Find the zeros
[tex]x^3+8x^2-20x+48[/tex]

Answers

Answer 1

Answer:

Graph each side of the equation. The solution is the x-value of the point of intersection.

x≈−10.37392996

Step-by-step explanation:

Find The Zeros[tex]x^3+8x^2-20x+48[/tex]

Related Questions

your friend finds the volume of the pyramid. is your friend correct? explain your reasoning


Just say yes or no.

Answers

Answer:

Yes

Step-by-step explanation:

whats 5 plus 10 multiply by 2 then 75

Answers

Answer:

105

Step-by-step explanation:

Answer:

1505

Step-by-step explanation:

5 + 10 × 2 × 75

1505

A field biologist collects 220 butterflies and moths. He collects 4 butterflies for every moth. How many butterflies and how many moths does he collect?​

Answers

44 moths 176 butterflies 220/5 x 4 = 176
176 + 44 = 220

Plz help this is due today NO LINKS OR GROSS PICTURES OR I Will REPORT And please show work

Answers

Answer: 8 is the total volume i think pls dont judge me if im wrong

Step-by-step explanation:

On May 14, 2008, Winning Brew ran the horse race at
the Penn National Race Course, Grantville, Pa with a
record speed at 70.76 km/h.
Convert the speed to miles per hour.
Use this conversion factor as needed:
mile = 1.61 kilometers.
Round your answer to the hundredths place.

Answers

43.95

divide the KM speed with 1.61 because 1 mile equals 1.61 KM

If x=-4 what is the value of the following expression?

2x^2 +3x -2

18
12
-22
-46

Answers

Answer:

i think it's -46 but i don't know srry if this does not help

Step-by-step explanation:

Assume you have five candidates for recruitment and their scores on interview and job knowledge test is below. The interview is measured on scale of 1-25 points and job knowledge is measured on a scale of 1-100 points. Based on the scores of these two tests for the five candidates, who would you select as a finalist. Please note that you need to use the method we used in class to find out the finalist for selection. Describe the answer with the appropriate calculations as we did in the exercise in class.

Answers

Answer: Hi your question is incomplete below is the missing part

Candidate  Interviewscore   Job Knowledge        Test Score

Frank.             14                             89

Sally               21                              77

Lilly                20                              75

Peter              17                               82

Jordyn           19                                80

Answer :  Select Sally because she has the highest Test score

Step-by-step explanation:

For Franck :

Interview score / 25 =  14 / 25  = 0.56

Job knowledge score = 89 /100 = 0.89

Test score = 0.56 + 0.89 = 1.45

For Sally

interview score = 21 / 25 = 0.84

Jon knowledge = 77 / 100 = 0.77

Test score = 0.84 + 0.77 = 1.62   ( Highest test score )

Repeat the same procedure for Lilly , Peter and Jordyn

Lily test score = 1.55

Peter test score = 1.5

Jordyn test score = 1.56

conclusion : select Sally as a Finalist

An election ballot asks voters to select four city commissioners from a group of fourteen candidates. In how many ways can this be done ?

Answers

The answer of the question is 48

Given f(x)= . What is Limit of f (x) as x approaches negative 1?

–2
–1
1
2

Answers

Answer:

-1

Step-by-step explanation:

The limit of a function f(x) as x tends to 'a' is obtained by substituting the value of a into f(x)

Here, f(x) = x ; as x - - > - 1

Limit of f(x) = - 1

what number between 121 and 149 is exactly divisible by both 3 and 5

Answers

Answer:

135

Step-by-step explanation:

135 by 3 is 45

by 5 is 27

Answer:

135

Step-by-step explanation:

135 ÷ 5 = 27

135 ÷ 3 = 45

hope this helps


HELP HELP HELP HELP

What is the equation of the trend line in the scatter plot ?

Answers

Answer:

The equation for the trend line is y=2x-10

A circle has a radius of 4 inches. What is
the circumference?
A.25.12 inches
B.12.56 inches

Answers

Answer:

4 x 3.14 x 2 = 25.12 inches

Step-by-step explanation:

Formula of circumference:

3.14(pi) x 2(the number is just always there when finding circumference) x radius(half of your diameter or just your given radius).

u = 9i – 6j
v = 7i + 4j
A) 63.43°
C) 173.66°
B) 109.48°
D) 101.31°

Answers

9514 1404 393

Answer:

  A)  63.43°

Step-by-step explanation:

The two vectors in polar form are ...

  u = (√(9²+6²))∠arctan(-6/9) = √117∠-33.69°

  v = (√(7²+4²))∠arctan(4/7) = √65∠29.74°

The angle between the two vectors is ...

  29.74° -(-33.69°) = 63.49°

What is the answer for -6d < 24

Answers

9514 1404 393

Answer:

  d > -4

Step-by-step explanation:

Divide both sides of the inequality by -6. That requires the sense of the comparison to be reversed.

