Answer:
\(dy \ = \ 0.1\)
Step-by-step explanation:
Considering the Leibniz notation to represent the derivative of \(y\) with respect to \(x\), suppose \(y \ = \ f\left(x\right)\) is a differentiable function, let \(dx\) be the independent variable such that it can be designated with any nonzero real number, and define the dependent variable \(dy\) as
\(dy \ = \ f'\left(x\right) \ dx\),
where \(dy\) is the function of both \(x\) and \(dx\). Hence, the terms \(dy\) and \(dx\) are known as differentials
Dividing both sides of the equation by \(dy\), yield the familiar expression
\(\displaystyle\frac{dy}{dx} \ = \ f'\left(x\right)\).
Given that \(f\left(x\right) \ = \ x\) and \(dx \ = \ 64.1 \ - \ 64 \ = \ 0.1\), hence
\(f'\left(x\right) \ = \ 1\).
Subsequently,
\(dy \ = \ f'\left(64\right) \ \times \ 0.1 \\ \\ dy \ = \ 1 \ \times \ 0.1 \\ \\ dy \ = \ 0.1\).
in the illustration below ,The two lights are designed tc pperate at 6 volts, 5 amps each,
5
f the power source is12 volts, what will be the value of the Resistor?
Round to the tenth position. (0.00)
The value of the resistor needed in this scenario is approximately 1.2 ohms.
To find the value of the resistor in the given scenario, we can apply Ohm's Law, which states that the current (I) flowing through a resistor is directly proportional to the voltage (V) across it, and inversely proportional to the resistance (R) of the resistor.
Using Ohm's Law, we have the formula:
V = I * R
Where:
V is the voltage across the resistor (12 volts in this case),
I is the current flowing through the resistor (5 amps for each light, so a total of 10 amps),
R is the resistance of the resistor (which we need to find).
Rearranging the formula, we have:
R = V / I
Plugging in the values:
R = 12 volts / 10 amps
R = 1.2 ohms
Therefore, the value of the resistor needed in this scenario is approximately 1.2 ohms.
It's worth noting that this calculation assumes the lights are connected in parallel, as the current remains the same for each light. If the lights were connected in series, the total resistance would be the sum of the individual resistances, and the calculation would be different.
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Which shows the best estimate of the quotient of 523 +67?
O between 7 and 8
O between 8 and 9
O between 70 and 80
O between 80 and 90
Explain how the vertical line test was robes that a relation is not a function.
(GIVING BRAINLIEST!!)
A cake is cut into 6 equal-sized pieces. Each piece is one sixth of the whole. Choose the equation that represents this fraction.
A) 5 ÷ 6 = ________
B) 6 ÷ 5 = ________
C) 1 ÷ 6 = ________
D) 6 ÷ 1 = ________
Answer:
c is correct
Step-by-step explanation:
The equation that represents this fraction is 1 ÷ 6 =1/6. Therefore, option C is the correct answer.
What is the fraction?In Mathematics, fractions are represented as a numerical value, which defines a part of a whole. A fraction can be a portion or section of any quantity out of a whole, where the whole can be any number, a specific value, or a thing.
Given that, a cake is cut into 6 equal-sized pieces. Each piece is one sixth of the whole.
The equation is 1 ÷ 6 =1/6
Therefore, option C is the correct answer.
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PLEASE ANSWER I NEED THIS HELP!!!!!!
Quadrilateral WXYZ is a rectangle. If m∠XYW = 5x-7 and m∠RWX = 18 find the value(s) of x. Show your work for credit.
Plz anserw this. THANK YOU.
I will give brainelst
Answer:
\(m\angle 3=30^\circ,~m\angle 8=150^\circ\)
Step-by-step explanation:
Angles and Lines
We must recall some properties of angles and lines:
Linear pair of angles: Two angles are linear if they are adjacent angles formed by two intersecting lines. They must add up to 180°.
Corresponding angles: They are angles that occupy the same relative position at each intersection where a straight line crosses two others. If the two lines are parallel, the corresponding angles are congruent, i.e., they have the same measure.
The figure shows two parallel lines a and b, crossed by the line m. These conditions make the following relations be true:
Angles 3 and 4 are linear pair
Angles 8 and 4 are corresponding.
