Factor the following trinomial:

Factor The Following Trinomial:

Answers

Answer 1

Answer:

D

Step-by-step explanation:

Given

n² - n - 42

Consider the factors of the constant term (- 42) which sum to give the coefficient of the n- term (- 1)

The factors are - 7 and + 6 , since

- 7 × + 6 = - 42 and - 7 + 6 = - 1 , then

n² - n - 42 = (n - 7)(n + 6) ← in factored form

Answer 2

Solution :-

Given,

n^2 - n - 42

We need to factorise it.

So let's start !!

Two factors are -7 and 6.

Therefore,

n^2 - 7n + 6n - 42 n (n - 7) + 6 (n - 7) (n - 7) (n + 6)

Related Questions

Parallel lines never intersect, therefore, there is one solution

Answers

Answer:

Step-by-step explanation:

If parallel lines don't intersect, then there can't be any solutions. An intersection represents a solution.

If this is a true false question, the statement is false.

Easton needed to get his computer fixed. He took it to the repair store. The technician
at the store worked on the computer for 3.25 hours and charged him $196 for parts.
The total was $342.25. What was the cost of labor, per hour?

Answers

Answer:

if i did all the math right it is $45 and hour

Step-by-step explanation:

$342.25 - $196 = $146.25

$146.26 ÷ 3.25 = $45. so $45 an hour

I have no clue how to start this !! Please help

Answers

Answer:

Should be obtuse

please answer if you know the answer

Answers

Answer:

2:5, 5:2

Step-by-step explanation:

Lets use 30 and 12. 12 divided by 30 is 0.4, which reduced is 2:5, or u can write 0.4. Thats oil to flour

But opposite numbers for flour to oil, bc of common sense.

Hope this helps(would be appreciated if you mark this answer brainliest bc need for lvl up. )

2:5 i think is for the first one

HELP!! I have been stuck on these questions forever! Im having to multiply or devide in scientific notation. Im having to find the sum or difference. I will mark brainiest.

Answers

these are extremely easy, let me tell you how to do them. You always have to do the question in the parentheses first, so for number 17 it would be 7 times the 10 power 7. When I say power, it’s the little number at the top of the whole number. You have to do 10 times 10 times 10 times 10 times 10 times 10 times 10. Then you get 10 million (10,000,000) now you do 10 million times 5, which is 5 million. So number 17 is 5 million. Now you can do the rest of them the same. When you have decimals, make sure to line them up. Good luck! Feel free to ask me any questions.

HELP! WILL GIVE BRAINLIEST AND 100 POINTS

Cade and Tyce both tried to find the missing side of the right triangle.


A right triangle is shown. The legs are labeled 6 and 9. A right angle is labeled in between them.

Cade's Work Tyce's Work

a2 + b2 = c2 a2 + b2 = c2

62 + b2 = 92 62 + 92 = c2

36 + b2 = 81 36 + 81 = c2

b2 = 45 117 = c2

Square root b squared equals square root 45. Square root 117 equals c squared.

b ≈ 6.71 10.82 ≈ c

Is either of them correct? Explain your reasoning.

Answers

Answer: a2 + b2 = c2 a2 + b2 = c2 is correct

Step-by-step explanation:

reason being:

if a2 and b2 are in the equation that would make c2 a2 rational and when the number is rational thats automatically easy to know the area and square root and thats the key! the questions states the spuare root and area which makes it all easy to know that the correct one is a2 + b2 = c2 a2 + b2 = c2.

(Hopes this helps)

Step-by-step explanation:

Answer:

Tyce is correct because you are finding the hyphenous and not the missing side.

Step-by-step explanation:

I also did the work to double check and I got the same answer as Tyce.

what is this area? marking brainliest

Answers

Answer:

57in^2

Step-by-step explanation:

Divide the shape into 2 recatngles.

Imagine a line cuts away a rectangle of length 12in by width 4in. from a square  of length (12-9)in. and width (7-4)in

This gives you 2 different shapes

Find their area

Rectangle one has an area of = 12in x 4in = 48in^2

Square has an area of = (12-9) in x (7-4) in = 3x 3 inch = 9in.^2

Find their sum to find the area of the whole compound shape:

48+9 = 57in^2

Hope this helps

i need help with this. find m1 and m2. justify your answer​

Answers

Answer:

m<2= 101; m<1=79

Step-by-step explanation:

angle 1 is corresponding to the 79 degree angle

angle 2 is supplementary from 79 degrees

Help me find the answer
Tan 0 and Cot O ​

Answers

Answer:

Step-by-step explanation:

we can say the angle is also +45° going in the clock wise direction.  so take Tan(45)= 1

Cot(45) = 1

b/c  Tan(45) = Sin(45) /Cos(45) = ([tex]\sqrt{2}[/tex]/2) / ([tex]\sqrt{2}[/tex]/2)   ofc that's just 1

b/c Cot(45) = Cos(45) / Sin(45) , which is the same as above 1

Find the volume of the figure

Answers

Answer:

A = 189.25

Step-by-step explanation:

A = πr²

15 x 10 = 150

5 x 5 x 3.14 = 78.5

78/2 = 39.25

You divide by 2 because it's half of a circle.

