The missing number at the end of the series: 456.
Simplify the expression completely if possible.
x^{3}-8x^{2}}{x^2-64}
The simplified expression of \(\frac{x^{3}-8x^{2}}{x^2-64}\) is \(\frac{x^2}{x + 8}\)
How to simplify the expression?The expression is given as:
\(\frac{x^{3}-8x^{2}}{x^2-64}\)
Factor the numerator
\(\frac{x^{2}(x-8)}{x^2-64}\)
Express the denominator as a difference of two squares
\(\frac{x^{2}(x-8)}{(x-8)(x + 8)}\)
Cancel out the common factor
\(\frac{x^2}{x + 8}\)
Hence, the simplified expression of \(\frac{x^{3}-8x^{2}}{x^2-64}\) is \(\frac{x^2}{x + 8}\)
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(8x4+2x2−1)+(3x3−5x2+7x+1)=
Answer: 41 (i'm not really sure. but i was trying to help so please don't be mad
Step-by-step explanation:
8 * 4 = 32 3 * 3 = 9 and 5 * 2 = 10
2 * 2 = 4 9 - 10 = -1
32 + 4 = 36 -1 + 7 = 6 + 1 = 7
36 - 2 = 34
34 + 7 = 41
Match the prompts together.
When matched, the prompts on asymptotes would be:
Vertical asymptote at x=0: The cost of producing pills can never reach 0.Decreasing on (0,∞): As the number of pills produced gets smaller, the average cost of production greatly increases.Horizontal asymptote at y=0: The cost of producing pills cannot be negative.Positive on (0,∞): As more pills are produced, the average cost per pill decreases.How to match the asymptote statements ?The presence of a vertical asymptote at x=0 signifies that the cost of producing pills can never reach a value of 0, remaining persistently positive. Simultaneously, the horizontal asymptote at y=0 serves as a reassuring indication that the cost of producing pills cannot be negative, as it steadfastly remains at or above zero.
This crucial constraint ensures that the cost incurred in the pill production process is always a non-negative quantity. Consequently, the prompt related to the impossibility of negative costs aligns with this notion.
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Given a circle of radius 1 centered at the origin, suppose the point (1,0) on the circle is rotated about the origin by an angle of θ.
a) For what values of θ will the x coordinate of the rotated point be positive? For what values will it be negative?
b) Describe the relationship between the x-coordinate of the rotated point and the values of cos(θ).
c) Compute cos(90°), cos(180°), and cos(270°) using the relationship you described in part b).
pls help they taught me nothing
Answer:
See below
Step-by-step explanation:
When \(-\frac{\pi}{2} < \theta < \frac{\pi}{2}\), the x-coordinate of the rotated point will be positive since they cover Quadrants I and IV, both of which have positive x-values.
When \(\frac{\pi}{2} > \theta > \frac{3\pi}{2}\), the x-coordinate of the rotated point will be negative since they cover Quadrants II and III, both of which have negative x-values.
The x-coordinate of the rotated point will be equal to cosθ since both of these values depend on the angle of θ.
cos(90°) = 0, cos(180°) = -1, and cos(270°) = 0
This is why referring to a unit circle is crucial in understanding this material.
What’s the answer to this question
Answer:
45.4
454
4540
45400
Step-by-step explanation:
45.4x10^0=45.4
45.4x10^1= 454
45.4x10^2= 4540
45.4x10^3= 45400
Hope this helps
Question 4 (Essay Worth 10 points)
(05.06 HC)
Michael has $16 and wants to buy a mixture of cupcakes and fudge to feed at least 4 siblings. Each cupcake costs $4, and each piece of fudge costs $2.
This system of equations models the scenario:
4x+2y = 16
x+y=4
Part A: Describe the graph of the system, including shading and the types of lines graphed. Provide a description of the solution set.
Part B: Is the point (2, 3) included in the solution area for the system? Justify your answer mathematically
Part C: Choose a different point in the solution set and interpret what it means in terms of the real-world context.
