Answer:150 ounces
Step-by-step explanation:
Describe the shape of the graph of each cubic function, including end behavior, turning points, and increasing/decreasing intervals.
32. y = 3x³ - x - 3
33. y = -9x³ - 2x² + 5x + 3
(PLEASE EXPLAIN WELL)
Answer:
To describe the shape of a cubic function, we need to consider its end behavior, any turning points it has, and any intervals over which it is increasing or decreasing.
For the cubic function 32. y = 3x³ - x - 3, the leading coefficient is 3, which means that the end behavior of the function will be determined by the sign of the term x³. Since the coefficient of x³ is positive, the function will approach positive infinity as x approaches positive infinity and negative infinity as x approaches negative infinity. This means that the graph of the function will curve upwards at both ends.
To find the turning points of the function, we can find the zeros (or roots) of the function. In this case, we can solve the equation 3x³ - x - 3 = 0 using the cubic formula or a numerical method. This will give us three real roots, which correspond to the x-values of the turning points of the function. The function will be concave upwards at the points between these roots and concave downwards at the points between the roots and the ends of the graph.
The function will be increasing on the intervals between the roots where the function is concave upwards and decreasing on the intervals between the roots where the function is concave downwards.
For the cubic function 33. y = -9x³ - 2x² + 5x + 3, the leading coefficient is -9, which means that the end behavior of the function will be determined by the sign of the term -9x³. Since the coefficient of x³ is negative, the function will approach negative infinity as x approaches positive infinity and positive infinity as x approaches negative infinity. This means that the graph of the function will curve downwards at both ends.
As with the previous function, we can find the zeros (or roots) of the function by solving the equation -9x³ - 2x² + 5x + 3 = 0 using the cubic formula or a numerical method. This will give us three real roots, which correspond to the x-values of the turning points of the function. The function will be concave upwards at the points between these roots and concave downwards at the points between the roots and the ends of the graph.
The function will be decreasing on the intervals between the roots where the function is concave upwards and increasing on the intervals between the roots where the function is concave downwards.
Step-by-step explanation:
Find the missing angle. solve for ?
PLZ HELP =<
Answer:
70 degrees
Step-by-step explanation:
180-120=60
180-(60+50)=70
Answer this question please ASAP
Question 1 of 10
Simplify the following expression.
3x^4+2x³-5x² +4x²+6x-2x-3x^4 +7x^5-3x³
Combining like terms yields 7x⁵ - x³ - x² + 4x.
elementary surveying two ridges b and c forms a valley having a at the bottom part in between the ridges. elevation difference between b nad c is 111..356 m. observing at point a, the angle of elevation is
the difference of elevation between a and b.Let AB = x, tan 36 = x/111.356 ,x = 111.356 tan 36= 64.39 m and Difference in elevation = 64.39m
We are given that two ridges B and C form a valley with a point A at the bottom part with an elevation difference of 111.356m between the ridges and and angle of elevation of 36 degrees at point A. To find the difference of elevation between A and B, we use the formula of tangent which is tan θ = Opposite/Adjacent. We substitute the values and solve for x, which is the elevation difference between A and B. So the difference in elevation between A and B is 64.39m.
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GIVING EXTRA POINTS AND BRAINLIEST
Answer:
1. d<=200
2. f>=35
Step-by-step explanation:
Answer:
d ≤ 200
f ≥ 35
Step-by-step explanation:
"no more than 200 " means it can be equal to or less than 200. Therefore, we would use the "less than or equal to" sign, or "≤". We would put 200 at the end as it is no more than 200 feet, so 200 is the max.
"at least 35" means it is equal to or more than 35. Therefore, we would use the "greater than or equal to sign" or "≥". Since it is talking about 35 miles, we put the 35 at the end with the sign pointing away from it since 35 is the lesser number.
Remember, the "mouth" or opening of the equality sign always points to the greater or bigger number. You can think of it as an alligator wanting to eat the bigger number.
Hope this helps! :)
For every part produced by a factory there are 5 ounces of scrap aluminum that can be recycled there are 16 ounces in 1 pound and 2,000 in 1 ton how many parts must the factory produce so that there is1 ton of scrap aluminum for recycling
The factory must produce 6,400 parts so that there is 1 ton of scrap aluminum for recycling.
It is given that For every part produced by a factory there are 5 ounces of scrap aluminum that can be recycled there are 16 ounces in 1 pound and 2,000 in 1 ton we need to find how many parts must the factory produce so that there is 1 ton of scrap aluminum for recycling
What is a Ratio?
A quantitative relation between two amounts showing the number of times one value contains in another
1 part produced ⇒ 5 ounces scrap aluminium recycled.
