Answer:
82+41=awnser
Step-by-step explanation:
82+41= smart
What are the coefficients for the binomial expansion of (p q)6? 1, 8, 28, 56, 70, 56, 28, 8, 1 1, 6, 15, 20, 15, 6, 1 1, 5, 10, 10, 5, 1 1, 4, 6, 4, 1
An expression is defined as a set of numbers, variables, and mathematical operations. The coefficients for the binomial expansion of (p+q)⁶ are 1, 6, 15, and 20.
What is an Expression?In mathematics, an expression is defined as a set of numbers, variables, and mathematical operations formed according to rules dependent on the context.
The expansion of the given binomial (p+q)⁶ can be done as shown below,
(p+q)⁶ = p⁶ + 6p⁵q + 15p⁴q² + 20p³q³ + 15p²q⁴ + 6pq⁵ + q⁶
Hence, the coefficients for the binomial expansion of (p+q)⁶ is 1, 6, 15, and 20.
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If f(x) = −5x − 4 and g(x) = -3x - 2, find (f+ g)(x).
Answer:
[tex](f+g)(x) = -8x-6[/tex]
Step-by-step explanation:
We are given the two functions:
[tex]\displaystyle f(x) = -5x - 4 \text{ and } g(x) = -3x - 2[/tex]
And we want to find:
[tex](f+g)(x)[/tex]
Recall that this is equivalent to:
[tex]\displaystyle (f+g)(x) = f(x) + g(x)[/tex]
Substitute and simplify:
[tex]\displaystyle \begin{aligned} (f+g)(x) &= (-5x-4)+(-3x-2) \\ \\ &= -8x-6 \end{aligned}[/tex]
In conclusion:
[tex](f+g)(x) = -8x-6[/tex]
Click an item in the list or group of pictures at the bottom of the problem and, holding the button down, drag it into the correct position in the answer box. Release your mouse button when the item is place. If you change your mind, drag the item to the trashcan. Click the trashcan to clear all your answers.
Find the diagonal of the rectangular solid with the given measures. (Part of the answer is provided for you.)
l = 18, w = 10, h = 2
Answer:
Step-by-step explanation:
Length=18
Width/Breadth =10
Height=2
The formula for a diagonal face of a cuboid is=√(l²+ b²)
Face diagonal=√(18²+10²)
= 20.59 to 2.d.p
The formula for the body diagonal of a cuboid is=√(l² + b² + h²)
Body diagonal=√(18² + 10² + 2²)
=20.69 to 2.d.p
PLEASE HELP WILL GIVE BRAINIEST
a circle has a circumference of 28 centimeters. if an arc subtends a central angle of 55 degrees, what is the arc length?
Arc length = 4.28 cm.
What is arc length?Arc length is the distance between two points along a section of a curve.
circumference of a circle of radius r is C = 2πr,
and central angle = 360 degrees.
circumference = 28 cm.
28 cm =2πr
28= 2*3.14*r
28= 6.28*r
r= 4.46 cm.
Arc length, s = r[tex]\theta[/tex]
[tex]\theta[/tex] =55 degrees,
s = 4.28 cm.
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help please i need answers fast if you help or try to help tysm *hearts*
Answer:
C. 3rd one Fraction 10/24
Step-by-step explanation:
3/4 - 2/6 = 0.41 or = 10/24 or it could be equal to 5/12 are 10/24, 15/36, 20/48 and 25/60 or as Decimal 0.41
Step-by-step explanation:
Hope This Helped
Solve for x...........................................................
Answer:
x = 2 or -2
Step-by-step explanation:
This is a regular hexagon
To find the value of x we will have to find the sum of interior angles first and to do that:
(n-2)*180 (n is the number of angles)
(6-2)*180 = 720 is the sum of all six angles
since this is a regular hexagon, all angles has equal measures so
720/6 = 120 now
30x^2 = 120 divide both sides by 30
x^2 = 4 find the root of both sides
x = 2 or -2
A bag contains 42 red, 45 green, 20 yellow, and 32 pirple candies. You pick one camdy at random. Find the probability that it is green.
Answer:
[tex]\text{P(green)} =\frac{45}{139}[/tex]
Step-by-step explanation:
The total number of candies is :
= 42+45+20+32
= 139
Then
we have 45 green out of 139 candies.
Then
[tex]\text{P(green)} =\frac{45}{139}[/tex]
Note : 45/139 is already simplified.
