on a graph?A linear relationship on a graph describes a relation between two distinct variables x and y in the form of a straight line.
We have,
The graph models the linear relationship between the number of boxes of cards sold and its profit.
We see from the graph that when 4 boxes of cards are sold the profit made is $30.
This can be written as:
4 boxes = $30
Divide both sides by 4 we get,
1 box = 30/4
1 box = $7.5
Thus the amount of profit for selling one box is $7.5.
Option A is the correct answer.
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Triangle with exactly
2 equal sides
Hey there!
ALL triangles has 3 sides. (Top and the two corners)
The only try that has the sides that are equal to each other is, the isosceles triangle ; the isosceles triangle is equal to 180°
Answer: ISOSCELES TRIANGLE ☑️
Good luck on your assignment and enjoy your day!
~LoveYourselfFirst:)
Here’s an example SIDE A is EQUIVALENT (EQUAL) to SIDE B
Jack wants to attend a private 4-year university that costs $32,500 a year for tuition. His parents said they will give him $15,000 each year towards tuition. If he saves his money over the next four years before college, how much money will he have to save each year?
A $1,750
B $17,500
C $175
D $4375
Answer:
b
Step-by-step explanation:
Help me pls in math to solve these thank u
Step-by-step explanation:
y = mx + b
m = 3
b = 2
y = 3x + 2
______________________
y = mx + b
m = 1/2
b = -1
y = 1/2x + (-1)
y = 1/2x -1
please help
The price for 5lbs is candy is $7.15. How much per pound is the cost of the candy?
Answer:
$1.43
Step-by-step explanation:
7.15 / 5 is 1.43, so each pound is $1.43
Answer:
1.43$
Step-by-step explanation:
Take the 5lbs and divide it by $7.15 that will get you the unit of 1.43$
The width of Hudson's science fair poster needs to be more than 2.5 feet wide. Which of the following shows what the width could be? Select TWO that apply
A 40 inches
B 35 inches
C 25 inches
D 20 inches
Answer:
a c
Step-by-step explanation:
Minh spent $6.25 on five sticker books to give his nephews. Find the cost of each sticker book.
Answer: $1.25
Step-by-step explanation:
The following sequence is geometric
x+ 1, 3, 5x+ 2
Determine the possible values of x
x = 1 is the only possible value for the given sequence to be geometric.
What is a sequence?
A sequence is an ordered list of elements. The elements may be numbers, functions, or any other mathematical objects. Sequences can be finite or infinite and follow different patterns, e.g. arithmetic, geometric or recursive.
What is geometric sequence?
A geometric sequence is a sequence of numbers in which each term after the first is found by multiplying the previous term by a constant called the common ratio.
According to the given information
For a sequence to be geometric, the ratio of any term to the preceding term should be constant.
Thus, we can write:
(3)/(x+1) = (5x+2)/(3)
Simplifying the above equation, we get:
9x + 3 = 5x + 2x + 6
3x = 3
x = 1
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Which function has the same range as \(f(x)= - 2\sqrt{x} =-3 + 8\\\)
Both g(x) = 5 - x² and h(x) = \(5 - e^(6-^x^)\)have the same range as f(x) = -2√(x) - 3 + 8, which is (-∞, 5].
To determine which function has the same range as f(x) = -2√(x) - 3 + 8, we need to first find the range of f(x).
The square root function √(x) takes non-negative values as input and gives non-negative outputs, so the expression -2√(x) will always be non-positive. Therefore, the range of f(x) will be all real numbers less than or equal to -3 + 8, which is 5.
In other words, the range of f(x) is (-∞, 5].
So, we need to find a function whose range is also (-∞, 5]. One possible function is g(x) = 5 - x². We can see that when x is zero, g(x) is at its maximum value of 5, and as we increase or decrease x, g(x) will decrease, eventually approaching negative infinity.
Another possible function is h(x) = 5 - e^(-x). When x is negative infinity, e^(-x) is approaching positive infinity, so h(x) is approaching 0. As we increase x, e^(-x) is approaching zero, so h(x) is approaching 5.
