Which of the following equations is quadratic?

A.) x(x^2 + 1) = 0
B.) 5(4x + 2) = 3
C.) (x + 3)(x + 4) = 5

Answers

Answer 1
It’s b pls brainiest me have a Good day

Related Questions


The perimeter of the triangular park shown on the right is 12x - 1. What is the missing length?

Answers

Answer:

6x-4

Step-by-step explanation:

c-the missing length

(2x+5)+(4x-2)+c = 12x-1

2x+5+4x-2+c=12x-1

6x+3+c=12x-1

6x+4+c=12x =>4+c=12x-6x =>4+c=6x => c=6x-4

What is the missing length? 6x-4

Lana cuts 2 pieces for every 7 inches from a dowel for a craft project, for a total of 10 pieces. What is the towels initial length?

Answers

Its 35 inches be cause they wanted you to cut the pieces in half an multiple it by 5

Find the distance between the two points.
(4,3)
✓ [?]
Enter the number that
goes beneath the
radical symbol.

Answers

Answer:  89 will go in the box

This means the exact distance between the two given points is [tex]\sqrt{89}[/tex] which approximates to roughly 9.4339811

===========================================================

Explanation:

To get that answer, we can apply the distance formula

(x1,y1) = (-1,-5) is the first point

(x2,y2) = (4,3) is the second point

Plug the coordinates into the distance formula

[tex]d = \sqrt{(x_1 - x_2)^2 + (y_1 - y_2)^2}\\\\d = \sqrt{(-1-4)^2 + (-5-3)^2}\\\\d = \sqrt{(-5)^2 + (-8)^2}\\\\d = \sqrt{25 + 64}\\\\d = \sqrt{89}\\\\d \approx 9.4339811\\\\[/tex]

--------------------------

Alternative Method:

You could also form a right triangle by adding the point (4, -5). The horizontal leg goes from (-1,-5) to (4,-5) which is a span of 5 units. The vertical leg goes from (4,-5) to (4,3) which is a span of 8 units. The hypotenuse is from (-1,-5) to (4,3) which is the distance we want to find.

After forming the triangle and determining the leg lengths, use the pythagorean theorem and you should get [tex]\sqrt{89}[/tex] as the length of the hypotenuse. As you can probably guess, the distance formula is effectively a slight rephrasing the pythagorean theorem.

whats the length of the third side? round to the nearest tenth if u need to

Answers

the length is seven (7)

[tex]\frac{3}{4}\alpha-1\frac{1}{5}=2\frac{3}{4}[/tex]

Answers

I DONT KNOW LOL PLS STOP CHEATING

No links need help ASAP

Answers

Answer:

≈10502.7

Step-by-step explanation:

Hi there!  

»»————- ★ ————-««

I believe your answer is:  

160π cubic units.

»»————- ★ ————-««  

Here’s why:

The formula for volume of a cylinder is:

[tex]V=\pi r^2h[/tex]

[tex]\boxed\text{Key:}\\\\[/tex][tex]\boxed{\text{Key:}}\\\\\text{R - Radius}\\\\\text{H - Height}[/tex]

⸻⸻⸻⸻

We are given:

The height of 10 units.The radius of 4 units.

⸻⸻⸻⸻

We will replace the 'r' with '4' and we will replace the 'h' with '10'.

⸻⸻⸻⸻

There are two ways to express the answer, either an exact answer in terms of pi or an approximation using 3.14 for pi.

For this answer, I will use the exact terms.

⸻⸻⸻⸻

[tex]\boxed{\text{Finding the Volume of the Cylinder:}}\\\\V=\pi 4^210\\\\-------\\\rightarrow V=4^2*10*\pi \\\\\rightarrow V=16*10*\pi\\\\\boxed{V=160\pi}[/tex]

The answer should be [tex]\boxed{160\pi\text{ units} ^3.}[/tex]

»»————- ★ ————-««  

Hope this helps you. I apologize if it’s incorrect.  

Is 13 the hypotenuse

Answers

Step-by-step explanation:

AC is not the hypotenuse. AB is the hypotenuse because its opposite the 90 deg angle

1. What shape is a normal distribution curve?

Answers

Answer:

bell-shaped curve

Step-by-step explanation:

A density curve is scaled so that the area under the curve is 1

i need help with geometry

Answers

Answer:

Step-by-step explanation:

60+20=80

Answer:

Step-by-step explanation:

sorry but i,m not sure

A six-sided number cube is rolled. Event A consists of rolling an even number. Event B consists of rolling a number greater than four. Match the correct sample space to each event.


1. {2, 4, 5, 6}
2. {1, 3, 5}
3. {5, 6}
4. {6}
5. {4, 5, 6}
6. {2, 4, 6)


A. Complement of A

B. Union of A and B

C. B

D. Intersection of A and B




ASAP!!!! PLEASE!!!!!​

Answers

Answer:

A-2

B-1

C-3

D-4

Step-by-step explanation:

Got it right on Edmentum

Answer:

A. 2

B. 1

C. 3

D. 4

Step-by-step explanation:

A.

A = {2, 4, 6}

Complement of A = {1, 3, 5}

Answer: 2

B.

A = {2, 4, 6}

B = {5, 6}

A U B = {2, 4, 5, 6}

Answer: 1

C.

B = {5, 6}

Answer: 3

D.

A ∩ B = {2, 4, 6} ∩ {5, 6} = {6}

Answer: 4

i need answer please answer​

Answers

Step-by-step explanation:

x+30°=180°{ straight angle}

x=180-30

x=150°

stay safe healthy and happy.

