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

Compare the two box plots below. Which of the following statements is not true

Answers

Answer:

C.

Step-by-step explanation:

Millie has an interview for a job. She is driving to the interview. There are 3 sets of traffic lights on her route. There is a fifty/fifty chance of the lights being red or green.


What are the chances of Millie getting 3 consecutive green lights?

Answers

Answer: 0.125

Step-by-step explanation:

Since there is a fifty/fifty chance of the lights being red or green, therefore, the chances of Millie getting 3 consecutive green lights will be:

= (50%)³

= 0.5³

= 0.5 × 0.5 × 0.5

= 0.125

Therefore, the probability is 0.125

show me dialogue story​

Answers

Answer:

huh?

Step-by-step explanation:

Which step would be used in the proof of the Pythagorean Theorem illustrated below?
a
a
b
o division of areas
o addition of areas
o squaring of areas
multiplication of areas

Answers

Answer:

addition of areas

Step-by-step explanation:

Uncle Eddie asked Mckenna and Lara to order 46 new wheels for 18 skateboards and bicycles in his repair shop. How many bicycles and how many skateboards are in Uncle Eddie’s shop?

Answers

Answer:

The Correct Answer is: 15 bicycles and 6 skateboards.

Step-by-step explanation:

I'm sure it is that one. No Doubts.

can sb pls answer this for me im having a really hard time

Answers

The answer to A) is .0062 cents per inch

hghgh heres another, i'll upload two more questions so that way im not nagging anyone to help me out^^

Answers

Answer:  D) 38 square cm

A slightly more accurate value is 38.28 cm^2, when using pi = 3.14

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

Explanation:

The vertical height of the rectangle is 4 cm, which forms the diameter of the semicircle. The diameter cuts in half to 4/2 = 2, which is the radius.

The area of a full circle with radius r = 2 cm is approximately pi*r^2 = 3.14*2^2 = 12.56 square cm.

Cut that in half to get (12.56)/2 = 6.28 square cm. This is the approximate area of the semicircle.

--------

The area of the rectangle is length*width = 6*4 = 24 square cm.

The triangle has its bottom portion of 4 cm (because 10-6 = 4) and its height is 4 cm, so we get the triangle area of base*height/2 = 4*4/2 = 8 square cm.

The last thing we do is add up all the results we got:

6.28 + 24 + 8 = 38.28

That rounds to 38 square cm when rounding to the nearest whole number.

50 PTS!!!!
PLEASE LOOK AT THE SCREENSHOT AND ANSWER:
Which kind of model best describes this set of data?

Answers

Answer:

that is the correct answer

Its quadratric data

QU | RT. Find TU.
Help plz...No links!! I will report!!

Answers

Answer:

34

Step-by-step explanation:

We solve the above question using Triangle Proportionality Theorem

This states that:

TU : TS = QR : RS

TU/TS = QR/RS

TU = ?

TS= 17

RS = 13

QR = 26

Hence,

TU/7 = 26/13

Cross Multiply

13 × TU = 17 × 26

TU = 17 × 26/13

TU = 17 × 2

TU = 34

Therefore, TU = 14

Mrs.Smith stacked 6 cubes on top of one another to make a tower. If the tower is sitting on the floor, how manyof the cubes faces can Mrs.Smith see?

Answers

Answer: 25 faces

Step-by-step explanation:

Given

6 cubes are stacked over each other

Mr. Smith wants to count the number of faces  

The faces which are in contact with each other are not visible to Mr. smith i.e. there will be 5 cubes with only 4 faces available and only one cube with 5 faces available, that is placed on the top.

No of visible faces

[tex]\Rightarrow 4\times 6+1\quad \quad [\text{6 cubes with 4 faces visible+face of top cube}]\\\Rightarrow 25\ \text{faces}[/tex]

Complete the table using division to figure out the ratios that are equivalent to 40/28.

? ? 40
? ? 28

Answers

Answer:

[tex]\frac{40}{28} =\frac{20}{14} =\frac{10}{7}[/tex]

Step-by-step explanation:

[tex]\frac{40}{28} =\frac{20}{14} =\frac{10}{7}[/tex]

first divide both the numerator and the dnominator by 2,

then by 4.