  (-6d)/(-6) > (24)/(-6)

  d > -4

Explain briefly in a few sentences an outline of how you would use this figure to prove that ACD is a square .

Answers

Answer:

A square simply has 4 sides and Abcd=4 and the entire angle adding is 180

Step-by-step explanation:


A cylinder has a height of 6 meters and a diameter that is 6 times the measure of the height. Using 3.14 for pi, which of the following can be
used to calculate the volume of the cylinder? (6 points)

Answers

Answer:

The volume of the cylinder is 6,104.16 square meters.

Step-by-step explanation:

Given that a cylinder has a height of 6 meters and a diameter that is 6 times the measure of the height, to determine, using 3.14 for pi, which of the following can be used to calculate the volume of the cylinder, the following calculation must be done, knowing that the volume of a cylinder is determined by multiplying Pi by the height by the radius squared, and that the diameter of a circle is twice its radius:

3.14 x 6 x (6x3) ^ 2 = X

18.84 x 18 ^ 2 = X

18.84 x 324 = X

6,104.16 = X

Therefore, the volume of the cylinder is 6,104.16 square meters.

Answer:

(3.14)(18m)2(6m)

Step-by-step explanation:

I took the test

You want to open a checking account at your local bank which offers two options. A standard checking account charges $6 each month plus $.25 for each check written. A select checking account charges $4.50 each month plus $.50 for each check written. Which system of equations can be used to determine the number x of checks that must be written in a month in order for the total charges y for the two checking accounts to be the same?

Answers

Answer:

The total charges for the two checking accounts will be the same after 6 checks written.

Step-by-step explanation:

Since I want to open a checking account at my local bank which offers two options, a standard checking account that charges $ 6 each month plus $ 0.25 for each check written, and a select checking account that charges $ 4.50 each month plus $ 0.50 for each check written, to determine which system of equations can be used to determine the number X of checks that must be written in a month in order for the total charges Y for the two checking accounts to be the same, the following calculation must be performed:

6 + 0.25X = Y

4.5 + 0.5X = Y

6 + 0.25x5 = Y

4.5 + 0.5x5 = Y

6 + 1.25 = Y = 7.25

4.5 + 2.50 = 7

6 + 0.25x6 = Y

4.5 + 0.5x6 = Y

6 + 1.50 = Y = 7.50

4.5 + 3 = 7.50

Therefore, the total charges for the two checking accounts will be the same after 6 checks written.

Which factor would credit card companies most likely use to determine an
applicant's creditworthiness?
A. Number of children
B. Political party
C. Primary language
D. Yearly income

Answers

Answer:

I think the anwser is

D. Yearly income

HOPE IT HELPED

Robert is lying on the ground, looking at the top of a flagpole. The angle of elevation to the top of the flagpole is 25°. What is the height of the flagpole if the distance from his eyes at the ground to the base of the flagpole is 200 ft?



A.85 ft
B.181 ft
C.93 ft
D.429 ft

Answers

i think the answer is b

1) Find the circumference and area of each circle:
a)
b)
10 ft
6 cm
or
C
A=

Answers

Answer:

a] Radius of circle = 10 feet

Circumference of circle = 94.2 feet (Approx.)

Area of circle = 314 feet² (Approx.)

b] Radius of circle = 6 cm

Circumference of circle = 37.68 cm (Approx.)

Area of circle = 113.04 cm² (Approx.)

Step-by-step explanation:

Given:

a] Radius of circle = 10 feet

b] Radius of circle = 6 cm

Find:

Circumference an area for both circle

Computation:

Circumference of circle = 2πr

Area of circle = πr²

a] Radius of circle = 10 feet

Circumference of circle = 2(3.14)(10)

Circumference of circle = 94.2 feet (Approx.)

Area of circle = (3.14)(10)²

Area of circle = 314 feet² (Approx.)

b] Radius of circle = 6 cm

Circumference of circle = 2(3.14)(6)

Circumference of circle = 37.68 cm (Approx.)

Area of circle = (3.14)(6)²

Area of circle = 113.04 cm² (Approx.)

The ages in years of 10 teachers of a school are : 32, 41, 28, 54, 35, 26, 23, 33, 38, 40. What is the range of ages of the teachers?

Answers

Answer:

The range is 31

Step-by-step explanation:

Range is highest number - lowest number.

The highest number is 54 and the lowest is 23.

54-23=31

write the equation for a parabola with a focus at (-3,-5) and a directrix at x=-7

x=​

Answers

Answer:

hope this helps

Step-by-step explanation:

equation for a parabola is:

What is parabola?

The parabola is the locus of points in that plane that are equidistant from both the directrix and the focus.

Given: focus= (3,-5), directrix at x =-7.

