SOMEONE PLEASE HELP....

SOMEONE PLEASE HELP....

Answers

Answer 1

Answer:

Step-by-step explanation:

[tex](3x+4)(x^2+px+5) \\=3x^3+3px^2+15x+4x^2+4px+20\\=3x^3+(3p+4)x^2+(15+4p)x +20[/tex]

since we know that [tex]x^2[/tex]  in this expansion is [tex]-23x^{2}[/tex]

thus [tex]3p+4=-23\\3p=-27\\p=-9[/tex]

Hope that helps!


Related Questions

.........................

Answers

Answer:

D

Step-by-step explanation:

The same line, two

<7+<8=180

Because <8=105

So,<7=180-105=75

♪Answer :

Given : -

<7 = <9

So, <7 = 75°

»Option (D.)

what is the worlds most hard math question

Answers

Answer:

9+(4x2)*8+3^4(5^7)

Step-by-step explanation:

Answer:

The Collatz Conjecture. Dave Linkletter. ...

Goldbach's Conjecture  Creative Commons. ...

The Twin Prime Conjecture. ...

The Riemann Hypothesis. ...

The Birch and Swinnerton-Dyer Conjecture. ...

The Kissing Number Problem. ...

The Unknotting Problem. ...

The Large Cardinal Project.

Step-by-step explanation:

A chemist is using 381 milliliters of a solution of acid and water. If 12.2% of the solution is acid, how many milliliters of acid are there?

Answers

Answer:

46.482 ml

Step-by-step explanation:

381 x 12.2% =

381 x   .122 = 46.482

PLS ANSWER AS QUICKLY AS POSSIBLE PLSSSSSSSS

Answers

Answer:120

DCA=25+35=60

X=DCA+60=60+60=120

Step-by-step explanation:

Membership in a digital library has a $5 startup fee and then cost $9. 95 per month memberships in a video streaming service cost $7. 99 per month with no start-up fee use vocabulary words to explain how this information could be used to write an expression for the total cost of both memberships After M months

Answers

Answer:

Step-by-step explanation:

Add the cost of the start fee with membership for 'M' months ans the video streaming service for 'M' months

Total cost = startup fee + cost of membership fee for 'M' months + cost of video streaming fees for 'M' months

C = 5 + 9.95M + 7.99M

C = 5 + 17.94M

What is 13/6 as a whole number?

Answers

Answer: 2 1/6

Step-by-step explanation: 13 divided by 6

Solve for x round to the nearest 10th

Answers

Answer:

x = 18.5

Step-by-step explanation:

sin0 = opp/adj

tan51 = x/15

tan51 • 15 = x

18.5 = x

What is the value of g(-4)?

OA -1
OB. 27
OC. 1
OD. -5

Answers

Answer:

the answer is -5 because of the addition of the numbers

Answer:

Hope this settles it for ya! XD

Step-by-step explanation:

g'day all!

Help me, please. Kindly explain it to me too. Thanks.​

Answers

Answer:

b - correspondinga - alternate interiord - verticalc - alternate exteriore - supplementaryb - corresponding

Step-by-step explanation:

This is basically a vocabulary question. Angle pairs around a transversal crossing a pair of parallel lines all have names. Those names are used to refer to different theorems about the relationships of the angles to each other. Once you understand the words being used, the vocabulary is easier to remember.

Linear Pairs and Vertical Angles

Angles formed where one line crosses another form a linear pair if they share a side and the non-shared sides are opposite rays. If they share a vertex, but not a side, they are vertical angles. The angles of a linear pair are supplementary: they total 180°. Vertical angles are supplementary to the same angle, so vertical angles are congruent. These relations hold anywhere lines cross.

__

Angle Names at a Transversal

Where a single line crosses two (parallel) lines, that line is called a "transversal". Four angles will be formed at each intersection. Some of those angles are between the (parallel) lines, so are referred to as interior angles. The ones that are not between the (parallel) lines are referred to as exterior angles. The angles are alternate if they are on opposite sides of the transversal, and they are consecutive, or same-side if they are on the same side of the transversal.

Angles that lie in the same direction from the crossing point (to the northeast, for example) are corresponding angles.