Show by a rough sketch that there are four points which are at a distance of 2cm from the
given line AB and 3cm from the point A.

Answers

Answer:

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

Step-by-step explanation:

Any one know???????????

Answers

50 , 180-130=50 so it needs 50 to reach 180

A canister contains 12 ounces of flour. When the canister is full, it holds 6 times as much flour.

How many ounces of flour does the canister hold when it is full?

Answers

Answer:

72

Step-by-step explanation:

Answer:

72

Step-by-step explanation:

Given A canister = 12 ounces of flour. When full = 6 times more.

To find: How many ounces of flour does the canister hold when it is full?

Solution: With the given data, all that is needed to be done in order to find how many ounces can be held by the canister at its full potential, simply multiply the given data:

12 × 6 = 72

Hence, the canister can hold 72 ounces of flour when it is full.

Ray is late for work but would like to drink some coffee before he leaves. The coffee in the pot is too hot, so Ray puts 20 small ice cubes in a mug before pouring in the coffee. The ice cubes measure 1 cm per side. The mug is cylindrical and has a height of 9 cm and a base of 7 cm. What is the volume of the coffee that will fill the mug after the ice cubes have been added (round to the nearest whole number)?

A) 113 cm3.
B) 326 cm3.
C) 346 cm3.
D) 424 cm3.

Answers

Answer:

V,cube = sidelength^3

V,cube = (1 cm)^3

V,cube = 1 cm^3

Since there are 20 ice cubes, V = 20 cm^3

V,cylinder = pi * r^2 * h

V,cylinder = 3.14 * 3.5^2 * 9

V,cylinder = 346.185 cm^3

This is the volume of mug when full.

Since 20 cm^3 is allotted for the ice cube, thus,

346.185 - 20 = 326.185 cm^3

Yes it's B.

Hope this helps~ `u`

Step-by-step explanation:

MRK ME BRAINLIEST PLZZZZZZZZZZZZZ

The correct answer is b 326 cm3

match like terms
3x^4
6x
-8

Answers

Answer:

Step-by-step explanation:

two like therms have the same literal part

3x^4 and 6x^4

6x and -8x

-8 and 3

Answer:

3x^4 ↔ 6x^4

6x ↔ -8x

-8 ↔ 3

Step-by-step explanation: i took the test !

which system of equations is represented by the graph?​

Answers

Answer:

the second one

Step-by-step explanation:

15 pts, Solve a right triangle. Please write your answers as it says on the mandate, Thanks!

Answers

Hence,

Hence, EG = 5√2

And, FG = 5√6

Hope it helps you. Please don't mind my rude handwriting. Just pretend it get bent due to a cyclone.

Solve each log equation for real solutionslogx 81 =2

Answers

Answer:

x=9

Step-by-step explanation:

You would change it to x^2 = 81 which is 9.

x=9. The log value is the same as the base in exponential form and the value on the opposite side of the equal sign is the exponent. So you can rewrite the equation as, x^2=81. 9^2=81 so x=9

HELP QUICK PLEASE

• he can buy calculators 1 at a time for $9.88
• he can buy calculators in packages of 8 for $68.88

In the past his median class size has been 28 students in the inter-quartile range of his class sizes have been for students he wants to pay the lowest possible price and have enough calculator so each pair of students will most likely have one calculator to share

Which statement best describes the number of calculators Mr. Benson should buy and how much would he spend

A. Mr. Benson should buy 13 calculator since his median class size is 28 and he probably won’t have more than 30 students he can buy 15 calculators for $138.04.

B. Mr. Benson should buy 15 calculator since his median class size is 28 and he probably won’t have more than 30 students he can buy 15 calculators for $148.20.

C. Intervention should buy 16 calculators in his median class size is 28 and he probably won’t have any more than 32 students he can buy 16 calculators for $137.76

D. Mr. Benson should buy 16 calculator since his median class size is 28 and he probably won’t have more than 32 students he can buy 16 calculators for $158.08

Answers

Answer:

A

Step-by-step explanation:

19 Which of the following is equivalent to 2(12-6n+9)- Z(n? - En+9)? =1 19 Ο Σ(n- 32 =10 19 Ο Σ(n-32 19 Ο Σ(n+ 3)? =10 19 Ο Σ(n+ 3)?