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The diagram shows a shape made from a square circle, OAB, and a right angled triangle OBC. The radius of the circle is 5 centimetres and OC is 6 centimetres. Calculate the area of the shape
The area of the shape with the given features is 34.625 square cm
Calculating the area of the shapeFrom the question, we have the following parameters that can be used in our computation:
Composite figures
The area of the shape is the sum of the areas of individual shapes
So, we have
Area = triangle + quarter circle
This gives
Area = 1/2 * 6 * 5 + 1/4 * 3.14 * 5^2
Evaluate
Area = 34.625
Hence, the area is 34.625 square cm
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write a formula for f(a) in terms of a -3a + 6b = a + 4b
Answer:
\(\huge\boxed{\sf f(a) = 2a}\)
Step-by-step explanation:
-3a + 6b = a + 4b
Isolate b
6b - 4b = a + 3a
2b = 4a
b = 4a / 2
b = 2a
Replace b by f(a)
f(a) = 2a
\(\rule[225]{225}{2}\)
Hope this helped!
~AH1807Answer:
Step-by-step explanation: Answer: 2a
Trust ;)
Four different exponential functions are represented below.
Drag the representation of each function into order from greatest y-intercept to least y-
intercept.
The graph of the function y = 2x⁴ - 5x³ + x² - 2x + 4 is plotted and attached.
How to solve
We have the 4 functions as shown in the image attached.
The y - intercept is the point where the graph intercepts the y - axis.
Function [1] -
y = 4 + 2x
y - intercept is 4
Function [2] -
y = 5ˣ + 1
y - intercept is 2.
Function [3] -
the y-intercept is 1.
Function [4] -
the y - intercept is at -1.
Therefore, the greatest y-intercept is of function -
f(x) = 2x + 4
and the least y-intercept is of the function shown in graph [4] or function [4].
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Answer:
Carlos puts $3 into his bank account and it grows by 50% each year
f(x)=4^x+1
(The Table)
(The Graph)
A one-week summer basketball camp promises 3 coaches for every 24 players. If 276 players register for the camp, how many coaches should the camp hire? Explain how you interpreted the calculation to decide.
Answer:
34.5 = 35 coaches
Step-by-step explanation:
276/24 = 12.5 = 11.5 (11 groups of 24 players + 12 players
11.5 x 3 =
3 Jack walk from Santa Clara to Polo Allo. Il took I hour 25 min to walk from Santa Clot to Los Altos. Than it took 25 minute of wal from los altos to Palo buto. He arrived in Palo alto at 2:45 P.M. of what time die Santa Clara ? he leave Santa clara
The time Jack left Santa Clara is 1 : 55 pm
What is word problem?A word problem in math is a math question written as one sentence or more. These statements are interpreted into mathematical equation or expression.
The time for Jack to walk to lose Altos is 25 min and he uses another 25mins to work to Palo alto.
Therefore, the total time he spent is
25mins + 25 mins = 50 mins
He arrived Palo at 2 :45 pm, therefore the time he left Santa Clare will be ;
2:45 pm = 14 :45
= 14:45 - 50mins
= 13:55
= 1 : 55pm
Therefore he left at 1:55 pm
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HELP PLEASE! THIS IS DUE SOON! HELP ME! QUESTION BELOW!
Answer:
A) x = 113°
Explanation:
Given three sides: 6.4 cm, 5.8 cm, 10.2 cm
Use the cosine rule:
c² = a² + b² - 2ab cos(C)
Insert/put variables:
\(\rightarrow \sf 10.2^2 = 5.8^2 + 6.4^2 - 2(5.8)(6.4) cos(x)\)
\(\rightarrow \sf -74.24 cos(x) = 10.2^2 - 5.8^2 - 6.4^2\)
\(\sf \rightarrow -74.24 cos(x) = 29.44\)
\(\rightarrow \sf cos(x) = \dfrac{29.44}{-74.24}\)
\(\rightarrow \sf x = cos^{-1}(-\dfrac{23}{58})\) = 113.36° ≈ 113° (rounded to nearest degree)