__

In your figure, we can identify the following pairs:

corresponding: (a, f), (b, g), (c, h), (e, i)alternate exterior: (a, i), (c, g)alternate interior: (b, h), (e, f)consecutive exterior: (a, g), (c, i)consecutive interior: (b, f), (e, h)vertical: (a, e), (b, c), (f, i), (g, h)linear pairs: (a, b), (a, c), (b, e), (c, e), (f, g), (f, h), (g, i), (h, i)

The theorems referenced above will tell you if and only if the lines are parallel ...

corresponding, alternate interior, alternate exterior angles are congruentconsecutive interior, consecutive exterior angles are supplementary (total 180°)

____

Using the above, we find the answers to your questions to be ...

  1. (a, f) - corresponding angles (b)

  2. (b, h) - alternate interior angles (a)

  3. (h, g) - vertical angles (d)

  4. (c, g) - alternate exterior angles (c)

  5. (a, c) - supplementary angles (e)

  6. (e, i) - corresponding angles (b)

_____

Additional comment

In the above, we put (parallel) in parentheses, because these same definitions apply where the crossed lines may not be parallel. The relevant angle relationships can be used to determine if the lines are parallel or not. For example, if "corresponding" angles are congruent, the lines will be parallel. If "consecutive interior" angles do not total 180°, the lines cannot be parallel.

These same relationships hold in geometric figures, such as rectangles, trapezoids, parallelograms. For example, each side of a parallelogram is a transversal crossing a pair of parallel lines (the adjacent sides). Sometimes, you're asked to prove particular angle relationships in these figures. You can often do so by making use of the angle theorems related to parallel lines.

Evaluate the expression when c=4 and d=18
d-28/c

Answers

Answer:

11

Step-by-step explanation:

Plugin the value of c =  4 &  d = 18 in the expression.

[tex]d-\dfrac{28}{c}=18-\dfrac{28}{4}\\\\\\=18 - 7\\\\= 11[/tex]

PLEASE HELP WITH GRAPH LAST QUESTION I NEED ​

Answers

Answer:

[tex]\sf g(x) = -1(x+3)^2 -2[/tex]

Explanation:

[tex]\sf original \ graph: \ y=-x^{2}[/tex]

the graph is translated 3 units to the left and 2 units down.

vertex: (-3,-2) point: (-1,-6)

[tex]\sf so \ new \ graph :[/tex]

[tex]\sf y = a(x-h)^2 +k[/tex]

[tex]\sf -6 = a(-1-(-3))^2 -2[/tex]

[tex]\sf -6 = 4a -2[/tex]

[tex]\sf 4a = -4[/tex]

[tex]\sf a = -1[/tex]

[tex]\sf equation:[/tex]

[tex]\sf y = a(x-h)^2 +k[/tex]

[tex]\sf y = -1(x+3)^2 -2[/tex]

✩ original graph: y = -x²

the graph is translated 3 units to the left and 2 units down.

✩ vertex: (-3,-2) point: (-1,-6)

[tex]\large{{\bold{ \underline{ \underline{ \overline{ \overline{ \pink {so \: new \: graph :}}}}}}}}[/tex]

↠y = a (x - h)² + k

↠-6= a(-1-(-3))² - 2

↠-6 = 4a - 2

↠4a = -4

↠a = 1

[tex]\large{{\bold{ \underline{ \underline{ \overline{ \overline{ \pink {equation :}}}}}}}}[/tex]

↠y = a (x - h)² + k

↠y = -1(x+3)² - 2

What is the slope of the line through (0,4) and (-7,-8)

Answers

The slope of the line is m = 12/7

Cubic bins with closed tops are used to transport melons to the farmers market. The edge length of each bin is 1. 5 m. What is the surface area of the outside of one of the bins? Drag and drop the correct answer into the box. Response area m².

Answers

Cube has all six faces as square. The surface area of the outside of one of the bins is 13.5 m².

What is the surface area of the cube?

The surface area of the cube is the sum of the area of all the sides of the cube. All the six sides of the cube are made of the same size square, therefore, the surface area of the cube is 6s², where s is the length of its single side.

As it is given that the melons are kept in cubic bins whose top is closed, therefore, the cubic bin will have all six sides, with the length of the side as 1.5m.

We know the formula for the surface area of the cube, therefore, the surface area of the cubic bin is equal to the surface area of the cube with side 1.5m,

[tex]\text{Surface area of the cube} = 6s^2[/tex]

                                     [tex]= 6(1.5)^2\\\\= 6 \times 2.25\\\\=13.5\rm\ m^2[/tex]

Hence, the surface area of the outside of one of the bins is 13.5 m².