EDGE ASAP!!!!​

Answers

Answer:

B if its right i better get brainly list or a follow on ig

Step-by-step explanation:

1nspired_jay

Answer:

Correct answer is A

Step-by-step explanation:

When solving the inital problem you get 1405

Solved problems:

A: 1405

B: 1466

C: 3145

D: 3410

Therefore the correct answer is A

a box contains 44table tennis balls having same shape and size.Among them 33 are black and remaining balls are red .two balls are drawn randomly one after another without replacement show the probability of all posible outcomes in a tree diagram.

Answers

Answer:

The probability that both balls are red is 5.81%, that one is red and one black is 38.36%, and that both are black 55.81%.

Step-by-step explanation:

Given that a box contains 44 table tennis balls having the same shape and size, and among them 33 are black and remaining balls are red, if two balls are drawn randomly one after another without replacement, to show the probability of all possible outcomes the following calculations must be done:

Red + red:

11/44 + 10/43 = 0.25 x 0.2325 = 0.0581

Red + black:

11/44 + 33/43 = 0.25 x 0.7674 = 0.1918

Black + red:

33/44 + 11/43 = 0.75 x 0.2558 = 0.1918

Black + black:

33/44 + 32/43 = 0.75 x 0.7441 = 0.5581

19.18 x 2 = 38.36

Therefore, the probability that both balls are red is 5.81%, that one is red and one black is 38.36%, and that both are black 55.81%.

NEED ANSWERS!!!!!!!!!!

Answers

Answer:

(1,0) and (3,0)

Step-by-step explanation:

The roots are always shown where the parabola crosses the x-axis.

In this particular graph, the parabola crosses at (1, 0) and (3, 0). Which means the roots are:

x = 1 and x = 3

(Placeholder because it won’t let me ask anymore questions before I answer some)

A hotel swimming pool is made up of four semicircles and a square. Find the perimeter of the swimming pool. Round your answer to the nearest tenth. The perimeter is about yards.

Answers

Answer:

75.4yd

Step-by-step explanation:

Find the diagram attached

Perimeter of the figure = perimeter of the 4 semicircles

Perimeter of a semicircle = πd/2

d is the diameter of the semicircle = 12yd

Perimeter of a semicircle = 3.14(12)/2

Perimeter of a semicircle = 37.68/2

Perimeter of a semicircle = 18.94yd

Perimeter of the 4 semicircles = 4 * 18.94

Perimeter of the 4 semicircles = 75.36yd

Hence the perimeter of the swimming pool to nearest tenth is 75.4yd

Can someone plz help me on this I’m bad at doing these plz I bed u I beg u plz

Answers

Answer:

I'm sorry me dont know kfnkdks

Answer:

A

Step-by-step explanation:

Area of the rectangle

A = base x width = 8 x 6 = 48 cm^2

Area of the triangle

A = (base x height)/2 = (6 x 4)/2 = 12 cm^2

two semicircles are equal to a circle

radius = diameter / 2 = 3/2 = 1.5 cm

A = radius^2 x pi = 1.5^2 x pi = 7 cm^2  (round to the nearest whole number)

total area

48 + 12 + 7 = 67 cm^2

Somone help me with this

Answers

Answer:

112

Step-by-step explanation:

V= lwh /3

= 7·6·8 /3

=112

find the value of x - please help!

Answers

Answer:

x=32

Step-by-step explanation:

you have to solve by taking the interior angle of polygon

If the surface area of a sphere is 484π, what is the radius?

Answers

Answer:

6.21 is the radius I believe

Step-by-step explanation:

Answer:

It would be 11.

Step-by-step explanation:

The equation for the surface area of a sphere is 4πr^2, so lets reduce the answer to get the value of r, the radius.

484π = 4πr^2

Divide by π

484 = 4r^2

Divide by 4

121 = r^2

Lastly, square root each side

11 = r

r is 11.

4x + 11y = -3 and -6x = 18y - 6 (substitution method)

Answers

Answer:

-3 + -6= -9

because there is answer given

I will pick you to be a brainlist and give you 100 points

Answers

Answer:

its b

Step-by-step explanation:

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