Answer:
s/5=b
Step-by-step explanation:
The required expression is n/5 = b
What is an expression?One mathematical expression makes up a term. It might be a single variable (a letter), a single number (positive or negative), or a number of variables multiplied but never added or subtracted. Variables in certain words have a number in front of them. A coefficient is the number used before a phrase.
Given:
We have the variable b to represent the unknown quantity.
The expression,
the number of soda bottles split 5 ways.
That means,
Let n be the number of soda bottles.
So,
using division operation,
n / 5 = b
Therefore, the expression is n/5 = b.
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lee had scored the following points in his first 8 games 12,14,14,15,8,10,3,15 enter the number of points lee needs to score in the nest game to increase his keam score to 13 points PLS ANSER FASTE
Anyone, please answer this question
Answer:
The answer is A.
Step-by-step explanation:
they equal the same amount
Find the slope of the line that goes through the points (-5,7) and (3,4)
Answer: your slope would be -0.375
he expression 34×12 represents a fraction of a circle that is shaded. Which diagram shows the correct shading?
what is the shading
Step-by-step explanation:
???????
Answer:
3/8
Step-by-step explanation:
PLS HELP!!!!! I DONT GET IT
Answer:
Step-by-step explanation:
They give you the equation and wish that you evaluate that expression by terms provided. You need only to substitue the values given into the equation
a)3(2^1)=3(2)=6
b)3(2^4)=3(16)=48
Answer:
a. 3 x 2^1 = 6
b. 3 x 2^4 = 48
Step-by-step explanation:
You basically just fill in the "t" spot with 1 and 4 and then solve it from there.
Hope this helped!!
Given that R = 3x + 9y
Find x when y = 6 and R=7
Give your answer as an improper fraction in its simplest form.
Answer:
Step-by-step explanation:
R = 3x + 9y
They told us that R = 7, y = 6
So you can rewrite the equation as:
R = 3x + 9y
7 = 3x + 9(6)
7 = 3x + 54
Subtract 54 from both sides.
7 - 54 = 3x
-47 = 3x
To find x, you need to divide both sides by 3
3x = -47
x = -47/3
URGENT!!! Write a compound interest function to model the following situation. Then, find the balance after the given number of years.
Answer:
The answer to our question is A = 16,100(1.001)12t; $17,510
Step-by-step explanation:
I hope this helps and have a good day!
what are the zeros of the function f(x)= x^2-144
Answer:
x = 12, x = -12, those are the two zeros for the equation
Step-by-step explanation:
Answer:
indeed 12 :_ )
Step-by-step explanation:
hich of the following characteristics of stars has the greatest range in values? A) mass. B) radius. C) core temperature. D) surface temperature.
Of the mentioned characteristics, that with the greatest range of values is Mass.
The mass of a star can range from about 0.08 solar masses to over 100 solar masses. This is a very wide range, and it is much wider than the ranges for radius, core temperature, or surface temperature.
The radius of a star is typically about 1-10 times the radius of the Sun. The core temperature of a star is typically about 10-100 million degrees Kelvin. The surface temperature of a star is typically about 2,000-30,000 degrees Kelvin.
Therefore, the mass of a star has the greatest range in values.
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Rewrite in simplest terms: (3x + 1) + (-7x + 9)
Answer: -4x+10
Step-by-step explanation: .
why in math, whenever you do an explanation, for example, 2x - 20, the subtraction sign make the 20 a negative number?
Answer:
The negative sign is put before numbers to make them negative, or make their signs the opposite of what the are.
You have a 20.
+ 20
You don't need to put the + there if there is nothing before it, but that is a positive 20.
If you put a negative in front of it;
- (+ 20) = - 20
If you have a negative in front of parenthesis;
50 - (2x - 20)
50 - 2x + 20
70 - 2x
Study this Frequency Distribution Table (FDT) to answer the question below.
CL fi xi fixi
10 – 15 8 12.5 100 8 9.5 – 15.5
16 – 21 10 18.5 185 18 15.5 – 21.5
22 – 27 8 24.5 196 26 21.5 – 27.5
28 – 33 4 30.5 122 30 27.7 – 33.5
n = 30 ∑ =603
n/2 = 30/2 = 15 i = 6
What is the Mode ?
(Use up to one decimal place in writing your answer).
The mode is 18.5.
What is mode?