Answer:

150°

Step-by-step explanation:

BC is 180°

AOC is 30°

180°- 30° = 150°

I AM GIVING OUT BRAINIEST
do all those pls

Answers

Answer: 19, 18.71, 1. 19, 2. hundredth

Step-by-step explanation:

Round up as 7 is greater than 5, round up since 6 is greater than five, same as first

Some one plzzzz helpppp meeee

Answers

Answer: download photo math

Step-by-step explanation:

Multiply. Write your answer in simplest form. 3/8 x 5/7​

Answers

Answer:

3/8*5/7=15/56

The top and bottom shelves of a triangular shelving unit are similar triangles. The shortest and longest sides of the larger shelf are 16.5 inches and 22.5 inches long. (24 POINTS PLS HELP) The longest side of the smaller shelf is 15.75 inches long. How long is the shortest side of the smaller shelf?

A. 11.45 inches
B. 11.55 inches
C. 24.48 inches
D. 23.57 inches

Answers

Answer:

Its B

Step-by-step explanation:

It’s B I think 11.55 inches .

If two triangles are congruent, then all three___and all three___are congruent.

Answers

Answer:

Angles and Sides (or sides and angles, doesn't matter).

Step-by-step explanation:

Congruent triangles all have the same angle measures and side lengths.

Please mark me as brainliest!!!!!!!

What is the value of three to the fourth power?

Answers

The answer of three to the fourth power is 81

3x/2-x=x/6-2/3 plz help

Answers

Answer:

 =  − 2

Step-by-step explanation:

Answer:

x = -2

Step-by-step explanation:

mops and buckets are sold in a shop. 9 mops cost £72. the ratio of the cost of a mop to the cost of a bucket is 4:7. work out the cost of 6 buckets​

Answers

Answer: 52 pound because if it’s 4:7 7 add 4 = 11 divide that by 72 gets you 52

[tex]\frac{3}{4}-\frac{2}{3}[/tex]

Answers

Lcf= 12


So we’d have
9 - 8
———
12

1
—-
12

A die is rolled 600 times with the following results: It landed on one—102 times, two—97 times, three—100 times, four—105 times, five—92 times. What is the empirical probability of rolling an odd number?

Answers

Answer:

-496 and the odd number between -97 and -105

Tell whether 208 and 289 form a proportion

Answers

Answer:

You can tell if two fractions are proportional by using cross multiplication. Only equivalent fractions are proportional. To do this, multiply the denominator, the bottom number in the fraction, of the first fraction with the numerator, the top number in the fraction.

Step-by-step explanation:

Line t is mapped onto line m by a dilation centered at the origin with a scale factor of 2. The equation of line t is 3x-y=4. Determine and state an equation for line m.

Answers

9514 1404 393

Answer:

  line m: 3x -y = 8

Step-by-step explanation:

The dilation scale factor affects only the constant in a linear equation. The scaled lines are parallel to each other, so the slope, or ratio of coefficients, does not change.

3x -y = 4 scaled by a factor of 2 becomes 3x -y = 8.

ANSWER ASAP, FIND LENGTH OF MISSING SIDE USING PYTHAGOREOON THEOREM

Answers

Answer:

51?

Step-by-step explanation:

I am sorry if it's wrong

A2. Sarah and her friends went to jewelry store to buy matching bracelets. If they bought a
total of 7 bracelets that cost d dollars each and paid a total of $84, write and solve an
equation to represent how much one of the bracelets cost.

Answers

7d=84 so d=12 because you have to divide 7 from 84 to see how much each bracelet cost lol

what is -10+(-3/4)?
PLEASE answer
10 points

Answers

Answer:

the first

-10 3/4

Step-by-step explanation:

;3. i sure

What is the volume of this triangular prism

Answers

Answer:

hey you are in 9th Or 10th class

D. 504cm^3 is the answer

pls help me I will make u an brainest

Gaussville’s soccer team won 40% of their first 40 games. They went on to win
n games in a row. At this point, they had won 50% of the total games they had
played. What is the value of n?

(A) 4 (B) 10 (C) 12 (D) 8 (E) 9

Answers

Answer:

D) 8

Step-by-step explanation:

A is 45% win rate - incorrect

B is 52% win rate - incorrect

C is 54% win rate - inncorrect

D is 50% win rate - correct

E) is 51 win rate - incorrect

The value of N is 8.

Since Gaussville's soccer team won 40% of their first 40 games, and then they went on to win N games in a row, and at this point, they had won 50% of the total games they had played, to determine what is the value of N the following calculation must be performed:

40 x 0.4 = 16  40 + 4 /// 16 + 4 = 44 /// 20 40 + 10 /// 16 + 10 = 50 /// 26 40 + 8 /// 16 + 8 = 48 /// 24

Therefore, the value of N is 8.

Learn more in https://brainly.com/question/18296528

im not smart enough fo this

Answers

Can’t tell if your serious but it’s 3
4 and 1/2

1.5 x 3 = 4,5

Answer:

4 [tex]1/2[/tex] cups are needed for 3 batches.

Step-by-step explanation:

1 1/2 = 1.5

3*1.5 = 4.5

4.5 = 4 1/2

Have a nice day!

A right triangular prism and its net are shown below.
(All lengths are in centimeters.)

Answers

Answer:

A=4

B=6

C=8

D=10

SA=248cm

Step-by-step explanation:

SA=bh+(s1+s2+s3)H

=6×8+(6+4+10)10

248cm

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