36. in a group of 5 freshman, 10 sophomores, 3 juniors, and 2 seniors, how many ways can a president, vice president, and treasurer be elected?
Using the permutation formula, it is found that the people can be chosen for the roles in 6840 ways.
The order in which the people are chosen is important, as there are different roles, hence the permutation formula is used.
What is the permutation formula?The number of possible permutations of x elements from a set of n elements is given by:
[tex]P_{(n,x)} = \frac{n!}{(n-x)!}[/tex]
In this problem, 3 people will be chosen from a set of 20 people, hence the number of ways is given by:
[tex]P_{20,3} = \frac{20!}{17!} = 6840[/tex]
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Find the product of –1.5x and –0.25x.
Answer:
0.375x^2
Step-by-step explanation:
(-1.5x)(-0.25x)
= (-1.5)(0.25)(x)(x)
= 0.375x^2
756 x 300??????? ?????????
Answer:
226,800
Step-by-step explanation:
Calculator
Answer:226,800
Step-by-step explanation:
a= 5.2 B=70
Work out the area of the triangle. Round your answer to 1 DP
Answer:
8.7
Step-by-step explanation:
Calculate the area of the triangle by using sine.
Area of Triangle
[tex]A = \frac{1}{2} \times \text{side} \times \text{side} \times \sin{\theta}[/tex]
θ ... included angle between the two sides
We already have two sides a and another side which is congruent to a, making it isosceles triangle. But we don't have the included angle. The angle we need is the vertex angle of the isosceles triangle. Angle B is one of the base angles (two base angles are congruent) and it measures 70°.
Recall that angles in any triangle add up to 180°.
base angle + base angle + vertex angle = 180°
70° + 70° + vertex angle = 180°
vertex angle = 40°
Now we have all the information to use the formula!
[tex]A = \frac{1}{2} \times \text{side} \times \text{side} \times \sin{\theta}[/tex]
[tex]A = \frac{1}{2} \times 5.2 \text{ cm} \times 5.2 \text{ cm} \times \sin{40^\circ}[/tex]
[tex]A = 13.52 \text{ cm}^2 \times \sin{40^\circ}[/tex]
[tex]A \approx 8.6904 \text{ cm}^2[/tex]
Rounded to 1 DP:
[tex]A = 8.7 \text{ cm}^2[/tex]
Ricky takes 2 coins at random from 3 quarters, 5 dimes, and two nickels in his pocket.
1) What is the P(nickel; then a quarter), with replacement
[tex]|\Omega|=10^2=100\\|A|=2\cdot3=6\\\\P(A)=\dfrac{6}{100}=6\%[/tex]
What is the range of the function graphed below?
On a coordinate plane, a graph shows a curve with two points. A solid point is at (1, 3) and an open point is at (4, negative 3).
1 less-than-or-equal-to y less-than 4
Negative 3 less-than y less-than-or-equal-to 3
Negative 2 less-than-or-equal-to y less-than-or-equal-to 3
Negative 3 less-than-or-equal-to y less-than 4
Answer:
Negative 3 less-than y less-than-or-equal-to 3
Step-by-step explanation:
By looking at a coordinate plane, we can easily see the range
remember, a closed dot means includes , and an open dot means does not include
[closed dot]
(open dot)
the range is all possible y-values. so, all y values shown are
3 which it includes
to -3 which it excludes / does not include
so, all y values are greater than -3 and less than or equal to 3
can someone do this for me please?! Just the answer pls
Answer:
see the attachment photo!
Surface area of this shape please(step by step if you can)
Answer: 151.2 ft²
Step-by-step explanation:
The surface area, in this case, is the area of all the shapes given combined.
For the rectangles:
A = L * W
For the triangles:
A = [tex]\frac{L*W}{2}[/tex]
-> See attached
Now, we will add them altogether.
54 + 54 + 27 + 16.2 = 151.2 ft²
A drum full of rice weighs 241/6 kg. If the empty drum weighs 55/4 kg, find the weight of rice in the drum.
Solving a
Try it
Solve for the width in the formula for the area of a rectangle.
W=A-I
Xw = Al
W = 1/A
W = A/l
The expression w = A/l can be used to find the width of the rectangle if the area and length of the rectangle are given.
What is the area of the rectangle?It is defined as the area occupied by the rectangle in two-dimensional planner geometry.