In statistics, there are most repeated value among the given set of data. Those are called mode. Among the given set of data, mode is the value which has the maximum frequency. Sometimes, it may be possible to have more than one value which has the equal maximum frequency.
Formula for mode for grouped data is given by:
Mode = l + [(f₁-f₀)/(2f₁-f₀-f₂)]×h.-------------------(1)
Where, l = lower class limit of modal class, h = class size, f₁ = frequency of modal class, f₀ = frequency of class preceding to modal class, f₂ = frequency of class succeeding to modal class.
In the given problem l= 15.5
f₀= 8
f₁= 10
f₂= 8
h= 6
Putting all the values in equation (1) we obtain mode
mode= 15.5 +{(10-8)/(2×10-8-8)} ×6
= 15.5+(2/4)×6
= 15.5+ 3
= 18.5
Hence, the mode is 18.5.
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Kendra is participating in a read-a-thon to raise money for her local library. One person donates $30, while another pledges $0.05 for each page she reads. If Kendra raises $40, she will earn a prize. To find the number of pages, n, she must read to earn her prize, Kendra wrote this equation.
30+0.05n=40
What is the best strategy for solving this equation?
A. Divide both sides by 0.05. Then add 30 to both sides.
B. Subtract 30 from both sides. Then divide both sides by 0.05.
C. Subtract 30 from both sides. Then multiply both sides by 0.05.
D. Divide both sides by 0.05. Then subtract 30 from both sides.
Answer:
C
Step-by-step explanation:
30+0.05n=40
0.05n=40-30=10
n=10÷0.05
n=200
Quadrilateral DEFG is a rectangle.
PROOF If A B D E is a rectangle and BC ⊕ DC , prove that AC ⊕ EC .
To prove that AC ⊕ EC, we need to show that quadrilateral DEFG being a rectangle and BC ⊕ DC implies that AC ⊕ EC.
To begin, we know that quadrilateral DEFG is a rectangle. In a rectangle, opposite sides are equal in length and parallel to each other.
Given that BC ⊕ DC, we can infer that BC and DC are not equal in length.
Since DEFG is a rectangle, this means that AB and DE are also not equal in length, as they are opposite sides. Similarly, AD and BC are not equal in length.
Now, let's consider triangle ABC. In a triangle, the sum of the lengths of any two sides must be greater than the length of the third side. Applying this to triangle ABC, we have:
AB + BC > AC
AD + DC > AC
Since AB and DC are not equal in length, and BC and AD are not equal in length, we can conclude that AC is the longest side in triangle ABC.
Now, let's look at triangle CDE. Again, using the same rule for triangles:
AC + CE > EC
AD + DE > EC
Since AC is the longest side in triangle ABC, and AD is not equal in length to DE, we can conclude that AC is longer than EC.
Therefore, we have proved that if quadrilateral DEFG is a rectangle and BC ⊕ DC, then AC ⊕ EC.
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mrs hough is building a raised garden next to her 13.5 ft fence so she only needs fencing to go around the other 3 sides. if the area of the garden is 121.5 sw ft how much fencing does she need
Mrs. Hough would need 31.5 feet of fencing for the other three sides of the garden.
To calculate the amount of fencing needed for Mrs. Hough's raised garden, we first need to determine the dimensions of the garden.
Since the garden is next to a 13.5 ft fence, we know that one side of the garden is 13.5 ft.
Let's assume the other two sides of the garden have lengths x and y.
The area of the garden is given as 121.5 sq ft, so we have the equation:
x × y = 121.5
To find the dimensions of the garden, we can solve this equation. One possible solution is x = 9 ft and y = 13.5 ft.
Therefore, the dimensions of the garden are 9 ft by 13.5 ft.
Now, to calculate the amount of fencing needed, we add up the lengths of the three sides (excluding the side next to the fence):
Fencing needed = x + y + x = 9 ft + 13.5 ft + 9 ft = 31.5 ft
Mrs. Hough would need 31.5 feet of fencing for the other three sides of the garden.
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A boat starts at the point A and sails 8 km due East to the point B. The boat sails 4 km due North to the point C. A second boat sails directly from A to C. What was the distance and bearing of the voyage of the second boat. correct to three significant figures?
The distance and bearing of the second boat are 4√5 km and 63.435°
respectively.