So, the ratio of parts produced : Scrap of aluminium = 1 : 5 .... (a)
Let us assume for m parts produced , 1 ton of scrap is recycled.
Also, 1 ton = 2, 000 pounds
and 1 pound = 16 ounces
⇒ 1 ton = 2000 x (16 ounces) = 32,000 ounces
So, for m parts made in the factory, 32,000 ounces scrap is recycled.
So, the ratio of parts produced : Scrap of aluminium = m : 32,000 .... (b)
From both the given ratio, we get
1 : 5 = m : 32,000
m=32000/5
m=6400
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Sue invests £9000 in an account for one year.
At the end of the year, interest is added to the account.
Sue pays tax on this interest at a rate of 20%.
She pays £30.24 tax.
Work out the percentage interest rate for the account.
Answer:
The interest rate = 1.68%
Step-by-step explanation:
Sue invests £9000 in an account for one year.
She pays £30.24 at a rate of 20%
So 20% of the interest =£ 30.24
Let the interest be x
X0.2= 30.24
X=£ 151.2
The total interest was£ 151.2
The rate R at which generated this interest
R = (100*151.2)/(1*9000)
R= 15120/9000
R= 1.68%
The interest rate = 1.68%
In your first semester of college you took 13 credit hours and earned a GPA of 2.13. In your second semester your Gpa of 2.34 was based on 12 credit hours. Your third semester GPA was 3.00 Based on 17 hours. Calculate overall GPA for the three semesters.
Answer:
below
Step-by-step explanation:
[ 2.13 * 13 + 2.34 * 12 + 3.00 * 17 ] / ( 13 + 12 + 17) = 2.54 GPA
NO LINKS!! Please help me with this problem. Part 13
Answer:
7.65 ft apart (to nearest hundredth)
Step-by-step explanation:
The A frame creates an isosceles triangle with equal legs of 10 ft and a vertex of 45°. To find how far apart the footings should be, we need to find the base of the triangle.
To find the base, use the cosine rule:
\(c^2=a^2+b^2-2ab \cos(C)\)
where:
C is the anglea and b are the sides adjacent to the angle Cc is the side opposite the angle CSo for this triangle:
a = 10b = 10c = base∠C = 45°Substitute these values into the formula and solve for c:
\(c^2=10^2+10^2-2(10)(10) \cos(45)\)
\(\implies c^2=200-200\cos(45)\)
\(\implies c=\sqrt{200-200\cos(45)}\)
\(\implies c=7.653668647...\)
Therefore, the footings should be 7.65 ft apart (to nearest hundredth)
Answer:
7.65 ft
Step-by-step explanation:
The distance can be figured using the Law of Cosines, or it can be figured by considering half of the isosceles A-frame to be a right triangle. We choose the latter.
__
An altitude of the A-frame bisects the vertex angle so that the angle of interest in our right triangle is 22.5°. Then half the distance between the footings will be given by ...
Sin = Opposite/Hypotenuse
Opposite = Hypotenuse × Sin
half-distance = (10 ft)·sin(22.5°)
footing spacing = 2 × half-distance = (20 ft)sin(22.5°) ≈ 7.654 ft
The footings for each A-frame should be about 7.65 feet apart.
What is the solution to 5a - 15+9a=3a+29
Answer:
a = 4
Step-by-step explanation:
5a - 15 + 9a = 3a + 29
14a - 15 = 3a + 29
11a - 15 = 29
11a = 44
a = 4
Solve for each variable.
Explain how as well please
I will give brainlist if you give me an answer and not a link or something weird
Answer:
a = 38⁰
b = 54⁰
c = 54⁰
Step-by-step explanation:
a + 142⁰ = 180⁰ because a straight line = 180⁰
b + 38⁰ + 88⁰ = 180⁰ because the angles of a triangle equal 180⁰, and the missing measurement = 38⁰ because it is a vertical angle to angle a
c + 88⁰ = 142⁰ because the angles are corresponding angles
56% children of a class of 25 like getting wet in the rain , how many students do not like getting wet in the rain
Answer:
11 students
Step-by-step explanation:
Let G be the percentage that likes getting wet and D be the percentage who do not like.
Let Dn be number of students who do not like to get.
Given the following data;
Percentage of students that likes getting wet, G = 56%
Total number of students = 25
To find the number of students who doesn't like getting wet;
G + D = 100
56 + D = 100
D = 100 - 56
D = 44%
Dn = 44/100 * 25
Dn = 1100/100
Dn = 11
Method II.
Number of students that like to get wet = 56/100 * 25
= 1400/100
= 14 students.
Therefore, number of students who do not like to get is;
25 - 14 = 11 students.
what Is 3/4 equal to?