The graph is the graph of straight lines
The point (2, 3) is not included in the solution area
How to describe the graphFrom the question, we have the following parameters that can be used in our computation:
4x+2y = 16
x+y=4
The equations are linear equations
This means that they are straight linesA different solution is 4 cupcakes and 0 fudgeIs the point (2, 3) included in the solution areaWe have
(x, y) = (2, 3)
This gives
4(2) + 2(3) = 16 -- false
2 + 3 = 4 -- false
Hence, it is not in the solution
Interpret a different solution setWe have
4x+2y = 16
x+y=4
This gives
4x+2y = 16
4x + 4y=16
So, we have
2y = 0
And:
y = 0
This means that
4x + 2(0) = 16
x = 4
So, the solution set is (4, 0)
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Which of the following sets of ordered pairs represents a function? PLEASE HELP
The set of ordered pairs that represents a function is (D) {(-6, -3), (-4, -3), (-3, -3), (-2, -3), (0, 0)}.
A set of ordered pairs represents a function if each unique input (x-value) is associated with only one output (y-value).
{(-4, -3), (-2, -1), (-2, 0), (0, -2), (0, 2)}
In this set, both (-2, -1) and (-2, 0) have the same x-value but different y-values. Therefore, this set does not represent a function.
{(-5, -5), (-5, -4), (-5, -3), (-5, -2), (-3,0)}
In this set, all the ordered pairs have the same x-value (-5). Since (-5, -5), (-5, -4), (-5, -3), and (-5, -2) have the same x-value but different y-values, this set does not represent a function.
{(-4, -5), (-4, 0), (-3, -4), (0, -3), (3, -2)}
In this set, (-4, -5) and (-4, 0) have the same x-value but different y-values. Therefore, this set does not represent a function.
{(-6, -3), (-4, -3), (-3, -3), (-2, -3), (0, 0)}
In this set, each unique x-value is associated with a single y-value. There are no repeated x-values. Therefore, this set represents a function.
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If A = –2p + 7 and B = p2 + 3p – 5, find an expression that equals A – 3B in
standard form.
Answer:
-3p^2 - 11p + 22
Step-by-step explanation:
A - 3B becomes (-2p + 7) - 3*(p^2 + 3p - 5).
Perform the indicated multiplication, obtaining:
(-2p + 7) - 3p^2 - 9p + 15, and then:
-2p + 7 - 3p^2 - 9p + 15, or (combining like terms):
-3p^2 - 11p + 22
Human hair grows at the average rate of 1/3 inch per month. Sara wants her hair to grow 4 2/3 inches longer. About how many months will this take?
Answer:
14 months
Step-by-step explanation:
1/3 x 12 = 4.
1/3 x 2 = 2/3.
12 + 2 = 14.
It will take her 14 months.
Hope this helps! :)
The length of a rectangle is 1 units more than the width. The area of the rectangle is 72 units. What is the length, in units, of the rectangle?
? Question
Drag the tiles to the correct boxes to complete the pairs.
Solve each equation using the square root property. Then, match the solutions to the equatio
Tiles
Help please
The solutions for the given equations are x = 9i , -9i , x = 2i,-2i ,
x = \(\sqrt{13}\) , - \(\sqrt{13}\) , x = \(\sqrt{14}\)i , - \(\sqrt{14}\)i .
Given equations ,
\(x^{2}\) + 81 = 0 ,\(x^{2}\)-22 = -26 , 3\(x^{2}\)-18=21 ,2\(x^{2}\) +15 = -13
What is Quadratic equation ?
quadratic equation can be defined as the equation which is in the form of a\(x^{2}\)+bx + c = 0 .
where a,b,c are constants .
By solving we get ,
\(x^{2}\) +81 = 0
\(x^{2}\) = -81
x = 9i , -9i
\(x^{2}\) - 22 = -26
\(x^{2}\) = -26 + 22
\(x^{2}\) = -4
x = 2i,-2i
3\(x^{2}\) - 18 = 21
3\(x^{2}\) = 18+21
3\(x^{2}\) = 39
\(x^{2}\) = 13
x = \(\sqrt{13}\) , - \(\sqrt{13}\)
2\(x^{2}\) +15 = -13
2\(x^{2}\) = -13-15
2\(x^{2}\) = -28
\(x^{2}\) = -14
x = \(\sqrt{14}\)i , - \(\sqrt{14}\)i
Hence the solutions for the given equations are x = 9i , -9i , x = 2i,-2i ,
x = \(\sqrt{13}\) , - \(\sqrt{13}\) , x = \(\sqrt{14}\)i , - \(\sqrt{14}\)i .