What is Pythagoras Theorem?Pythagoras theorem states that for a right angled triangle, the square of the hypotenuse is the sum of the squares of base and altitude.
Given is a right angled triangle.
We have to calculate the distance of A from C, which is the distance d.
Using the Pythagoras theorem,
(AC)² = (AB)² + (BC)²
d² = 8² + 4²
d² = 64 + 16
d² = 80
d = √(16 × 5)
= 4√5 km
Bearing is the angle measured clockwise from north.
Let θ be the angle CAB.
sin θ = BC / AC
= 4/ (4√5)
= 1/√5
θ = 26.565°
Bearing, x = 90 - θ = 63.435°
Hence the bearing of the second boat is 63.435°.
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Solve function y=1+0.5x
Answer:
????
Step-by-step explanation:
It is solved
maybe you want the graph it? or make a table of the values?
For Every 6 dogs there are 15 cats at the animal shelter. Sam counted 45 cats. so how many dogs are there?
Answer:18
Step-by-step explanation:
Answer:
5
Step-by-step explanation:
that is the answer
Help me please (NO WRONG ANSWERS!) Pictures below
find the m and b of the table
9514 1404 393
Answer:
m = 1/2
b = -7
Step-by-step explanation:
The formulas for these can be used.
m = (y2 -y1)/(x2 -x1) . . . . . . . . . formula for slope given 2 points
m = (-9 -(-11))/(-4-(-8)) = 2/4
m = 1/2
__
b = y1 -m·x1 . . . . . . . . . . . . formula for y-intercept given slope and point
b = -11 -(1/2)(-8) = -11 +4
b = -7
Complete the diagram.
A
C
-0.258
2.6
-
B
D
ON
-1
-3
2.
v2
4
E
5
0
9
23
F
5 923
PREVIOUS
1.28 of
Answer:
A= real no.
B= irrational no.
C=rational no.
D=integers
E= whole no.
F= Natural no.
In Exercises 1-4, ill in the blank.
1. If the sum of the measures of two angles is 1809, the angles are
00
45
2. If the sum of the measures of two angles is 90%, the angles are
3. When two angles in a plane share a vertex and a side but no common interfor potnts, they
angles. Example: ZAOB and ZAOD.
are called
B
4. When two lines Intersect, they form two pairs of opposite" angles
called
angles
. Example: ZAOB and COD.
1. Supplementary
2. Complementary
3. Adjacent angles
4. Vertically opposite angles
Hope it helps. Please mark brainliest.
Help I need an answer asap
Answer:
6
Step-by-step explanation:
To find how many perennials there are, multiply the amount of plants by the percent of perennials. When you multiply percents, just put the percent behind the decimal
60x0.35=21
There are 21 perennials
Do the same for the biennials:
60x0.25=15
Therefore 15 biennials
Subtract the amount of perennials from the amount of biennials
21-15=6
There is 6 more perennials than biennials
Answer:
the answer is 6
21-15=6
Step-by-step explanation.
35% of 60 = 21 for perenalis
25% of 60 = 15 for biennials
40% of 60 = 24 for annuals
Zahria deposited her $500 savings in a high yield fund. See the end of year balances in the table below.
will give brainliest
Step-by-step explanation:
please I don't understand the question
DO IN 20 minutes help please!!!!A calculator was used to perform a linear regression on the values in the
table. The results are shown to the right of the table.
X
у
1
10
2
7
LinReg
y-ax+b
a-3.1
b-12.9
r2-.9886831276
-.9943254636
3
3
4
0
5
-2
What is the line of best fit?
A. y = 12.9x - 3,1
ООО
O B. y = -3.1x + 12.9
O C. -0.994 = -3.1X + 12.9
D. Y = -0.994x+12.9
Answer: The answer is b !
Image attached should help
The line of best fit is:
y = 3.1x + 12.9
Option A is the correct answer.
We have,
The line of best fit can be expressed in the form of y = ax + b,
where a is the slope of the line and b is the y-intercept.
From the given LinReg results, we have:
a = 3.1
b = 12.9
Substituting a and b in the equation y = ax + b we get,
The line of best fit is:
y = 3.1x + 12.9
Thus,
The line of best fit is:
y = 3.1x + 12.9
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The Wilson family had a family portrait framed for their living room. The frame measures 45 inches long and 37 inches wide. Which is a reasonable value for how much wall space the portrait will cover?