The area of a rectangle can be calculated using the following formula:
Rectangle area = length x width
Let's suppose the width of the rectangle is w and the length of the rectangle is l
Then, the area of rectangle(A) can be given as:
A = lw
divide by l on both the sides:
A/l = lw/l
A/l = w
or
w = A/l
Thus, the expression w = A/l can be used to find the width of the rectangle if the area and length of the rectangle are given.
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A grocery store sells a bag of 6 oranges for $2.34. If Mav spent $1.95 on oranges, how many did she buy?
Answer:
5 oranges
Step-by-step explanation:
to solve this problem we need to make a cross-multiplication equation
2.34 is to 6 as 1.95 is to ?
? is the number of oranges that are needed to be found that were bought
2.34/6 = 1.95/?
Now we cross multiply 6 and 1.95 = 11.7
11.7/2.34 = 5
Give brainliest, please!
hope this helps :)
Answer: She bought 5 oranges
Step-by-step explanation:
We need to find out how much one orange costs first, so we do:
$2.34 ÷ 6or = $0.39
Thirty-nine cents is how much one orange cost.
Now you multiply the initial value of 1 orange by 5, so:
$0.39 x 5 = $1.95, $1.95 =5 oranges
You can also do $1.95 divided by $0.39 which is 5.
(you can multiply till you find the number or divide the given number by the other divided number)
Therefore, that means Mav bought 5 oranges.
Select the correct answer. What is the value of the expression when a = -2, b = 3, and c = -6?
Answer:
Where is the expression?
Step-by-step explanation:
Please write the expression.
Select all the correct answers.
What are the solutions to this equation?
5 - √√(x² - 9) = 7
1
-√17
√17
There are no solutions.
-1
[tex]\sqrt{25-10\sqrt{3}+3[/tex] Simplify this
[tex] \sqrt{25 \: - \: 10 \sqrt{3} \: + \: 3} [/tex]
Factor the indicated expression:[tex] \sqrt{(5 \: - \: \sqrt{3} ) ^{2} } [/tex]
Simplified the index index the root and also the exponent using the number 2.[tex] \boxed{ \bold{5 \: - \: \sqrt{3} }}[/tex]
MissSpanishCan you guys pls help me with this math question
Answer:
Dimensions: 125 m x 250 m
Area: 31,250 m²
Step-by-step explanation:
Given information:
Total amount of fencing = 500mOnly 3 sides of the land need to be fencedFirst, let us assume that the land is rectangular in shape.
Let [tex]y[/tex] = length of the side opposite the river
Let [tex]x[/tex] = length of the other 2 sides of the land
Therefore, we can create two equations from the given information:
Area of land: [tex]A= xy[/tex]
Perimeter of fence: [tex]2x + y = 500[/tex]
Rearrange the equation for the perimeter of the fence to make y the subject:
[tex]\begin{aligned} \implies 2x + y & = 500\\ y & = 500-2x \end{aligned}[/tex]
Substitute this into the equation for Area:
[tex]\begin{aligned}\implies A & = xy\\& = x(500-2x)\\& = 500x-2x^2 \end{aligned}[/tex]
To find the value of x that will make the area a maximum, differentiate A with respect to x:
[tex]\begin{aligned}A & =500x-2x^2\\\implies \dfrac{dA}{dx}& =500-4x\end{aligned}[/tex]
Set it to zero and solve for x:
[tex]\begin{aligned}\dfrac{dA}{dx} & =0\\ \implies 500-4x & =0 \\ x & = 125 \end{aligned}[/tex]
Substitute the found value of x into the original equation for the perimeter and solve for y:
[tex]\begin{aligned}2x + y & = 500\\\implies 2(125)+y & = 500\\250+y & = 500\\y & = 250\end{aligned}[/tex]
Therefore, the dimensions that will give Christine the maximum area are:
125 m x 250 m (where 250 m is the side opposite the river)
The maximum area is:
[tex]\begin{aligned}\implies \sf Area_{max} & = xy\\& = 125 \cdot 250\\& = 31250\: \sf m^2 \end{aligned}[/tex]
0.510 (3+0.2) x -1.6
-
Answer:
-2.6112
Step-by-step explanation:
= 0.510 (3+0.2) x -1.6
= 0.510 x 3.2 x -1.6
= -2.6112
hence answer is -2.6112.
2.8 devided by 7.2 as a decimal
Answer: 0.388
8 continuing so draw a line over the eights.