The first relation leads to:
\(m\angle 3+m\angle 4 = 180^\circ\)
The second relation leads to:
\(m\angle 4 = m\angle 8\)
Since:
\(m\angle 3=x\)
\(m\angle 8=5x\)
Substituting:
\(x + 5x = 180^\circ\)
Simplifying:
\(6x = 180^\circ\)
Solving for x:
\(x = 180^\circ/6\)
\(x = 30^\circ\)
Now,
\(m\angle 3=x=30^\circ\)
\(m\angle 8=5x=150^\circ\)
\(m\angle 3=30^\circ,~m\angle 8=150^\circ\)
Find the perimeter of the rectangle.
Answer:
70ft
Step-by-step explanation:
a rectangle has the same length on two sides and the same height of two sides.
the height is 15 ft
the length is 20 ft.
20+25=35ft
35ftx2= 70ft.
the perimeter is 70ft.
Answer:
(length+ breath) 2
Step-by-step explanation:
15 + 20+15+20
what is 2 x 2,000,000
Answer: 4,000,000
Please, please give me brainliest! I'm trying to become the next rank :) Thanks!
Answer: Heyaa!
The Answer Is... 4000000
Step-by-step explanation:
Multiple them together :
Hopefully this helps you !
- Matthew ~
Find the slope
-3/5
3/5
5/3
-5/3
Answer:
-5/3
Step-by-step explanation:
We have two points on the line ( 0,2) and ( 3, -3) so we can use the slope formula to find the slope
m = ( y2 -y1)/(x2-x1)
= ( -3 -2)/(3-0)
= -5/3
For the results of a certain survey, the estimated probability of being a car owner was 0.77 for males and 0.62 for females. Express each of these as a conditional probability. The probability of being a car owner (CO ) was 0.77 for males (M). Express this as a conditional probability.
Answer:
P(CO|M)=0.77 for male
and P(CO|M^c)=0.62 for female
Step-by-step explanation:
When we talk of conditional probability, we refer to the measure of the probability of an event given that another event has occurred
Here, we are to express the results of the survey as a conditional probability.
For the male part of the question, the conditional probability means that, given that the person is a male, the probability that he is a car owner would be;
P(CO|M)=0.77
For the female part of the question, what we have as a conditional probability is that if a person is a female that she is a car owner is;
P(CO|M^c)=0.62
Please kindly understand that the term M^c refers to M complement in words
2 starting terms of a diginacci sequence when the 2021st term is 11
Hello,
In a diginacci sequence, all term is the sum off digits of the 2 terms before.
Answer: 2,3
\(u_{-2}=1\\u_{-1}=1\\u_0=digit(u_{-2})+digit(u_{-1})=1+1=2\\u_1=1+2=3\\u_2=2+3=5\\u_3=3+5=8\\u_4=5+8=13\\u_5=8+1+3=12\\...\\u_{18}=11\\u_{19}=8\\u_{20}=10\\u_{21}=9\\u_{22}=10\\u_{23}=10\\u_{24}=2**********\\u_{25}=3**********\\2020=24*84+4\\u_{2020}=u_{4}=13\\\)
We must begin with 13 , 10
Proof:
Dim a As Long, b As Long, c As Long, nb As Integer
a = 13
b = 10
nb = 1
Print nb, a
While nb < 2021
nb = nb + 1
c = somme&(a, b)
a = b
b = c
' Print nb, a
Wend
Print nb, a
End
Function somme& (a1 As Long, b1 As Long)
Dim strA As String, strB As String, n As Long
strA = LTrim$(Str$(a1))
strB = LTrim$(Str$(b1))
n = 0
For i = 1 To Len(strA)
n = n + Val(Mid$(strA, i, 1))
Next i
For i = 1 To Len(strB)
n = n + Val(Mid$(strB, i, 1))
Next i
somme& = n
End Function
giúp mình với mình không biết làm
Mia took a taxi from her house to the airport. The taxi company charged a pick-up fee of $1.30 plus $4.25 per mile. The total fare was $31.05, not including the tip. How many miles was the taxi ride?