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can anyone help me get the surface area of
2cm
5cm
8cm
Answer:
according to your question 2cm is length of the rectangle and 5cm width and 8cm height.
so the surface area of rectangle=2(lb+bh+hl)
surface area=2(2×5+5×8+8×2)
SA=2(66)
SA=132cm²
if your figure is cuboid than the answer is this if thi is not cuboid than comment me on comment section.
Cuales don las dos terceras partes de tres medios
Answer:
una parte entenra
Step-by-step explanation:
\(\frac{3}{2}/\frac{2}{3}\\\\=\frac{3}{2}*\frac{3}{2}\\\\=1\)
A 6-foot-wide hallway is painted as shown, using equal amounts of white and black paint.
a. How long is the hallway?
Answer:
40 ft
Step-by-step explanation:
(i do not have a step by step explanation but it's correct.)
What is an equation of the line that passes through the point (-6,-7)(−6,−7) and is perpendicular to the line 6x+5y=306x+5y=30? math
The equation of the line that passes though the point (-6,-7) and is perpendicular to the line 6x + 5y = 30 is y = (5/6)x -2 .
In the question ,
it is given that
the required line is perpendicular to the line 6x + 5y = 30 ,
rewriting the line we get
5y = -6x + 30
y = (-6/5)x + 6
the slope of perpendicular is -6/5 ,
the slope of the required line will be 5/6 .
The equation of the line passing through (-6,-7) with slope 5/6 is written as
(y - (-7)) = (5/6)(x - (-6))
y + 7 = (5/6)(x + 6)
y + 7 = (5/6)x + 5
y = (5/6)x + 5 -7
y = (5/6)x -2
Therefore , the equation of the line is y = (5/6)x -2 .
The given question is incomplete , the complete question is
What is an equation of the line that passes through the point (−6,−7) and is perpendicular to the line 6x+5y=30 ?
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1. Use the table and the graph to answer the questions.
Function 1
x y
-1 4
-2 6.5
-3 9
2 -4
3 -6.5
Function 2 (attached in the picture)
(a) What is the rate of change for each function? Show your work.
(b) Which function has a greater rate of change?
Answer:
function 2 has the greater rate.
Answer: function 2 has the greater rate.
Step-by-step explanation:
THE top guy say it so
I can’t figure out this problem please help me
Answer:
95 6/7
Step-by-step explanation:
The perimeter can be found by adding the length and width together and then multiplying the sum by 2.
Perimeter = 2(L + W)
Where L is the length and W is the width.
So, using the given measurements:
Perimeter = 2(33 5/7+ 14 3/14) = 94 26/14
94 26/14 -> 95 12/14 -> 95 6/7
Answer:
The perimeter is \(95\frac{6}{7}\) inches.
Step-by-step explanation:
The formula for the perimeter of a rectangle is
\(P=2L+2W\)
We are given the length and the width. Lets evaluate the perimeter.
First lets convert the length and width to an improper fraction.
Length: \(33\frac{5}{7}\)
To write 33 as a fraction with a common denominator, multiply by \(\frac{7}{7}\). Then simplify.
\(\frac{33*7}{7} +\frac{5}{7}\)
\(\frac{231}{7} +\frac{5}{7}\)
\(\frac{231+5}{7}\)
\(\frac{236}{7}\)
Width:
To write 14 as a fraction with a common denominator, multiply by \(\frac{14}{14}\). Then simplify.
\(\frac{14*14}{14} +\frac{3}{14}\)
\(\frac{196}{14} +\frac{3}{14}\)
\(\frac{196+3}{14}\)
\(\frac{199}{14}\)
Lets enter the 2 fractions into the perimeter equation.
\(P=(2*\frac{236}{7} )+(2*\frac{199}{14} )\)
Simplify each term.
\(P=\frac{2*236}{7} +2*\frac{199}{14}\)
\(P=\frac{472}{7} +2*\frac{199}{14}\)
Factor 2 out of 14.
