solve (2x3-5x2+8)(x+3)

Answers

Answer 1

Answer:

[tex](2 {x}^{3} - 5 {x}^{2} + 8)(x + 3) \\ = (2 {x}^{4} - 5 {x}^{3} + 8x + 6 {x}^{3} - 15 {x}^{2} + 24) \\ = 2 {x}^{4} + {x}^{3} - 15 {x}^{2} + 8x + 24[/tex]

Answer 2

Answer:

[tex]2x^{4} + x^{3} - 15x^{2} + 8x + 24[/tex]

Step-by-step explanation:

Mark as Brainllest


Related Questions

does the graph of this equation widen or narrow from the parent function? g(x)=3/4(x-5)^2+12

Answers

9514 1404 393

Answer:

  widen

Step-by-step explanation:

The vertical scale factor is 3/4, so the vertical extent is shortened at a given x-value distance from the axis of symmetry. That will give the appearance of making the parabola (slightly) wider.

Answer:

Widen is the answer.

Step-by-step explanation:

#CarryOnLearning

I need help like right now ASAP I give you 100 points and a thanks come one some one help me

Answers

Answer:

square unit

Step-by-step explanation:

1 x 1 = 1

The answer would be a square unit

Colton's truck weighs 1 tons. Francine's
truck weighs 2 į tons. What is the difference
between the weights of their two trucks?

Answers

2 1/8- 1 1/4

Make the denominators same number.

2 1/8- 1 2/8

And subtract

7/8

Your answer is J


Suppose the sequence {an} is arithmetic with a3 = 15, d = -3/2, and an=6
Find n.

Answers

Answer:

The value of n = 9th term

Step-by-step explanation:

Given:

In an arithmetic series

a3 = 15

d = -3/2

an = 6

Find:

The value of n

Computation:

In an arithmetic series

An = a + [n - 1]d

where,

An = last term

a = first term

n = number of term

d = common difference

So,

a3 = a + 2d

15 = a + 2(-3/2)

15 = a - 3

a = 18

An = a + [n - 1]d

6 = 18 + [n - 1][-3/2]

-12 = [n-1][-3/2]

8 = n - 1

The value of n = 9th term

56 times a number minus 13 is equal to 6 less than the number.

Step 1 of 2: Write out the equation.

Answers

Answer:

The equation is 56x - 13 = x - 6

Step-by-step explanation:

Let's say our 'number' is x. If it says it's 56 times our number, it's 56x. Minus 13, which is 56x - 13. If it is equal than 6 less than the number, then it is x - 6.

So the equation is 56x - 13 = x - 6

what is the answer to 50.25 times x

Answers

50.25 times x would be just 50.25x
I’m pretty sure it would just be 50.25x

Fiona has $998 in her savings account. If the bank pays 2.5% simple interest on savings, how much does she earn in one year?

A.
$24.95

B.
$399.20

C.
$2,495

D.
$294.86

Answers

The answer would be A: $24.95
Answer is A. $24.95

I just multiple 998 by 0.025 to get 24.95

2.5%=0.025

i need help with this pls

Answers

Answer:

Angles B & C both = 157 degrees .

Step-by-step explanation:

Angle A is adjacent to Angle B, which means they are the same size. 23 degrees for A & B.

23+23 = 46.

We have two straight lines, one line = 180. 180*2 = 360.

Take 46 from 360 because we already figured out two angles.

360 - 46 = 314

Divide 314 by 2 because we have two unknown angles...

314 / 2 = 157 .

Angle B & C = 157.

Past experience indicates that the time required for high school seniors to complete a standardized test is a normal random variable with a standard deviation of minutes. Test the hypothesis that against the alternative that if a random sample of the test times of high school seniors has a standard deviation . Use a level of significance.

Answers

Complete question :

Past experience indicates that the time required for high school seniors to complete a standardized test is a normal random variable with a mean of 35 minutes. If a random sample of 20 high school seniors took an average of 33.1 minutes to complete this test with a standard deviation of 4.3 minutes, test the hypothesis, at the 0.05 level of significance.

Answer:

We conclude they there is significant evidence to support the claim That time required for high school seniors to complete test is less than 35 minutes.

Step-by-step explanation:

H0 : μ = 35

H1 : μ < 35

Sample size, n = 20

Standard deviation, s = 4.3

xbar = 33.1

Test statistic :

T = (xbar - μ) ÷ (s /√n)

T = (33.1 - 35) ÷ (4.3 /√20)

T = - 1.9 ÷ 0.9615092

T = - 1.976

The Pvalue can be obtained from the test statistic using a Pvalue calculator :

Pvalue at 0.05 ; df = 19 is 0.0314

Since, Pvalue < α ; We reject the Null and conclude that time required for high school candidate to complete test is less than 35 minutes

5+2+4+6+7-9+8-0+9-3=

Answers

Step-by-step explanation:

5+2+4+6+7-9+8-0+9-3

7+10+15-9-0+9-3

32-9+9-3

41-12+9

50-12 = 38 ans

Find the function h(x) = f(x) - g(x) if f(x)=3^x and g(x) = 3^2x - 3^x

Answers

Step-by-step explanation:

h(x)=f(x)-g(x)h(x)=3^x-3^2x-3^xh(x)=3^x(1-3²-1)h(x)=3^x(-9)h(x)= -27^x

hope it helps.

answer this asap I'm desperate :( ...we both were sweating like two pigs" is an example of...
allusion
metaphor
hyperbole
simile

Answers

Answer:

sorry

Step-by-step explanation:

don't know I m in 8th

I will surely help you

Answer:

Simile

Step-by-step explanation:

A simile is a figure of speech that directly compares two things. Similes differ from other metaphors by highlighting the similarities between two things using comparison words such as "like", "as", "so", or " than", while other metaphors create an implicit comparison.