The taxi ride was 7 miles
How to calculate the number of miles ?Mia took a taxi from her house to the airport
The taxi charged a pick up fee of $1.30
They also charged $4.25 per mile
The total fare was $31.05
The number of miles can be calculated as follows
31.05 - 1.30 = 4.25x
29.75= 4.25x
Divide both sides by the coefficient of x which is 4.25
29.75/4.25= 4.25x/4.25
x= 7
Hence the taxi ride was 7 miles
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what is the solution to the equation:
5(n - 1/10) = 1/2
a. n= 13/5
b. n= 3/25
c. n= 0
d. n= 1/5
\( \sf \longrightarrow \: 5 \bigg( \: n - \frac{1}{10} \bigg) = \frac{1}{2} \\ \)
\( \sf \longrightarrow \: 5 \bigg( \: \frac{n}{1} - \frac{1}{10} \bigg) = \frac{1}{2} \\ \)
\( \sf \longrightarrow \: 5 \bigg( \: \frac{10 \times n - 1 \times 1}{1 \times 10} \bigg) = \frac{1}{2} \\ \)
\( \sf \longrightarrow \: 5 \bigg( \: \frac{10n - 1}{ 10} \bigg) = \frac{1}{2} \\ \)
\( \sf \longrightarrow \: \: \frac{50n - 5}{ 10} = \frac{1}{2} \\ \)
\( \sf \longrightarrow \: \: 2(50n - 5) =1(10) \\ \)
\( \sf \longrightarrow \: \: 2(50n - 5) =10 \\ \)
\( \sf \longrightarrow \: \: 100n - 10=10 \\ \)
\( \sf \longrightarrow \: \: 100n =10 + 10\\ \)
\( \sf \longrightarrow \: \: 100n =20\\ \)
\( \sf \longrightarrow \: \:n = \frac{2 \cancel{0}}{10 \cancel{0}} \\ \)
\( \sf \longrightarrow \: \:n = \frac{1}{5} \\ \)
Answer:-
Answer:- D) n = ⅕ ✅To solve the equation \(\sf 5(n - \frac{1}{10}) = \frac{1}{2} \\\) for \(\sf n \\\), we can follow these steps:
Step 1: Distribute the 5 on the left side:
\(\sf 5n - \frac{1}{2} = \frac{1}{2} \\\)
Step 2: Add \(\sf \frac{1}{2} \\\) to both sides of the equation:
\(\sf 5n = \frac{1}{2} + \frac{1}{2} \\\)
\(\sf 5n = 1 \\\)
Step 3: Divide both sides of the equation by 5 to isolate \(\sf n \\\):
\(\sf \frac{5n}{5} = \frac{1}{5} \\\)
\(\sf n = \frac{1}{5} \\\)
Therefore, the solution to the equation \(\sf 5(n - \frac{1}{10})\ = \frac{1}{2} \\\) is \(\sf n = \frac{1}{5} \\\), which corresponds to option (d).
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♥️ \(\large{\underline{\textcolor{red}{\mathcal{SUMIT\:\:ROY\:\:(:\:\:}}}}\)
A triangle LMN with ln = 12 cm,Nm= x cm, Nk = 6cm and Km 8cm
Calculate the value of
(i) x
(ii) o
The value of x is 9 cm, and angle O is 0 degrees.
To solve the triangle LMN and find the values of x and angle O, we can use the Law of Cosines and the Law of Sines. Let's go step by step:
(i) To find the value of x, we can use the Law of Cosines. According to the Law of Cosines, in a triangle with sides a, b, and c, and angle C opposite to side c, the following equation holds:
c^2 = a^2 + b^2 - 2ab * cos(C)
In our case, we want to find side NM (x), which is opposite to angle N. The given sides and angles are:
LN = 12 cm
NK = 6 cm
KM = 8 cm
Let's denote angle N as angle C, side LN as side a, side NK as side b, and side KM as side c.
Using the Law of Cosines, we can write the equation for side NM (x):
x^2 = 12^2 + 6^2 - 2 * 12 * 6 * cos(N)
We don't know the value of angle N yet, so we need to find it using the Law of Sines.
(ii) To find angle O, we can use the Law of Sines. According to the Law of Sines, in a triangle with sides a, b, and c, and angles A, B, and C, the following equation holds:
sin(A) / a = sin(B) / b = sin(C) / c
In our case, we know angle N and side NK, and we want to find angle O. Let's denote angle O as angle A and side KM as side b.
We can write the equation for angle O:
sin(O) / 8 = sin(N) / 6
Now, let's solve these equations step by step to find the values of x and angle O.
To find angle N, we can use the Law of Sines:
sin(N) / 12 = sin(180 - N - O) / x
Since we know that the angles in a triangle add up to 180 degrees, we can rewrite the equation:
sin(N) / 12 = sin(O) / x
Now, we can substitute the equation for sin(O) from the Law of Sines into the equation for sin(N):
sin(N) / 12 = (6 / 8) * sin(N) / x
Now, we can solve this equation for x:
x = (12 * 6) / 8 = 9 cm
So, the value of x is 9 cm.