\(P=\frac{472}{7} +2*\frac{199}{2(7)}\)
Cancel the common factor of 2.
\(P=\frac{472}{7} +\frac{199}{7}\)
Combine the numerators over the common denominator.
\(P=\frac{472+199}{7}\)
\(P=\frac{671}{7}\)
\(P=95\frac{6}{7}\)
The half-life of Radium-226 is 1590 years. If a sample contains 300 mg, how many mg will remain after 1000 years?
Answerc
Step-by-step explanation:
simple
Round your answer to the nearest whole number
Answer:
Step-by-step explanation:
Comment
Use a^2 + b^2 = c^2b = 38c = 42a = ?Solution
a^2 + b^2 = c^2
a^2 + 38^2 = 42^2
a^2 + 1444 =1764 Subtract 1444 from both sides
a^2 + 1444 - 1444 = 1764 - 1444 Combine
a^2 = 320 Take the square root of both sides
√a^2 = √320
a = 17.89
Answer
The height of the TV screen is 17.89 inches
\(\huge \red \dag \underline {\rm {{{\color{orange}{Given ...}}}}} \red \dag\)
Diagonal of TV screen = 42 inchesBase of TV screen = 38 inches\(\huge \red \dag \underline {\rm {{{\color{orange}{To \: Find ...}}}}} \red \dag\)
Height of TV\(\huge \red \dag \underline {\rm {{{\color{orange}{Solution ...}}}}} \red \dag\)
Answer according to the figure in attachment
In this situation we use Pythagoras theorem.
Pythagoras theorem states that “In a right-angled triangle, the square of the hypotenuse side is equal to the sum of squares of the other two sides“.According to Pythagoras theorem\(\Large❏ \: \Large\begin{gathered} {\underline{\boxed{ \tt {\blue{BD² = BC² + DC²}}}}}\end{gathered}\)
BD = 42 inchesBC = 38 inchesDC = ?We need to find the DC.
Substituting the values in Pythagoras theorem
\(\large\purple\implies \tt \large \:BD² = BC² + DC²\)
\(\large\purple\implies \tt \large \: {42}^{2} \: = \: {38}^{2} \: + \: DC²\)
\(\large\purple\implies \tt \large \:1764 \: = \: 1444 \: + \: DC²\)
\(\large\purple\implies \tt \large \:1764 \: - \: 1444 \: = \: DC²\)
\(\large\purple\implies \tt \large \:320 \: = \: DC²\)
\(\large\purple\implies \tt \large \: \sqrt{320} \: = \: DC\)
\(\large\purple\implies \tt \large \:17.88 \: = \: DC\)
Hence , the height of TV is 17.88 inches
HELP! SAS SSA ASA need in right places please
If you invest this money $7,185.51 each month in an account that compounds monthly with an APR of 2.5%, how much will you have saved i) after 1 year? ii) after 3 years?
He would have saved $87,221.02 after 1 year
He would have saved $268,335.90 after 3 years
What is an ordinary annuity?
An ordinary annuity means a fixed amount invested at specific intervals, in this case, $7,185.51 is invested monthly, which means that its future value can be computed using the future value formula of an ordinary annuity as shown below:
FV=PMT*(1+r)^N-1/r
FV=future value of an ordinary annuity
PMT=monthly payment invested every month
r=monthly interest rate=annual interest/12
N=number of months that monthly payments were
FV after 1 year:
PMT=$7,185.51
r=monthly interest rate=2.5%/12=0.00208333333333333
N=number of months in 1 year=12
FV=$7,185.51*(1+0.00208333333333333)^12-1/0.00208333333333333
FV=$7,185.51*(1.00208333333333333)^12-1/0.00208333333333333
FV=$7,185.51*0.02528845698324970/0.00208333333333333
FV=$87,221.02
FV after 3 years:
PMT=$7,185.51
r=monthly interest rate=2.5%/12=0.00208333333333333
N=number of months in 3 years=36
FV=$7,185.51*(1+0.00208333333333333)^36-1/0.00208333333333333
FV=$268,335.90
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Solve 2(1/8)^1-2x = 16^x+6
Answer:
You cannot solve this, but you can try to simplify it: 16^x = −2x + −23/4
here is my algebra 13 homework, can someone please help me fast! Quick!!