Learn more about Cube:

https://brainly.com/question/945825

How would you label this angle?

A) ∠C

B) ∠B

C)∠A

D) none of these

Answers

Answer:

B: Acute

Please make me brainiest

Answer:

B) ∠B

Step-by-step explanation:

We'll name the given acute angle as either ∠ABC or ∠B. This is because, 'B' is the vertex of the given angle, i.e., AB & AC share the same common point → 'B'. Hence, ∠B is the correct option.

Hope it helps ⚜

9. Simplify the expression:
6(-5n+7)
Show work

Answers

Consider the word phrase "2 apples". This is the same as "2 of apples". Mathematically you could write: 2×apples or even 2a.This is exactly the type of thing you have when you write:6(−5n+7)This is the same as:  6of (−5n+7)Lets write this out in full:(−5n+7)+(−5n+7)+(−5n+7)+(−5n+7)+(−5n+7) (−5n+7)Write this as: (−5n−5n−5n−5n−5n−5n)(7+7+7+7+7+7) As you can see, we have 6 of each Giving[−(6×5)×n]+[6×7]=−30n+42

How do I solve this?

Answers

Answer:

Given:

A ∆ with an exterior angle :116° & two interior angles 7x+6 & 4x

To find :

The value of angle 7x+6

Solution:

we know that ,

The measure of an exterior angle of a triangle is equal to the sum of the measures of the two non adjacent interior angles of the triangle.

so,

[tex]7x + 6 + 4x= 116 \\ 11x + 6 = 116 \\ 11x = 116 - 6 \\ 11x = 110 \\ x = 110 \div 11 \\ x = 10[/tex]

so ,the measure of green angle would be

[tex]7x + 6 \\ placing \: the \: value \: of \: x \: as \: 10 \\ 7 \times 10 + 6 \\ = 70 + 6 \\ = 76[/tex]

Verification:

To verify our answer ,the sum of the resultant value of green angle and 4x should be 116°(the exterior opposite angle)

so,

[tex]7x + 6 + 4x = 116 \\ 7 \times 10 + 6 + 4 \times 10 = 116 \\ 70 + 6 + 40 = 116 \\ 76 + 40= 116 \\ 116 = 116 \\ \\ hence,\: verified[/tex]

Solution:

Note that:

Green angle = 7x + 64x + 7x + 6 + (180 - 116) = 180

Simplify the equation to find x.

4x + 7x + 6 + (180 - 116) = 180=> 11x + 6 + (64) = 180=> 11x + 70 = 180=> 11x = 180 - 70=> 11x = 110=> x = 110/11 = 10

Substitute the value of x into the measure of the green angle.

7x + 6=> 7(10) + 6=> 76°

The measure of the green angle is 76°.

I need help please thanks

Answers

Answer:

149.5

Step-by-step explanation:

if im wrong then dam.n

dont mind my dirty chromebook just answer the question

Answers

Answer:

the 3rd

Step-by-step explanation:

Find the volume of the following cylinder. (Use pi=3.14) V=\ cm.

Answers

V = π r² h

= 3.14 × 8 × 8 × 15

= 3014.4 cm³

NEED ANSWERS ASAP PLEASE

Answers

I am pretty sure it is 65.48535.

First we need to find the area of the circle. If the diameter is 4.3, the radius would be 2.15. 2.15 to the power of 2 is 4.6225. That times pi is 14.51465.

So now we need to find the area of the rectangle which obviously is 80. Now we subtract the area of the circle. 80 - 14.51465 = 65.48535.

Our answer is 65.48535

Anyone can help? Will give brainlist. I need this done before tomorrow :(​

Answers

Answer:

A - 17.576

Step-by-step explanation:

All we have to do is replace s with 2.6!

V = s^3

v = 2.6^2

v = (2.6)(2.6)(2.6)

v = 6.76 * 2.6

v = 17.576

So, the volume of the cube is 17.576 feet! :)




Drag each tile to the correct box. Not all tiles will be used.

A baker is experimenting with a new brand of yeast. He bakes his first batch of bread using the old brand of yeast that he usually uses and a

second batch using the new brand of yeast.

Aſter baking both batches of bread, he compares the height, texture, and taste of each batch.