Answer:
75%
Step-by-step explanation:
A8 x 3B= C730
How to calculate values of a b and c
Answer:
Step-by-step explanation:
potw
Find the Surface Area of the following figure. 9.5 m 16m 14m 12.7m 11m
The total surface area of the figure will be 1968.85 square meters.
To determine the surface area of the figure, we need to find the area of each face and then add them together.
Surface Area of the rectangular prism = 2(lb + bh + hl)
= 2(16 × 9.5) + 2(9.5 × 14) + 2(16 × 14)
= 2(152 + 133 + 224) = 2(509)
= 1018 m²
Next, we need to find the area of the triangular prism on the front with dimensions 11 m, 12.7 m, and 14 m:
Surface Area of the triangular prism;
= (11 × 14) + 2(0.5 × 11 × 12.7) + 2(0.5 × 12.7 × 14)
= (154 + 350.35 + 445.5)
= 950.85 m²
Therefore, the total surface area of the figure will be;
Total Surface Area = Surface Area of rectangular prism + Surface Area of triangular prism
= 1018 m² + 950.85 m²
= 1968.85 m²
So, the surface area of the figure is 1968.85 square meters.
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157 29 Marks
Put these fractions in order of size, smallest to largest
7
10
2
3
4
5
11
15
smallest
Complete question :
Put these fraction in order of size smallest to largest : 7/10, 2/3, 4/5, 11/15
Answer:
2/3, 7/10, 11/ 15, 4 /5
Step-by-step explanation:
In other to make solving the question easier, we can convert the fractions to decimal in other to make comparison easier :
7/10 = 0.7
2/3 = 0.667
4 /5 = 0.8
11 /15 = 0.733
Using the placement or how the numbers will appear to the right of a number line ;
0.667, 0.7, 0.733, 0.8
Thus we have :
2/3, 7/10, 11/ 15, 4 /5
PLS HELP ME WITH THIS
you need to use the y=mx+b
Hello!
What is a slope-intercept line:
\(y = mx + b\)
m: slope\(slope = \dfrac{y_2-y_1}{x_2-x_1} =\frac{-4--2}{3-0} =-\dfrac{2}{3}\)
y-intercept or point whose x-coordinate is '0'==> value of y-intercept is '-2'
Thus the equation is \(y=-\dfrac{2}{3}x-2\)
Hope that helps!
Answer: y=-2/3x-2
Step-by-step explanation:
1) Draw a triangle from one point to the next point.
For this example, I will use (-3,0) and (0,-2).
You can see that the number goes down 2 and right 3. From this, you can conclude that the rate is -2/3 using the equation rise/run.
2) Find the y-intercept
Looking at the graph, you can find that the y-intercept is (0,-2).
3) Fill in the y=mx+b
y=-2/3x-2
Find the 75th term of the following arithmetic sequence.
12, 21, 30, 39,
9514 1404 393
Answer:
678
Step-by-step explanation:
The sequence has a first term of 12 and a common difference of 21-12 = 9. The explicit formula for the n-th term is ...
an = a1 +d(n -1)
For a1 = 12 and d = 9, this is ...
an = 12 + 9(n -1)
Using 75 for the value of n, we have ...
a75 = 12 + 9(75 -1) = 12 + 666 = 678
The 75th term is 678.
solve 4n-6(n+1)>12 (first blank is the inequality sign, second blank is the value) n
The solution to the inequality expression is n < -9
How to solve the inequality expression?The inequality expression is given as
4n - 6(n + 1) > 12
Open the bracket in the above inequality expression
4n - 6n - 6 > 12
Evaluate the like terms
-2n > 18
Divide both sides by -2
n < -9
Hence, the solution to the inequality expression is n < -9
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Please help 9th grade math question
The quadratic function f(x) =\(3(x+3)^2 - 7\) has a minimum at x = -1, and the minimum value is 5.
To determine whether the quadratic function f(x) =\(3(x+3)^2 - 7\)has a minimum or maximum, we can examine the coefficient of the x^2 term, which is positive (3 in this case).
When the coefficient of the x^2 term is positive, the parabola opens upward, indicating that the function has a minimum value. The vertex of the parabola represents the minimum point.
Now let's find the coordinates of the vertex, which will give us the minimum value of the function.
The general form of a quadratic function is f(x) =\(ax^2 + bx + c\), where the vertex can be found using the formula:
x = -b / (2a)
In our case, a = 3 and b = 3*2 = 6 (from (x+3)^2).
Substituting the values into the formula, we have:
x = -6 / (2 * 3)
x = -6 / 6
x = -1
To find the y-coordinate of the vertex, we substitute the x-value (-1) into the function:
\(f(-1) = 3((-1)+3)^2 - 7\)
\(f(-1) = 3(2)^2 - 7\)
f(-1) = 3(4) - 7
f(-1) = 12 - 7
f(-1) = 5
The graph of this function will have a downward-opening parabola, and the vertex will be the lowest point on the curve.
