How many (and of what nature) roots does the function have?

How Many (and Of What Nature) Roots Does The Function Have?

Answers

Answer 1

Step-by-step explanation:

(x+1) (x+4)

x * x make x^2

1 & 4 when multiplied make 4 and when added make 5


Related Questions

Please help it's for my sister

Answers

A and d is the one I would pick

please help me with maths. it's a standard form topic

The diameter of a bacteria species A is 1 micrometre long while bacteria B is 1 x 10^-3 the size of bacteria species A.

a) What is the diameter of bacteria species B in metres?

b) Based on your answer in (a), is the value obtained less than, greater than or equal to 1 nanometre?​

Answers

Answer:

Bacteria A has diameter size of 1 micrometer = 1 × 10⁻⁶ m

a) B is 1× 10⁻³ size of A:

1 × 10⁻⁶ * 1 × 10⁻³ = 1 × 10⁻⁹ m

b) 1 nanometer = 1 × 10⁻⁹ m

And bacteria B diameter size is equal to 1 nanometer

Complete the squares in order to write the equation of
the circle.
Then identify the coordinates of the center, and find the
radius.
x2 + y2 - 28% -10y + 220 = 0

Answers

I’m going to assume and hope that 28% is 28x.
Center:(14,5)
Radius:1

If a letter is randomly chosen, what is the probability of choosing the letter A?

Answers

Answer:

it depends on how many letters there are to choose from.

Answer:

if its out of the alphabet, the probability of choosing A is 1/26, or 3.85%

Step-by-step explanation:

There are 26 letters in the alphabet, and only one of them is A. So, a ratio for that could be 1/26. 1/26 as a percent is 3.85%. Hope this helps!

Or if you want to be really specific, 1/26 as a percent is 3.8462%.

Carla and Marci are having a competition to see who can learn finish typing their research first. Carla already has 2 pages finished and can type 2 pages per hour. Marci has just started typing and can type 3 pages per hour. After how many hours will Carla and Marci have typed the same amount?

Answers

Answer:

The answer is 2 hours, if that i wrong then put in 3 hours.

Step-by-step explanation:

You could juat write out a chart for every number, so 2+0, 4+3, 6+6, so two hours.

Answer:

After 2 hours

Step-by-step explanation:

Let the time is x.

Carla will type:

2x + 2

Marci will type:

3x

Since they will have typed the same number:

3x = 2x + 23x - 2x = 2x = 2 hours

please help!
decide whether the line it represents is parallel to p, perpendicular to p, or neither or these.

1) y=-3x+10
2) y-5= -1/3(x+2)
3) y=1/3x
4) -3x+y=1

Answers

Answer:

is this the whole question

Step-by-step explanation:

i need the answer as well

Which temperature is warmer, -6 or -9

Answers

Answer:

-9 is warmer

Step-by-step explanation:

because the lower the number the colder it is and the higher it is then the hotter it is

exercise equipment advertised at $2200 is sold on sale for $1950. What percentage discount is this

Answers

Answer: $2200 is sold on sale for $1950.

Step-by-step explanation:

Simplify: 6!*5!/4!*3!
5.5
600
55
60

Answers

Answer:

The answer to ur question is 600

Please help !!!!!!!!!!!!!!

Answers

C is the correct answer :)

If someone can do this i will give 50 points and brainliest pleasee ASAP

Answers

Answer:

1) Parellel because if she had sliced perpendicular, she would have gotten a square and a triangle.

2) Perpendicular because if she had sliced parallel, she would have gotten a (once more) square and a triangle.

1) First shape and Last shape (the cylinder and the cone).

2) First shape and Second shape (the pyramid and the cone).

1) This would be a cone - I included a picture of it.

2) This would be a triangular pyramid - I included a picture of it.

Answer:

The person above me is right

Step-by-step explanation:

The Australian government increased the number of marine sanctuaries. The protected area
now covers 1.2 million square miles of ocean. Express 1.2 million in scientific notation.
I NEED HELP ASAP!!!!

Answers

Answer:

c

Step-by-step explanation:

10x10x10x10x10x10=1000000x1.2=1200000

Write down the first even multiple of 7

Answers

Answer:

14

Step-by-step explanation:

multiples are the list of number that can be multiplied by a certain number.

list the multiples

make a chart

1 × 7 = 7 (odd)

2 × 7 = 14 (even)

the first even multiple is 14 (2×7)

Over 5 days, Kimberly sheared 300 sheep. How many would she be able to shear in 26 days?
What was her rate per day?

Answers

Answer:

Kim shears 1560 sheep in 26 days.

Her rate per day is 60.

Step-by-step explanation:

For 26 days:

[tex]\frac{5}{300} =\frac{26}{x} \\\\5x=7800\\x=1560[/tex]

For per day:

[tex]\frac{5}{300} =\frac{1}{x} \\\\5x=300\\x=60[/tex]

The shapes below are mathematically similar.
8 cm
20 cm
12 cm
х
Calculate the length of side x.​

Answers

Answer:

30cm

Step-by-step explanation:

Because of the polygon similarity postulate (PSP) 8/12=20/x

8/12=20/x

20/(8/12)=x

20*12/8=x

x=30 cm

The length of side x is 30 cm when the shapes below are mathematically similar.

To calculate the length of side x, we can use the concept of similarity between the shapes. When two shapes are mathematically similar, their corresponding sides are proportional.

8 cm corresponds to 20 cm

12 cm corresponds to x (unknown)

Using the concept of proportionality, we can set up the following equation:

(8 cm) / (20 cm) = (12 cm) / (x)

To find x, we can solve this equation:

Cross-multiplying:

8 cm * x = 20 cm * 12 cm

Simplifying:

8x = 240 cm²

Dividing both sides by 8 to isolate x:

x = 240 cm²/ 8

x = 30 cm

Therefore, the length of side x is 30 cm.