Hope this helps! If you have any questions revolving around this topic,feel free to ask me and I will be happy to help!

f(x) = 6x + x 2 I have to find the x-intercept

Answers

Answer:

x= -6,0

Step-by-step explanation:

y=6x + x²

at x intercept, y=0

0= 6x +x²

-6x=x²

therefore,

x=0, x=-6

A group of friends are dining at a pizza parlor. They have 1 1/2 pizzas. If each friend eats 1/4 of a pizza, how many friends can have an equal share?

Simplify your answer

Answers

Answer:

6 friends can share the pizza

Step-by-step explanation:

1 1/2 ÷ 1/4 =6

Answer:

Divide 1 1/2 by 1/4. Note that 1 1/2 = 1 2/4 = 6/4. So now we divide 6/4 by 1/4, obtaining 6.

6 friends can enjoy an equal share.

what would be the area of the triangle if the base of the triangle is 6 pi long height is three units long

Answers

Answer: Area = 56.52 units

Step-by-step explanation:

Pi = 3.14

Area of triangle formula is base x height divided by 2.

6 (3.14) = 18.84

18.84 x 3 = 56.52 units

Please check my answer.
Which statement shows that a scuba diver 30 feet below the surface is lower than a kite boarder 3 feet above the surface?
A: -3 > 30
B: -30 > 3
C: 3 < 30
D: 3 > -30 (I picked this one. Am I correct?)

Answers

Answer: its C because 30 is greater than 3

Step-by-step explanation:

Helpppp please

The athletics director at Peter's school has created a phone tree that is used to notify team players in the event a
game has to be canceled or rescheduled. The phone tree is initiated when the director calls two captains. During
the second stage of the phone tree, the captains each call two players. During the third stage of the phone tree,
these players each call two other players. The phone tree continues until all players have been notified. If there are
50 players on the teams, how many stages will it take to notify all of the players?

Answers

Answer:

Pppppppppppppppppppppppppp

Express the relation in a table:(2,1),(4,5),(3,3),(1,(2)

Answers

9514 1404 393

Answer:

  see attached

Step-by-step explanation:

Once the data is entered into a spreadsheet, it is convenient to sort the table by the input values. The relation is unchanged, but it may be easier to work with that way.

The table is shown below.

Jillian wants to figure out how much water will fit inside the water tower that is by her house. So she wants to find the volume of the water tower. True False

Answers

Answer:

True

Step-by-step explanation:

The volume of an object is the amount of matter the shape can hold, so finding how much water the tank can hold is finding the volume of the tank.

Have a great day! Hope this helps!

Answer:

True hope this helps

The nationwide mean height of players on a high school basketball team is 71 in., with standard deviation of 5 in. A
random sample of 150 players was used to determine the range of reasonable means.

Answers

Answer:

Thov txim ntau heev, tab sis kuv zoo li ruam heev yog li kuv xav tau cov ntsiab lus no thov tsis txhob qhia kuv!

Step-by-step explanation:

Sorry guys new one thank you math people your the best you guys save my life :)

Answers

Answer:

2.0 is the correct answer

Step-by-step explanation:

hope it helps you

Solve: 3,125 = 5–10 + 3x x =

Answers

Answer:

5

Step-by-step explanation:

Answer:

The answers is 3 for Evaluate using the given value

The answers is 3,125=-5+3x for simplify the Matrix

Step-by-step explanation:

Please tell me if those ways are correct

And how did you want me to solve it

What is the area of KLM?

Answers

Answer:

A. 1,170 cm^2

Step-by-step explanation:

Answer:

The answer is A

What is the solution to Three-fourths a greater-than negative 16?
a greater-than negative 21 and one-third
a less-than negative 21 and one-third
a greater-than 21 and one-third
a less-than 21 and one-third

Answers

Answer:

A

Step-by-step explanation:

Either A or D, this question made me lose braincells, you should get a new teacher

Answer:

A

Step-by-step explanation:

I did the test :)

Use the quadratic formula to find both solutions to the quadratic equation
given below.
4X2 +5x + 1 = 0

Answers

Answer:

A and B are correct

Step-by-step explanation:

Sebastian says that the graph below shows the solution set of the inequality 2.5x≥−20. Do you agree?

Answers

Answer:

There is not a graph.

Step-by-step explanation:

You forgot to include the screenshots.

Determine the amplitude or period as requested. Amplitude of y=3 cos 1 2

Answers

Answer:

The amplitude is 3

Step-by-step explanation:

Given

The right function is:

[tex]y = 3 \cos(\frac{1}{2}x)[/tex]

Required

The amplitude

A sine function is represented as:

[tex]y =A \cos(Bx + C) + D[/tex]

Where

[tex]Amplitude = |A|[/tex]

By comparing:

[tex]y = 3 \cos(\frac{1}{2}x)[/tex] and [tex]y =A \cos(Bx + C) + D[/tex]

[tex]A= 3[/tex]

So:

[tex]Amplitude = |3|[/tex]

[tex]Amplitude = 3[/tex]

Hence, the amplitude is 3

does anyone do primavera online 8B i need help ASAP
lots of point

Answers

no I don't I'm sorry.....

3 units to the right of 8 answer

Answers

Answer:

11

Step-by-step explanation:

If you're at 8 and move 3 to the right in a number line, you would end up at 11.

Is this set of ordered pairs a function or not a function?
{(3, 2) (3,5) (4, 6) (7, 8)}

Answers

Answer:

Not a function

Step-by-step explanation:

The reason the ordered pairs are not a function is because there is no real equation that can get the correct x and y for each. Along with 3 being a x-value twice, which is also a key sign that it's not a function.

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