150 + 39.25 = 189.25

Let me know if this helps!

Given that a 12 foot long piece of steel pipe weighs 5 pounds per foot, how much does it weigh in kilograms per meter?

1 pound - 0.454 kilograms.

1 foot - 0.305 meters.

A: 6.34 kg/m

B: 6.84 kg/m

C: 7.44 kg/m

D: 7.94 kg/m

Answers

Answer:

b

Step-by-step explanation:

if you add it all together that's the answer hope this helps!

A rocket is launched into the air. The height h(t), in yards, of the rocket is a function of time, t, in seconds, as shown in the following table.

What is the rocket's average rate of change from 3≤t≤6 in yards/second?
Enter your answer as a number, like this: 42

Answers

Answer:

From 3 to 6 seconds, the rocket is falling 11 yards per second.

Step-by-step explanation:

Normal pace of progress is exactly the same thing as the slant. Since this is explanatory, we can't track down the specific pace of progress as we could if this were a straight capacity. Be that as it may, we can utilize a similar thought. At the point when t = 3, h(t) = 33, so the organize point is (3, 33). At the point when t = 6, h(t) = 0, so the facilitate is (6, 0). Attachment those qualities into the incline recipe:  

m= 0-33/6-3 and m=-33/3 which is 11  

From 3 to 6 seconds, the rocket is falling 11 yards each second.

Brainliest?

. What is the value of x in the figure? * 1 point Captionless Image A. 180 B. 90 C. 40 D. 8

Answers

The correct answer is A
I believe that it is B.90

Solve for [tex]x:logx 37 = 2[/tex]

Answers

x^2=37 ===》 x = + radical 37( acceptable )

===》 x = - radical 37(unacceptable)

can someone pleasee help, il choose brainliest if best

Answers

Answer:true false true true

Step-by-step explanation:

Answer:

true

false

true

true

A train travels 60 miles in 30 minutes. How long will it take (in minutes) for the train to travel 180 miles?

Answers

Answer:

It will take 90 minutes for the train to travel 180 miles.

Step-by-step explanation:

180 ÷ 60 = 3

3 × 30 = 90

Answer:

90 minutes

Step-by-step explanation:

60+60+60=180

30+30+30=90

Solve the system using elimination.
y=-x-3
y=x2-15

Answers

Answer:

X=4, y=-7

Step-by-step explanation:

To use elimination method, you want to cancel x or y when adding the equations together. So let’s multiply the first equation by -2

2(y)=2(-x-3)

2y=-2x-6

——————

add above equation 2y=-2x-6

to second equation    Y=2x-15

add together.           3y=-21

                                   Y=-7

—————————————-

solve for x by substituting y value (7) into either equation

y=-x-3

-7=-x-3

-4=-x

4=x

A dartboard has a diameter of 30 inches. What are its radius and circumference?

Answers

Answer:

radius = 15 in.

circumference = 94.2 in.

Step-by-step explanation:

radius = diameter/2 = 30 in./2 = 15 in.

circumference = (pi)d = 3.14 * 30 in. = 94.2 in.

A 1200 kg car and a 2400 kg car are lifted to the same height at a constant speed in a auto service station. Lifting the more massive car requires ____ work.

Answers

to be honest with you, I dont know

The work required to lift the massive car of 2400 kg is more than lifting the car with 120 kg

What is Work?

Work is defined as the energy that is applied to or removed from an object by applying force along a displacement. For a constant force acting in the same direction as the motion, the work is defined as the product of the force's magnitude and the distance traveled. The dimensions of work is

ML²T⁻² and the SI unit of work is Joule

Work = Force x Distance

The SI unit for work is the joule (J), or newton meter ( Nm ). One joule equals the amount of work that is done when 1 N of force moves an object over a distance of 1 m

Given data ,

Let the work required to move the 2400kg car be W₁

Let the work required to move the 1200kg car be W₂

Now , the force in moving the 2400 kg car = F₁

The value of F₁ = 2400 ( a )

And , the force in moving the 1200 kg car = F₂

The value of F₂ = 1200 ( a )

where a is the acceleration

Let the distance moved be height H

Now , the work W₁ = Force x Distance

Substituting the values in the equation , we get

W₁ = 2400 ( a ) H

And , W₂ = 1200 ( a ) H

Now , W₁ > W₂

Hence , the work required to move 2400 kg car is greater

To learn more about work click :

https://brainly.com/question/9678365

#SPJ6

I WILL GIVE BRAINLIEST.

Answers

I’m not exactly sure but I think the answer is 5 times n equals 1.75 or 5n=1.75

For Problems 1-3, use the grid to the right.

1. What is the sum of column A?

2. What is the product of column B?

What is the product of column C?