To know more about length click here:

https://brainly.com/question/28338905

#SPJ2

Which is larger, a pound or a kilogram? Explain your reasoning.

Answers

Answer:

kg

Step-by-step explanation:

1pound is 0.45kg

Answer:

Both pound and kilogram are units of measurement of weight or mass. A pound is an imperial unit of mass or weight. ... A kilogram (kg) is stated to be 2.2 times heavier than a pound (represented as lbs). Thus, one kilo of mass is equal to 2.26lbs. Step-by-step explanation:

Graph the system. Tell whether the system has one solution, no solution, or infinitely many solutions. y = –2x + 1 y = –2x – 3

Answers

Answer:

No solution.

Step-by-step explanation:

y = -2x + 1

y = -2x + 3

y can't be equal to two different values at once.

2+2=???
I'm having a lot of trouble solving this complex question and I'm not just giving away points trust me. will give brainiest have a nice day and remember you are valid ​

Answers

Answer:

4

Step-by-step explanation:

rllly

coefficient of 3+4x-7

Answers

-4(1-x) I think that’s the correct answer

Select each option that represents a proportional between x and y.
(50 points)
If get all correct (Brainliest)

Answers

Answer:

I think that is A and C and F

Nadia has £5 to buy pencils and rulers. Pencils are 8p each. Rulers are 30p each. She says “I will buy 15 pencils. Then I will buy as many rulers as possible. With my change, I will buy more pencils.” How many pencils and how many rulers does she buy?

Answers

Answer:

Total pencils: 17

Total rulers: 15

Step-by-step explanation:

"I will buy 15 pencils."

15 * 8p = £1.20

15 pencils

"Then I will buy as many rulers as possible."

£5 - £1.20 = £3.80

£3.80/30p = 12 remainder 20p

12 rulers

"With my change, I will buy more pencils.”

20p/8p = 2 remainder 4 p

2 pencils

Total pencils: 17

Total rulers: 15

7 Aiden volunteers on the weekend at the central ledbury as a school project to record how many people visit the library and where it go on Saturday 487 people went to the years between 446 people went to social issues 335 what do in literacy on Sunday the library thousand three hundred total visitors Basil Hayden have recorded on Saturday about how many people should be expected to go to social issues round your answer to the nearest whole number

Answers

Answer:

487?

Step-by-step explanation:

Melanie cuts a rectangle out of a piece of scrap paper as shown. She wants to calculate the angle measure of the piece that is left over. What is the measure in degrees?

Answers

Answer: The angle measure of the piece that's left over would be 36°.

please help. tap the photo to see the whole problem. thanks. ​

Answers

He didn’t multiply the equation by 1/2 in the second part so it threw his whole answer off. Hope this helps

How to solve for shaded area

Answers

Answer:

(a)  12.96 ft²

(b)  21.5 in²

Step-by-step explanation:

(a) For the first diagram

Area of the shaded region (A) = Area of Tripezium- area of circle

A = [1/2(a+b)h]-[πr²]............... Equation 1

Where a and b are the parallel side of the tripezium respectively, h = height of the tripezium, r = radius of the circle.

From the diagram,

Given: a = 15 ft, b = 6 ft, h = 12 ft, r = h/2 = 12/2 = 6 ft.

Constant: π = 3.14

Substitute these values into equation 1

A = [12(15+6)/2]-(3.14×6²)

A = 126-113.04

A = 12.96 ft²

(b) For the second diagram,

Area of the shaded region (A') = Area of square- area of circle

A' = (L²)-(πr²)............. Equation 2

Where L = lenght of one side of the square, r = radius of the circle

From the diagram,

Given: L = 2r = (2×5) = 10 in, r = 5 in

Substitute these values into equation 2

A' = (10²)-(3.14×5²)

A' = 100-78.5

A = 21.5 in²

Please help What is the distance between points (5, 2) and(-3,-4) on the coordinate
plane? *

Answers

Answer:

10 units

Step-by-step explanation:

Calculate the distance d using the distance formula

d = [tex]\sqrt{(x_{2}-x_{1})^2+(y_{2}-y_{1})^2 }[/tex]

with (x₁, y₁ ) = (5, 2) and (x₂, y₂ ) = (- 3, - 4)

d = [tex]\sqrt{(-3-5)^2+(-4-2)^2}[/tex]

  = [tex]\sqrt{(-8)^2+(-6)^2}[/tex]

  = [tex]\sqrt{64+36}[/tex]

   = [tex]\sqrt{100}[/tex]

    = 10

 

   

Ben loses 26% of this investment. He used to have 180 . How many does he have now?

Answers

Answer:

133.2

Step-by-step explanation:

26% * 180 = 46.8

180 - 46.8 = 133.2

Answer:

133.2

Step-by-step explanation:

Ben now has 74% of his investment left:

180 x .74 = 133.2

Ceci can drive 225 miles in 3 hours (Rate - 75)
How many hours does it take her to drive 1,125 miles?

Answers

Answer:

it'll take 15h for her to drive 1125 miles

Step-by-step explanation:

take 225 ÷ 3 then you get how many miles she drives in an hour which is 75

75 × 15 = 1,125

Write the number 6,800 in scientific notation.

Answers

Answer:

6.8*10^3

Step-by-step explanation:

Answer:

The answer is 6.8 × 103.

Step-by-step explanation:

I hope this helps! Have a great rest of your day!

10.A recipe that Kyleigh is making requires 3 pounds of flour. If Kylegh wants to triple the recipe,
how many ounces of flour will be needed?

Answers

Answer:

kayleigh will need 9 pounds of flour

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