To find angle O, we can substitute the value of x into the equation for sin(O) from the Law of Sines:
sin(O) / 8 = sin(N) / 6
sin(O) / 8 = sin(O) / 9
9 * sin(O) = 8 * sin(O)
sin(O) = 0
This implies that angle O is 0 degrees.
Therefore, the value of x is 9 cm, and angle O is 0 degrees.
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The figure for the given question is provided here :
Find The Sum or Difference
(-6x – 3) + (3x – 9)
Answer:
-3x -12
Step-by-step explanation:
-6x +3x = -3x
-3-9 = -12
Solve the triangle. Round to the nearest tenth.
Find c aswell
Answer:
Set your calculator to Degree mode.
a² = 17² + 20² - 2(20)(17)cos(89°)
a² = 677.13236
a = 26.0 in.
sin(89°)/26.02177 = (sin B)/17
sin B = 17sin(89°)/26.02177
B = 40.8°
C = 50.2°
Factor.
9y-18 plzzzzzx
Answer:
9(y - 2)
Step-by-step explanation:
It's the answer
Please mark it brainliest
Find the Quotient and Remainder. 5x^3 - 6x^2 + x + 7 divided by x^2
Step-by-step explanation:
Solution
According to remainder theorem, when f(x) is divided by (x+2), Remainder =f(−2)
f(x)=5x3+2x2−6x+12
f(−2)=5(−2)3+2(−2)2−6(−2)+12
=5×−8+2×4+12+12
=−40+32=−8
∴ Remainder=−8
I really need help with this
Answer:
Step-by-step explanation:
Statement Reason
PR ≅ TR Given
<PQR≅<TSR Given
<PRQ≅<TRS Vertical Angles Theorem
PQR=TSR SAS Theorem (Side-Angle-Side)
what is the value of the expression f - 2gh, f =4.5. g=0.21 h=1.8
Step-by-step explanation:
We are shown an equation with variables that have no numbers.
The variables and the 2 are together, which indictates multiplication.
f - 2 x g x h
In order to solve the equation, we can replace the letters with the numbers we got for each letter.
Illustration:
f - 2gh
f = 4.5g = 0.21h = 1.8Since "2" is a number, nothing changes to it. Our new equation is:
4.5 - 2(0.21)(1.8) *Parentheses in this case mean multiplication.
In PEMDAS, we do multiplication first:
4.5 - 2 x 0.21 x 1.8 → 4.5 - 0.756
Now, the next step is to add the remaining numbers.
4.5 - 0.756 = 3.744Hoped this helped! :)
Amanda is going to build some large wooden storage boxes. The boxes are shaped like rectangular prisms, as shown below. She wants to cover all the sides of each box with special wallpaper. If she has a total of of wallpaper, how many boxes can she cover?
The number of boxes that Amanda can cover with W square inches of wallpaper will be equal to W/2(lw + lh + wh).
Let's assume that Amanda wants to build n wooden storage boxes. All of these boxes are shaped like rectangular prisms, as shown in the image below.
She wants to cover all the sides of each box with special wallpaper. If she has a total of W square inches of wallpaper, we need to find out how many boxes she can cover. Let's solve this problem mathematically.
Mathematical Solution:
Each rectangular prism has six sides (faces). If we want to cover all the six sides of a rectangular prism with special wallpaper, we need to find the total surface area of that rectangular prism. Therefore, the surface area of each rectangular prism can be calculated by the formula:
Surface Area = 2lw + 2lh + 2wh,
where l, w, and h are the length, width, and height of the rectangular prism, respectively.
We know that Amanda has W square inches of wallpaper to cover all the boxes. Therefore, the total surface area of n boxes will be:
n × Surface Area = W.
Substituting the value of the Surface Area, we have:
n × (2lw + 2lh + 2wh) = W
2n(lw + lh + wh) = W
n(lw + lh + wh) = W/2
n = W/2(lw + lh + wh).
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Which expression is equivalent to (ab6)4?
a4b24
ab24
a5b10
ab28
Answer:
a^4b^24
Step-by-step explanation:
We know, (xy)^n = x^ny^n. So,
(ab^6)^4 = a^4b^(6×4)
= a^4b^24
The side lengths of different triangles are given. Which triangle is a right triangle?
