factoring trinomials 6n^2-56n-40

Answers

Answer 1

Answer:

Step-by-step explanation:

Use the Quadratic Formula to find the roots, i.e., the values of n for which 6n²-56n-40 = 0.

Factoring Trinomials 6n^2-56n-40
Answer 2

Answer:

2(n - 10)(3n + 2)

Step-by-step explanation:

Given

6n² - 56n - 40 ← factor out 2 from each term

= 2(3n² - 28n - 20) ← factor the quadratic

Consider the factors of the product of the n² term and the constant term which sum to give the coefficient of the n- term.

product = 3 × - 20 = - 60 and sum = - 28

The factors are - 30 and + 2

Use these factors to split the n- term

3n² - 30n + 2n - 20 ( factor the first/second and third/fourth terms )

= 3n(n - 10) + 2(n - 10) ← factor out (n - 10) from each term

= (n - 10)(3n + 2)

Thus

6n² - 56n - 40 = 2(n - 10)(3n + 2)


Related Questions

HURRYYY!!!!!
What is the measure of angle A?

Answers

Answer:

Angle A is 59.5 degrees

Step-by-step explanation:

i got you!

Answer:

∠ A ≈ 59.5°

Step-by-step explanation:

Using the sine ratio in the right triangle

sinA = [tex]\frac{opposite}{hypotenuse}[/tex] = [tex]\frac{BC}{AB}[/tex] = [tex]\frac{56}{65}[/tex], then

A = [tex]sin^{-1}[/tex] ( [tex]\frac{56}{65}[/tex] ) ≈ 59.5° ( to 1 dec. place )

can you graph this equation?
0.5s+4a=15
is it possible?​

Answers

Answer: look at the picture of you want me to solve s or a here

Step-by-step explanation: hope this help:)

(On right polynomial) help find equivalent (Left equivalent expressions)

Answers

Answer:

i

Step-by-step explanation:

i

Y=43,what type of line is this?what is its slope?

Answers

Answer:

y=43 is a horizontal line that has a slope of 0

Step-by-step explanation:

can anyone help me solve this equation?

Answers

Answer:

Step-by-step explanation:

y=-3/5x+3, (2,-4)

-4=-3/5(2)+b

b=-14/5

y=-3/5x-14/5

The diameter of a circle is 6 ft. Find its area to the nearest tenth.

Answers

The diameter of a circle is 6 ft. Find its area to the nearest tenth.28.274ft²Steps:

Formulas:

A= πr²

d= 2r

Solving:

A=14πd²=14·π·6²≈28.27433ft²

Hope I helped. :)

- Valenteer

(Please mark me as brainliest if this helped, that would be beneficial!)

(Thx for the points!)

Please help me with this

Answers

Answer:

Step-by-step explanation:

I think d :O if wrong sorry

355+480 is the same as 335+ ?

Answers

Answer:

355+480 is the same as 335+500

Step-by-step explanation:

355+480=835

835-335=500

∴355+480 is the same as 335+500

The quotient of a number and 6 decreased by 10 is equal to 2.​

Answers

Answer:

6

Step-by-step explanation:

x+6-10=2

x+6=12

x=12-6

x=6

hence the number is 6
(x/6)-10=2

The word “quotient” indicates division.

Which is the correct factoring and solutions?

2h² + 11h + 5 = 0

Show your work or not.​

Answers

Step-by-step explanation:

your answer would be the second light blue one

(2h+1)(h+3) x=-1/2,-5

What is the value of x?
Enter

X :

(Look at the photo)

Answers

Answer:

x = 20

Step-by-step explanation:

Each line creates a 180° angle on each side of it. Since these lines intersect, they have congruent angles. This means that these two quantities can be set equal to each other.

3x + 50 = 6x - 10

Solve by combining like-terms and isolating x. Move the 3x to the right by subtracting it from both sides.

50 = 3x - 10

Move the 10 to the left by adding it to both sides.

60 = 3x

Divide the 3 from both sides to isolate the x.

x = 20

Furthermore, this can be checked by plugging in 20 to x and seeing if the expression is true.

3(20) + 50 = 6(20) - 10

110 = 110


Which symbol goes in the box to make this number sentence true?
6x _x + x +
+x+x

Answers

Answer:

The right answer is = so C ig

A culture is tested for bacteria and has 1.3 million bacteria. The culture is then tested every 15 minutes and each time it is tested there are 3.5 times more bacteria. How many bacteria in millions will there be in the culture after 30 minutes? Round to the nearest hundredth.

Answers

Answer:

hi so i have the answer for the 1st one but not the second one.

the first one

16, 11, 6, 1, -4 is arithmetic

5/9, 5/3, 5, 15, 45 is geometric

and 1/2, 1,2,3,4 is neither

Step-by-step explanation:

help its so confusing

Answers

i’m guessing 120° LOL. the only other answer would be 60° but i think it’s 120

✨BRAINLIEST IF YOUR RIGHT✨

Answers

Answer:

a) 1cm

b) 2cm and 3 cm

c) the next set of blocks that would be added would be 4 and 10 cm

d) well each block is a centimeter each time you add a block it adds a centimeter.

e) well since we have ten we would put another 4 cm of bocks to make 14 squares

Step-by-step explanation:

What expression is equivalent to
P/3 + (3s + 7)

Answers

Answer:

(P+9s+21)/3

Step-by-step explanation:

hello :

P/3 + (3s + 7) = P/3 + 3(3s + 7)/3 = (P+9s+21)/3

what is the area of this figure?

