alyg17 alyg17
  • 20-02-2019
  • Mathematics
contestada

Determine between which consecutive integers the real zeros of f(x)=x^3-3x+1 are located

Respuesta :

MrBillDoesMath MrBillDoesMath
  • 20-02-2019

Hello from MrBillDoesMath!

Answer:

See Discussion section below for details

Root 1:  -2, -1

Root 2: 0, 1

Root 3: 1, 2

Discussion:

From the attached plot, the the real zeroes are approximately

-1.8,   .3,   1.5

-2 < -1.8 < -1

0 < 0.3  < 1

1  < 1.5  < 2

The consecutive integers are shown in bold face

Out of curiosity, it's now 11:38am PST. Did you write the question from a public school room, a school computer lab,  or are you home tutored?

Thank you,

MrB

Ver imagen MrBillDoesMath
Answer Link

Otras preguntas

An elevator travels 117 feet in 6.5 seconds what is the elevators speed in a unit rate
. Differences in the rates of development between boys and girls are most noticeable between ages A. 6 and 8. B. 10 and 12. C. 5 and 6. D. 8 and 10.
A number is 7 more than the product of 6 and p
Is 5/8 more than 11/20
three friends earned more than $200 washing cars. they paid their parents $28 for supplies and divided the rest of money equally. write an inequality to find po
what are the four important socio-economic factors that could be considered for a career and study choices?
Is y=-13/6x+5/3 same as 13x+6y=10 ?
Tracheids and vessels together make up A. xylem. B. phloem. C. chloroplasts. D. a plant cell.
Simplify this expression: 19 – (–8) – (–14) = ? A. –7 B. –3 C. 41 D. 25
-7(8 + k) -56 + 7k -7k - 56 -7k + 56