6,7,13
6
,
7
,
13
21−−√,99−−√,11
21
,
99
,
11
10,60,61
10
,
60
,
61
35−−√,14−−√,7
35
,
14
,
7
The triangle with side lengths √35 , √14 , 7 is a right triangle.
What is the right triangle?
A right-angle triangle is a triangle that has one of its angles 90 degrees. The sum of angles in a right triangle is 180 degrees.
p² + b² = h² ( In a right-angled triangle)
p = perpendicular of the triangle
b = base of the triangle
h = hypotenuse of the triangle
According to the Pythagoras theorem:
p² + b² = h² (In a right-angled triangle)
In Option D
(√35)² + (√14)² = 7²
49 = 49
Pythagoras theorem is followed in this triangle, hence it is a right angled triangle.
Hence, The triangle with side lengths √35, √14, 7 is a right triangle.
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Emily go out to dinner eight times a month the average cost is $35 per meal how much does she spend each month? How much cause she save if she cut back to five times a month?
Answer:
She spend $280 a month when she goes out to eat 8 times a month.
She will save $105 a month if she cuts back to 5 times a month.
Step-by-step explanation:
35 x 8= 280
35 x 5 = 175
280 - 175 = 105
Answer:
8 * $35 per meal = $280
She spends $280 per month for 8 dinners$280 - (5 * $35)
= $280 - ($175)
= $105
Therefore, Emily will save $105 if she eats 5 times a month only.Step-by-step explanation:
heart and star pls <3 brainliest will be appreciated <3(っ◔◡◔)っ -{ elyna s }-An octopus weighed 3 5/6 kilograms.After two weeks,its weight was increased by 1 4/5 kilgrams.But afterwards,it got sick and lost 2 7/15 kilograms.what is the current weight?
I think it's 3 1/6 kilograms
Step-by-step explanation:
3 5/6 + 1 4/5 since it increased
find the LCD (Least Common Denominator)
that would be 30
3 25/30 + 1 24/30
=4 49/30
= 5 19/30
Then we do subtraction since it lost some weight
5 19/30 - 2 7/15
find LCD again
5 19/30 - 2 14/30
=3 5/30
simplify
3 1/6 kilograms. That's what I think.
Can someone help with number 4 please
Answer:
.(0,4,3,1,2,5)..............
Tesses ging for a maik. She waiks 125 miles in 5 hours. What is her speed?
Answer:
25 miles/hour
Step-by-step explanation:
If you were to divide 125 by 5, you would get 25 miles per each hour as your answer. Brainless if I am correct.
Find an equation of the plane consisting of all points that are equidistant from (-1, 1, -5) and (4, -5, 0).
Answer: the required equation is 5x - 6y + 5z = 7
Step-by-step explanation:
Given that;
points : (-1, 1, -5) and (4, -5, 0).
mid point : ( [(-1+4)/2], [(1-5)/2], [(-5+0)/2]
⇒ midpoint : ( 3/2, -2, -5/2 )
x₀ y₀ z₀
Direction vector n = [4-(-1)], [ -5 - 1], [ 0 - (-5)]
⇒ Direction vector n = < 5, -6, 5 >
General equation plane : n(x-x₀, y-y₀, z-z₀) = 0
so we substitute
⇒ (5, -6, 5) (x-3/2, y-(-2), z-(-5/2) ) = 0
⇒ (5, -6, 5) (x - 3/2, y + 2, z + 5/2) ) = 0
⇒ 5(x - 3/2) - 6(y + 2 ) + 5(z + 5/2) = 0
⇒ 5x - 15/2 - 6y - 12 + 5z + 25/2 = 0
⇒ 5x - 6y + 5z = 15/2 + 12 - 25/2
⇒ 5x - 6y + 5z = 7
Therefore, the required equation is 5x - 6y + 5z = 7
find the absolute valve of 1 1/2 - 2/31
Answer: To find the absolute value of the expression 1 1/2 - 2/31, we first need to convert the mixed number 1 1/2 into an improper fraction.
1 1/2 can be written as (2 * 1 + 1) / 2, which is equal to 3/2.
Now we can subtract 2/31 from 3/2:
3/2 - 2/31 = (3 * 31 - 2 * 2) / (2 * 31) = (93 - 4) / 62 = 89/62.
The absolute value of a fraction is the positive value without considering its sign. So, the absolute value of 89/62 is 89/62.
Therefore, the absolute value of 1 1/2 - 2/31 is 89/62.