The function h(x) = (2ˣ) + 1 does not have an x intercept.
A function has an x-intercept when the value of the function is equal to zero at some point on the x-axis.
(a) f(x) = -x + 2 is a linear function with a negative slope (-1) and a y-intercept of 2.
To find the x-intercept, we set f(x) equal to zero and solve for x:
0 = -x + 2
x = 2
Therefore, the function f(x) has an x-intercept at (2, 0).
(b) g(x) = -(x²) is a quadratic function that opens downward and has a vertex at (0, 0).
To find the x-intercept, we set g(x) equal to zero and solve for x:
0 = -(x²)
x²= 0
x = 0
Therefore, the function g(x) has an x-intercept at (0, 0).
(c) h(x) = (2ˣ) + 1 is an exponential function
To find the x-intercept, we set h(x) equal to zero and solve for x:
0 = (2ˣ) + 1
-1 = 2ˣ
However, there is no real value of x that satisfies this equation.
h(x) = (2ˣ) + 1 has no x intercept.
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pls help immediately!!!!
PLEASE HURRY
What is the value of the expression 45x − 16 if x is equal to −6?
Answer:
-286
Step-by-step explanation:
45(-6)-16
= -270 - 16
= -286
Step-by-step explanation:
45x - 16
x = -6
45(-6) - 16
-270 - 16
-286
Hope this helps! :)
How do I find the value of x for which line a is parallel to line b?
Answer:
x = 20
Step-by-step explanation:
3x + 6x = 180, if you make them supplementary then they will be parallel
9x = 180
x = 20
which is true when x-3<2
Hey there!
“x – 3 < 2”
Let’s change your current question into a(n) equation to make it EASIER to solve (this is for temporary purposes ONLY)
• Temporary question
x – 3 = 2
• First: ADD BOTH SIDES by 3
x – 3 + 3 = 2 + 3
• CANCEL: –3 + 3 because that gives you 0
• KEEP: 2 + 3 because that helps solve for x
• New temporary question: 2 + 3 = x
2 + 3 = 5
The temporary question answer is: x = 5 ✅
NOW LETS SOLVE FOR YOUR ACTUAL EQUATION (just saying it REQUIRES the SAME steps as the temporary question just a TAD bit differently!)
x – 3 < 2
• FIRST: ADD both SIDES BY 3
x – 3 + 3 < 2 + 3
• CANCEL: –3 + 3 because that gives you 0
• KEEP: 2 + 3 because that helps us compare the answer with x
• New equation: x < 2 + 3
2 + 3 = 5
x < 5
Answer to your given question is: x < 5 ☑️
Good luck on your assignment and enjoy your day!
~LoveYourselfFirst:)
Inputs: People at concession stand Outputs: Cost of their order
this relation a function?
it a constant function?
it a 1-1 function?
People at the concession stand as input Cost of their order's output.
(1) The relation in question is a function.
(II) This function is not constant. (Each category of concession has a different order cost.)
Not a 1-1 function (iii). (Several persons arrived seeking the same sort of concession. So they all pay the same price for their order.)
A function describes the relationship between patrons' inputs at the concession stand and the cost of their order as an output. A function is a relationship between a set of possible inputs and outputs, where each input is associated to exactly one output.
The quantity of patrons at the concession stand serves as the input in this scenario, while the cost of their order serves as the output.
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Is anyone good at geometry if so can someone help me please ?
NO LINKS PLEASE
Find the slope-intercept equation of the line that has the given characteristics.
Slope 8 and y-intercept (0,9)
The slope-intercept equation of the line with a slope of 8 and a y-intercept of (0, 9) is y = 8x + 9.
To find the slope-intercept equation of a line, we use the form y = mx + b, where m represents the slope and b represents the y-intercept.
Given:
Slope (m) = 8
Y-intercept (0, 9)
We can substitute these values into the slope-intercept form:
y = mx + b
y = 8x + 9
Consequently, y = 8x + 9 represents the slope-intercept equation for the line with a slope of 8 and a y-intercept of (0, 9).
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