Answers

Answer:

1. -5

2. -24

3. 0

Step-by-step explanation:

Sum means addition.

Product means multiplication.

A negative times a negative will give you a positive.

Anything times zero is zero.

1. -2 + 5 + (-8) = -5

2. -1 * -4 * -6 = -24

3. 10 * 0 *-9 = 0

Jackson wraps a gift box in the shape of a right rectangular prism. The figure below
shows a net for the gift box.
14 cm
9 cm
9 cm
13 cm
9 cm
9 cm
13 cm

Answers

Answer:

14cm is the correct answer

What is the slope of a line that is perpendicular to the
line shown on the graph?



Answers

Answer:

-4

Step-by-step explanation:

you flip the ratio from the original line

In the triangle below, which equation can be used to solve for x?

Answers

Answer:

file?

Step-by-step explanation:

Which of the ratios below is equivalent to 1:8? Select all that apply.
A) 16:2
B) 3:24
C) 4:12
D) 5:40
E) 7:56

Answers

Answer:

B) 3:24

D) 5:40

E) 7:56

Step-by-step explanation:

3x8= 24

3:24= 1:8

5x8= 40

5:40= 1:8

7x8= 56

7:56= 1:8

Round these numbers to whole numbers: 287.32 901.8 12.0913442 6,843.36 37.9

Answers

Answer:

287 902 12 6843 38

Step-by-step explanation:

.5 or higher rounds up

Answer:

287

902

12

6843

38

Step-by-step explanation:

Find S7of the sum of the geometric series.a1=−4374,a7=−6,r=1/3
Group of answer choices

A. −6568

B. −6583

C. −6563

D. −6534

Answers

Answer:

The sum of the first 7 terms in the geometric sequence is -6558

Step-by-step explanation:

s7 refers to the sum of the first 7 terms of the geometric sequence

To calculate the sum of terms, we use the sum of terms formula

We have this generally given as;

Sn = a(1-r^n)/(1-r)

a refers to the first term, given as a1 which is -4374

r is the common ratio which is 1/3

n is the number of terms, which is 7

substituting these values;

s7 = -4374(1-(1/3)^7)/(1-1/3)

s7 = -4374(1-(1/3)^7)/2/3

s7 = (3 * -4374)/2 * (1- (1/3)^7

s7 = -6561 * (1-1/2187)

s7 = -6561 * (2187-1)/2187

= -6561 * 2186/2187

= -6558

Mr. Yasin paid a total of 9.43 to buy three boxes of cereal. If he paid 3.99 for the 1st box and 2.97 for the 2nd box how much did Mr. Yasin pay for third box of cereal?
$4.72, 2.47, 6.96, or 3.54

Answers

Answer:

$2.47

Step-by-step explanation:

Pretend if Mr. Yasin didn't pay for the 3rd box, find out how much he had left after paying for the first 2 boxes.

9.43 - 3.99 - 2.97 = 2.47

Hailey is designing a new board game, and is trying to figure out all the possible
outcomes. How many different possible outcomes are there if she rolls a fair die in
the shape of a pyramid that has four sides labeled 1 to 4 and spins a spinner with four
equal-sized sections labeled Red, Green, Blue, Orange?

Answers

Given:

Numbers on die = 1, 2, 3, 4

Colors on board = Red, Green, Blue, Orange (equal sized sections)

To find:

The number of different possible outcomes are there if she rolls a fair die in the board.

Solution:

According to the given information,

The total possibilities for numbers = 4

Total possibilities for colors = 4

Total possibilities = Possibilities for number × Possibilities for colors

                             = [tex]4\times 4[/tex]

                             = [tex]16[/tex]

So, total 16 possible outcomes are there if she rolls a fair die in the board.

Let Red=R, Green=G, Blue=B, Orange=O, then list of total possible outcomes is:

{1R,1G,1B,1O,2R,2G,2B,2O,3R,3G,3B,3O,4R,4G,4B,4O}

Therefore, the total possible outcomes are 16 and the lies of outcomes is {1R,1G,1B,1O,2R,2G,2B,2O,3R,3G,3B,3O,4R,4G,4B,4O}.

Answer: 8

Step-by-step explanation:

i saw one like the answser it said do 4 x 4 and got 16 then i answer it and got it wrong so i did 4 plus 4

¿Qué altura tiene un poste que proyecta una sombra de 21 metros, al mismo tiempo que una persona de 1.75 metros de estatura lo observa y proyecta una sombra de 1.35 metros?

Answers

Respuesta:

27,22 metros

Explicación paso a paso:

Dado :

Sombra del poste = 21 metros

Altura de la persona = 1,75 metros

Sombra de la persona = 1,35 metros

Altura del poste =?

Usando la relación:

Altura de la persona / sombra de la persona = altura del poste / sombra del poste

1,75 / 1,35 = x / 21

Cruz multiplicar

1,35 * x = 1,75 * 21

x = (1,75 * 21) / 1,35

x = 27,22

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