Answers

Answer:

hi

Step-by-step explanation:

63,49,27,40,11,99,87,23,95,41 prime or composite please answer my question please help me I will give a mark breanlist please help me please I will give another points 50 points please!!!!!!!!!!?​

Answers

Answer:

63 composite

Step-by-step explanation:

it is composite

At a chemical factory, the basic week is 40 hours, during a particular week Mr. James earned a gross wage of $518.00, but $148,00 was for overtime. Calculate Mr. James' basic rate of payment

Answers

Answer:

his basic wage is  370 dollars since 148 is for overtime. Just subtract from the gross wage, and that is your answer.

Step-by-step explanation:

What number comes after quintillion?

Answers

Answer:

1 quintillion and 1.

Step-by-step explanation:

This is the number written out:

1000000000000000001

What is the measurement of angle B*
A
112
с
51

Answers

A? The angle is 197° and the measurement for c seems too short while the measurement for A is longer and seems like the same measurement as B

Andrew buys a laptop for $450. The store increases its purchase price by 40%? What is the new price of the laptop?

Answers

Answer:

630

Step-by-step explanation:

450 x 0.4 = 180

180 + 450 = 630

You can also do 450 x 1.4 = 630 because this will find the increased price with 140% of 450

HELP ME PLZ, I WILL U GIVE U 20 POINTS AND I WILL MARK U BARINLIEST! PLZ WORK THE ANSWER OUT PLZZZZ <3

Answers

Answer:

Q5) 7

Q6) 4

PLEASE MARK ME AS BRAINLIEST I REALLY REALLY NEED IT PLEASEEEEEEEEEEEEE <3

Step-by-step explanation:

Answer:

Q5) x = 7

Q6) Amy is 4 years old right now

Step-by-step explanation:

Q5)

3(x+2) = 27

3x+6 = 27

subtract 6 from both sides

3x = 21

divide both sides by 3

x = 7

Q6)

P = Patel's age now

A = Amy's age now

P = A+5

P+1 = 2(A+1)

substitute for P

(A+5)+1 = 2(A+1)

reduce

A+6 = 2A+2

subtract (1)A and 2 from each side

A = 4

check:

P=A+5 = 9

9+1 = 2(4+1)

10 = 10

Find the value of x.
7
60°

Answers

67 or 420 values and a number for a

The value of x is approximately (7√3) / 3.

Given that a right triangle with base = x and the perpendicular side = 7 and the reference angle is 60°, we need to find the value of x.

To find the value of x in a right triangle with a base of x and a perpendicular side of 7, and with a reference angle of 60 degrees, we can use the tangent function.

The tangent of an angle is defined as the ratio of the length of the side opposite the angle (in this case, 7) to the length of the side adjacent to the angle (in this case, x). So we have:

tan(60°) = 7 / x

Now, we can solve for x by multiplying both sides of the equation by x:

xtan(60°) = 7

To find the value of x, we need to know the value of tan(60°). The tangent of 60 degrees is √3. So we have:

x√3 = 7

To isolate x, we divide both sides of the equation by √3:

x = 7 / √3

To simplify the expression, we multiply both the numerator and the denominator by √3:

x = (7 / √3)(√3 / √3)

= (7√3) / 3

Therefore, the value of x is approximately (7√3) / 3.

Learn more about tangent functions click;

https://brainly.com/question/28994024

#SPJ2

A dinner is served at a wildlife fundraiser. The constant relationship between the number of people served at dinner n and the number of ounces of chicken used c is shown in the table below. Which equation can be used to represent the situation?

n 6 50 150
c 24 200 600
Select one:

n=4c

c=4n

c=6n

n=6c
help me!!

Answers

Answer:

C=4n

im sure this is the correct one

I am not very sure but I would say b

Alright last question this time 30 points gooo

Answers

Answer:10

Step-by-step explanation:

2+3+2+3

is

10

Find the product. - mnp (3 m - 5 n + 7 p ) -3 m2np + 5 mn2p - 7 mnp2 -3 mnp + 5 mnp - 7 mnp -3 m + 5 n2+ 7 p2 3 mnp - 5 mnp + 7 mnp

Answers

Answer:

9mnp

Step-by-step explanation:

Answer:

It's 3m - 5n + 7p lol

The figure has an area of 182 cm
Which equation can be used to find the
value of r?
A 18r + (14)(r) = 182
B 18r + -(14)(r) = 182
C 18r - -(14)(r) = 182
D 18r - (32)(r) = 182

Answers

Answer:

[tex]18r+\frac{1}{2}(14)(r)=182[/tex]

Step-by-step explanation:

Area of the composite figure ABCDE = Area of triangle ABE + Area of the rectangle BCDE

Area of triangle ABE = [tex]\frac{1}{2}(32-18)(r)[/tex]

                                  = [tex]\frac{1}{2}(14)(r)[/tex]

Area of rectangle BCDE = 18 × r

                                        = 18r

Total Area = [tex]\frac{1}{2}(14)r+18r[/tex]

Therefore, equation to get the value of 'r' will be,

[tex]18r+\frac{1}{2}(14)(r)=182[/tex]

Elyssa works as an assistant coach. She earns $10.95 per hour. How much will she get
paid if she works 7.5 hours next week?

Answers

Answer:

82.125

≈82.12 ( am not sure if it need to be estimated )

Step-by-step explanation:

1 hr -> 10.95

30m-> 5.475

10.95x7=76.65

76.65+5.475=82.125

                    ≈82.12 ( am not sure if it need to be estimated )

what is the stretch factor for the equation of the graph in part (c) of problem 8-45? write the exact equation of the function

Answers

45 I think, it’s 45,
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