To find equation of parabola we will use distance formula,

√(x+7)²=√(x+3)² + (y+5)²

(x+7)²=(x+3)² + (y+5)²

x²+14x+49= x²+9+6x + (y+5)²

8x + 40 = (y+5)²

x= (y+5)²/8 -5

Hence, the equation of parabola is x= (y+5)²/8 -5

Learn more about equation of parabola here:

https://brainly.com/question/4025891

#SPJ2

i need help on this question

Answers

Answer: B I think...

Step-by-step explanation: Sorry if im wrong

Answer:

A

Step-by-step explanation:

Average rate per hour = 18 / 3 or 6

if we want to find how many miles the hot air balloon will travel in 3/4 of an hour we multiply average distance by time

So our answer = 3/4 * 6

3/4 * 6 = 4.5

Therefore in 3/4 hour the hot air balloon will have traveled 4.5 miles.

• What is the difference? Complete the equation.
–30 – (-10) =
?

Answers

The answer to the question is -20

PLEASE HELP ME: a tea infuser is a right pyramid 7.9 cm tall. it's base is a rectangle 3.0 cm long and 15 cm wide. to make 1 cup of tea, the infuser must be 80% filled with tea. how many cups of tea can you make with a 100 ml tea container if you use this?

Answers

Answer:

Full volume is:

V = 1/3lwh V = 1/3*30*15*7.9 = 1185 cm³

80% of the volume of the infuser:

1185*0.8 = 948 cm³

We know 100 ml = 100 cm³

Number of cups:

948/100 ≈ 9.5 cups

If you need a whole number then the answer is 9 cups

Note: The length of 3.0 cm doesn't make sense so changed it to 30 cm

THIS IS DUE IN LIKE 5 MINUTES I WILL GIVE YOU BRAIN THING IF ITS CORRECT PLEASE HELP NO LINKS THIS IS VERY IMPORTANT I WILL GIVE YOU BRAIN THING IF ITS CORRECT

Answers

a. 30 sixth graders

b. 12 sixth graders

c. If the school has 40 students and the total of students is 70, the number of sixth graders is x

d. 36 students

You tell your 3 friends that you are going to a magic show. It turns out, in an amazing coincidence, they each
have tickets to the same magic show. The dissapointing part is that all 4 of you are sitting in different places at
the event. During the show, the magician asks for 4 brave volunteers. If you and all of your friends raise your
hands as well as 16 other audience members for a grand total of 20 volunteers.
What is the probability that you and your 3 friends will be selected. Write your answer as a simplified
fraction.

Answers

Answer:

[tex]\frac{1}{4845}[/tex] probability that you and your 3 friends will be selected.

Step-by-step explanation:

A probability is the number of desired outcomes divided by the number of total outcomes.

In this question, the order in which the volunteers are chosen is not important, which means that the combinations formula is used to solve this question.

Combinations formula:

[tex]C_{n,x}[/tex] is the number of different combinations of x objects from a set of n elements, given by the following formula.

[tex]C_{n,x} = \frac{n!}{x!(n-x)!}[/tex]

Desired outcomes:

You and the 3 friends(4 people), from a set of 4. So

[tex]D = C_{4,4} = \frac{4!}{4!0!} = 1[/tex]

Total outcomes:

20 people from a set of 20. So

[tex]T = C_{20,4} = \frac{20!}{4!16!} = 4845[/tex]

Probability:

[tex]p = \frac{D}{T} = \frac{1}{4845}[/tex]

[tex]\frac{1}{4845}[/tex] probability that you and your 3 friends will be selected.

Which series is convergent? Check all that apply.
Sigma-summation Underscript n = 1 Overscript infinity EndScripts StartFraction 2 n Over n + 1 EndFraction
Sigma-summation Underscript n = 1 Overscript infinity EndScripts StartFraction n squared minus 1 Over n minus 2 EndFraction
Sigma-summation Underscript n = 1 Overscript infinity EndScripts (one-fifth) Superscript n
Sigma-summation Underscript n = 1 Overscript infinity EndScripts 3 (StartFraction 1 Over 10 EndFraction) Superscript n
Sigma-summation Underscript n = 1 Overscript infinity EndScripts StartFraction 1 Over 10 EndFraction (3) Superscript n

There are 2 correct answers

Answers

Answer:

Step-by-step explanation:

c

A line has a slope of -5 and has a point of (-2,2) and (-1, -3). Write the equation for the line in slope intercept form.

Answers

9514 1404 393

Answer:

  y = -5x -8

Step-by-step explanation:

The y-intercept can be found from ...

  b = y -mx

Using the first point, we have ...

  b = 2 -(-5)(-2) = -8

Then the slope-intercept equation is ...

  y = mx + b . . . . . . . . for slope m and y-intercept b

  y = -5x -8

Answer:

the answer is

y=-5×-8

Step-by-step explanation:

:))

Help me I need help ASAP pls

Answers

Answer:

Step-by-step explanation:

-37/4

Answer: 2 1/4

Step-by-step explanation: 5 + 3/4 -3 = 1/2 5 - 3 = 2

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