A. 12 ft
B. 12 ft2
C. 14 ft
D. 14 ft2
Answer:
12ft²Step-by-step explanation:
The frame is rectangular in nature, to determine a reasonable value for how much wall space the portrait will cover, we will take the area of the frame.
Given
Length of the frame = 45in
Width of the frame = 37in
Required
Area of the frame
Area of the rectangular frame = Length * Breadth
Area of the rectangular frame = 45in * 37in
Given 1feet = 12in
45in = 45/12 ft= 3.75ft
37 in = 37/12 ft = 3.083 ft
Area of the frame = 3.75ft * 3.083 ft
Area of the frame = 11.56ft²
Area of the frame ≈ 12ft²
Solving Inequalities
-2x+3=-5
(WILL MARK BRAINLIEST)
Answer:
x = 4
Step-by-step explanation:
This is an equation but solving inequalities is very similar to solving equations.
\( - 2x + 3 = - 5\)
Subtract 3 from both sides.
\( - 2x = - 8\)
Divide by - 2 from both sides.
\(x = 4\)
(I originally typed the equation as - 2x + 3 = 5, my bad.)
Answer:
x=4
Step-by-step explanation:
m
a
t
h
w
a
y
Find a series representation for arctan(x) and use it to approximate arctan(1/8) to an accuracy of 0.001. arctan(1/8) ... -1/8 0 -(1/8)+(1/1536) O 1/8 O (1/8)-(1/1536)
arctan(1/8) ≈ 1/8.To find a series representation for arctan(x), we can use the Taylor series expansion of arctan(x) around x = 0.
The Taylor series representation of arctan(x) is given by:
arctan(x) = x - (x^3)/3 + (x^5)/5 - (x^7)/7 + ...
We can use this series representation to approximate arctan(1/8) to the desired accuracy.
Substituting x = 1/8 into the series representation, we have:
arctan(1/8) ≈ (1/8) - ((1/8)^3)/3 + ((1/8)^5)/5 - ((1/8)^7)/7 + ...
To approximate arctan(1/8) to an accuracy of 0.001, we continue adding terms in the series until the absolute value of the next term is less than 0.001.
Let's calculate the first few terms to see the pattern:
arctan(1/8) ≈ (1/8) - ((1/8)^3)/3 + ((1/8)^5)/5 - ((1/8)^7)/7
arctan(1/8) ≈ 1/8 - 1/3072 + 1/81920 - 1/2883584
To determine the accuracy, we need to calculate the value of the next term in the series:
Next term ≈ (1/8)^9/9 = 1/20643840
Since the next term, 1/20643840, is smaller than 0.001, we can stop here.
Approximating arctan(1/8) to an accuracy of 0.001, we have:
arctan(1/8) ≈ 1/8 - 1/3072 + 1/81920 - 1/2883584
Now, let's simplify this expression:
arctan(1/8) ≈ 0.125 - 0.00032552083 + 0.00001220703 - 0.00000034681
Adding up these terms, we get:
arctan(1/8) ≈ 0.12481190972
To round to an accuracy of 0.001, we need to consider the next denominator place:
arctan(1/8) ≈ 0.125
Therefore, the approximation of arctan(1/8) to an accuracy of 0.001 is 0.125.
The correct answer is:
arctan(1/8) ≈ 1/8.
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what is 75 percent of 18
Answer:
13.5
Step-by-step explanation:
Identify the correct phrase to complete the statement.
A central angle has a measure of 1 radian if:
A. the length of the arc it intercepts is twice the length of the radius.
B. the central angle is 90°.
C. the length of the arc it intercepts is the same as the length of the
radius.
O D. the radius has a length of 1
Answer:
C.) the length of the arc it intercepts is the same as the length of the radius
Step-by-step explanation:
The length of the arc it intercepts is the same as the length of the
radius option (C) is correct.
What is a circle?It is defined as the combination of points that, and every point has an equal distance from a fixed point (called the center of a circle).
As we know, the relationship between arc length and the central angle:
s = rθ
\(\rm \theta = \dfrac{s}{r}\)
Where 's' is the arc length and θ is the central angle, r is the radius of the circle.
If θ = 1 radian
Then,
s = r
Thus, the length of the arc it intercepts is the same as the length of the
radius option (C) is correct.
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