Halle deposited $4000 into an account that earns 5% interest each year. the growth of her investment can be expressed by the exponential equation a = 4000(1 + 0.05)t , where a is the amount in the account after t years. in how many years will her account exceed $10,000?
After 18.8 years, Halle account exceed $10,000 if Halle deposited $4000 into an account that earns 5% interest, each year.
What is an exponential function?It is defined as the function that rapidly increases and the value of the exponential function is always a positive. It denotes with exponent [tex]\rm y = a^x[/tex]
where a is a constant and a>1
We have an exponential equation:
[tex]\rm a = 4000(1+ 0.05)^t[/tex]
Plug a = $10,000
[tex]\rm 10000 = 4000(1+ 0.05)^t[/tex]
After calculating:
[tex]\rm 1.05^t= 2.5[/tex]
t = 18.78 ≈ 18.8 years
Thus, after 18.8 years, Halle account exceed $10,000 if Halle deposited $4000 into an account that earns 5% interest each year.
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B Which of the statements is true about the polygons below E D 120 degrees C 90 90 60 60 120 degrees 90 90 F D Polygon A Polygon B A. It is possible to circumscribe a circle around each polygon because they are both quadrilaterals. B. It is not possible to circumscribe a circle about either polygon because they are both quadrilaterals. C. It is possible to circumscribe a circle about the parallelogram on the left only, because opposite angles must be supplementary D. It is possible to circumscribe a circle about the rectangle because its opposite angles are supplementary
The statement that is true about the polygons is: the opposite angles of the rectangle are supplementary, therefore, a circle can be circumscribed about the rectangle.
What is a Circumscribed Quadrilateral?An circumscribed quadrilateral is a quadrilateral whose four side lie tangent to the circumference of a circle. The opposite angles in an inscribed quadrilateral are supplementary, that is, when added together, their sum equals 180 degrees.
From the two figures given, the opposite angles of the rectangle are supplementary, therefore, a circle can be circumscribed about the rectangle. (Option D).
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Lee la información, analiza los datos y contesta en tu cuaderno.
La tabla contiene las temperaturas máxima y mínima por mes en la ciudad de Moscú,
Rusia, en grados Celsius.
Mes
Ene. Feb. Mar. Abr. May. Jun. Jul. Ago. Sep. Oct. Nov. Dic.
Máx. (°C) -6 -4
9
7
21
22 20
14
7
0
-4
Min. (°C) -12 -11 -6
1
-7
11
13
11
6
1
-4
-9
.
¿Cuál fue la temperatura máxima que se registró en el año?
.
¿Y cuál fue la mínima?
¿Hace más frío cuando la temperatura es -7 °C o cuando es 7 °C?
¿Qué temperaturas de la tabla se encuentran entre -7 °C y 7 °C?
●
Ubica en una recta numérica las temperaturas que se muestran en la tabla y verifica
tus respuestas.
Based on the given table, the maximum temperature in the year was 22°C and the minimum was -12°C. It is colder when the temperature is -7°C.
The temperatures between -7°C and 7 °C are :-6, -4, 0, 1, and 6.
What does the table show about temperatures?During the year, the highest recorded temperature was 22°C in the month of July. The lowest temperature was -12°C in the month of Janaury.
The lower the temperature, the colder it is. This is why -7°C is colder than 7°C.
The temperatures between -7°C and 7°C are temperatures that are higher than -7°C but lower than 7°C. These are:
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What is the value of x?
(Round your answer to
the nearest tenth.)
Answer:
x ≈ 8.7
Step-by-step explanation:
given 2 secants from an external point to the circle, then
the product of the external part of one secant and the entire secant is equal to the product of the external part of the other secant and the entire secant , that is
6(6 + x) = 4(4 + 18) ← distribute parenthesis on both sides
36 + 6x = 4 × 22 = 88 ( subtract 36 from both sides )
6x = 52 (divide both sides by 6 )
x ≈ 8.7 ( to the nearest tenth )
The owner adds a chemical to the tank to keep the water clear. the instructions say to add 5 cubic centimeters of chemical for every 80,000 cubic centimeters of water. how much chemical will need to be added? round your answer to the nearest tenth if necessary.
The chemical need to be added to the tank is 16000 cubic cm
What is volume?The volume is the total capacity of a container.
Total volume of tank = 80,000 cubic centimeters of water
Chemical volume = 5 cubic centimeters
Chemical needed = = 80,000 /5 = 16000 cubic cm is needed.
Thus, 16000 cubic cm chemical is needed.
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