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A sixth-grade class must raise at least $447 to go on a field trip. The amount of money, m, that each of the 30 students must raise can be found using the inequality below. If all the students contribute an equal amount, how much will each student need to raise for the class to go on the field trip? 1. Summarize the given situation in your own words. (What do you notice?)
Answer:
Each student must raise $14.90
Step-by-step explanation:
This is actually fairly easy to figure out (at least this part) all you do is 447/30 and then you get your 14.9 (14.90)
m = 14.90
30m = 447
Rina’s recipe uses 2 cups of sugar to make 2 ½ dozen cookies. Jonah’s recipe uses 2 ¼ cups of sugar to make 3 dozen cookies. Which recipe uses more sugar for a dozen cookies? Why?
Answer:
Let's calculate the "cups of sugar per dozen cookies" ratio:
2 cups
---------- = 0.8 (Rina)
2.5
2.25 cups
------------- = 0.75 (Jonah)
3
Rina uses more sugar for a dozen cookies.
c. 425 x 9,311 =
420
6 TD
10
Answer:
x=
791435
84
,
791435
12TD
Step-by-step explanation:
1 Simplify 425x\times 9311425x×9311 to 3957175x3957175x.
3957175x=420,6TD\times 103957175x=420,6TD×10
2 Simplify 6TD\times 106TD×10 to 60TD60TD.
3957175x=420,60TD3957175x=420,60TD
3 Break down the problem into these 2 equations.
3957175x=4203957175x=420
3957175x=60TD3957175x=60TD
4 Solve the 1st equation: 3957175x=4203957175x=420.
x=\frac{84}{791435}x=
791435
84
5 Solve the 2nd equation: 3957175x=60TD3957175x=60TD.
x=\frac{12TD}{791435}x=
791435
12TD
6 Collect all solutions.
x=\frac{84}{791435},\frac{12TD}{791435}x=
791435
84
,
791435
12TD
What are the domain and range of the relation given in the table? x y −12 0 −8 12 0 0 1 8
Answer:
domain: {−12,−8,0,1}
range: {0,8,12}
The domain and range of the relation given in the table are:
The domain: {-12, -8, 0, 1}
And range: {0, 8, 12}
What is domain?The collection of all conceivable independent values that a function or relation may take is known as its domain.
We have the relation,
x → y
-12 → 0
-8 → 12
0 → 0
1 → 8.
The range of the relation: All achievable values.
So, the domain: {-12, -8, 0, 1}
And range: {0, 8, 12}
Therefore, range and domain is given below.
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help me answer this please
Answer:
3,952 ft
Step-by-step explanation:
Use the sine function since you need to find the hypotenuse but know the opposite side of the angle, since sine is equal to opposite/hypotenuse.
sin8°=\(\frac{550}{c}\)
csin8°=550
c=550/sin8°
c= 3,952
which Pokémon if that
Answer:
imma call it leaf lol im not good with Pokémon
Answer:
Charmander
Step-by-step explanation:
Find the amount that results from the given investment.$700 invested at 2% compounded quarterly after a period of 3 years
Answer:
Explanation:
We'll use the below compound interest formula to solve the given question;
\(A=P(1+\frac{r}{n})^{nt}\)where A = future amount
P = principal or starting amount = $700
r = annual interest rate in decimal = 2% = 0.02
n = number of compounding periods = 4
t = time in years = 3
Let's go ahead and substitute the given values into the formula and solve for A as seen below;
\(A=700(1+\frac{0.02}{4})^{4*3}=700(1.005)^{12}=700*1.06167781186=743.17\)S
when trying to find the probability of a white ball begin drone from a bag contains 4 white balls 3 black balls and 5 red balls how many desire outcomes are there
White ball = 4
Black ball = 3
Red ball = 5
Total possible outcome = 4 + 3 + 5 = 12
Desire outcomes is a white ball, hence, the number of desire outcomes = 4
Final answer
Number of desire outcomes = 4
given that we assume that all numbers are distinct, explain why it is without loss of generality to assume that a > d
Since it has no impact on the result or solution of the problem, assuming that a > d does not reduce the generality of the statement. If a > d, the issue can be solved by simply swapping the values of a and d.
It makes no difference to the problem whether an is more or less than d because we are presuming that each integer is distinct. Furthermore, by supposing that a > d, the problem's variables can be arranged consistently, making it simpler to comprehend and resolve. As a result, making the assumption that a > d does not reduce the generality of the solution because the problem remains the same and the assumption may be readily changed if necessary.
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