Match the terms with the correct descriptions in the context of this scenario.

height, texture, and taste

second batch

first batch

the baker

new brand of yeast

old brand of yeast

control group

>

response variable

explanatory variable

Answers

Answer:

Step-by-step explanation:

control group/ first batch

Response variable/ height,texture,and taste

Explanatory variable/ new brand of yeast

The terms with the correct descriptions are;

1. control group/ first batch

2. Response variable/ height,texture,and taste

3. Explanatory variable/ new brand of yeast

What is an experiment?

An experiment is a technique used to confirm or deny a hypothesis, as well as assess the likelihood or effectiveness of something that has never been tried before. Experiments refers to what happens when a specific factor is modified, which sheds light on cause-and-effect relationships.

We are given that baker is experimenting with a new brand of yeast. He can bakes his first batch of bread using the old brand of yeast that he usually uses and a second batch using the new brand of yeast.

Since baking both batches of bread, he compares the height, texture, and taste of each batch.

The terms with the correct descriptions in the context of this scenario are;

1. control group/ first batch

2. Response variable/ height,texture,and taste

3. Explanatory variable/ new brand of yeast

To learn more about experiments refer to:

brainly.com/question/25303029

#SPJ7

Albert was asked to list four decimals
between 0.25 and 0.50. What are four
decimals Albert may have written? Please help

Answers

Answer:

1. 0.35

2. 0.49

3. 0.36

Step-by-step explanation:

This works because just choose any number between 25 and 50 and add a 0. behind it.

Answer:   0.30 0.40 0.49 0.29

Step-by-step explanation:

all you need to do is list decimals that are above 0.25 and below 0.50

Managers at a company rate employee's on performance and attitude and find that an employee's attitude depends on their performance. They find a linear relationship and the line of best fit is y = 11. 7 1. 02x. If the performance rating increased by 2 points what would happen to the attitude rating?.

Answers

The performance rating increased by 2 points 2.04 would happen to the attitude rating.

What is the equation of the line?

The slope and the intercept values are given, the equation of a line can be found easily. So, it is also known as the slope and intercept form.

The standard form to represent the equation of a line is as follows:

Given

Managers at a company rate employees on performance and attitude and find that an employee's attitude depends on their performance.

They find a linear relationship and the line of best fit is y = 11. 7 + 1.02x.

The performance rating increased by 2 points what would happen to the attitude rating is;

[tex]\rm = 1. 02 x\\\\=1.02 \times 2\\\\= 2.04[/tex]

Hence, the performance rating increased by 2 points 2.04 would happen to the attitude rating.

To know more about the equation of line click the link given below.

brainly.com/question/11597999

what is 6.729 x 8.3 (show ur work thanks)

Answers

Answer:

55.8507

Step-by-step explanat

55.8507 is the answer

hope i helped ;D

What are the variables in the
expression below?
Заb - 5а + 4b – 8
A. 3,-5, and 4
B. only b
C. a and b
D. only a

Answers

C

Because the letters a and b are variables

Sketch each line and write the equation

Can someone help me with this?​

Answers

Answer:

y = 3/2 x 3 or y = 3 x 3/2

Step-by-step explanation:

Step-by-step explanation:

place a point on 3 on the y-axis. From that point raise up 3 and 2 to the right qn place a point. Connect the two lines together to get your answer

help!!! will give brainliest

Answers

Answer:

I am not 100% sure but I believe the answer is the first one.

-16z+10y=-4

Step-by-step explanation:

Factor completely 3x2 x 7. (3x 1)(x 7) (3x 7)(x 1) Prime (3x 4)(x 3).

Answers

The given expression is irreducible or prime in nature.

Given expression is

[tex]3x^2+x+7[/tex]

What is a discriminant?

The discriminant tells us whether there are two solutions, one solution, or no solutions.

Since Discriminant of this quadratic function is,

[tex](1)^2-4*3*7=-83[/tex] , negative

So factors without imaginary terms are not possible.

Thus given expression is irreducible or prime in nature.

To get more about factors refer to,

https://brainly.com/question/1245504

3/m = 45/50 HELP THIS IS HARD, WILL GIVE BRAINLIST IF CORRECT ANSWER AND ANSWERED RIGHT

Answers

Step-by-step explanation:

Simplify for m by using algebra.

Divide each side by 3:

[tex] \frac{3m}{3} = \frac{0.95}{3} [/tex]

[tex] m = \frac{19}{60} [/tex]

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