leslieemoralesss leslieemoralesss
  • 11-03-2021
  • Mathematics
contestada

We want to find the zeros of this polynomial:
p(x) = (2x^2 – 9x + 7)(x - 2)

Respuesta :

Witcher3
Witcher3 Witcher3
  • 14-03-2021

p(x) = (2x² - 9x + 7)(x - 2)

2x² - 9x + 7 = 0 or x - 2 = 0

x = 2

a = 2, b = -9, c = 7

Delta = (-9)² - 4 * 2 * 7 = 81 - 56 = 25

x = (-(-9) - 5)/(2 * 2) = 4/4 = 1

x = (-(-9) + 5)/(2 * 2) = 14/4 = 3,75

Answer Link

Otras preguntas

How are medieval hospitals similar to 18th century hospitals
need help on geomtry
Does Microsoft supply needs. wants, or both? Explain.
Find the exact value of tan A in simplest radical form.
The purpose of the 1787 Constitutional Convention was to revise the
The ratio of carbon-14 to nitrogen-14 in an artifact is 1:7. Given that the half- life of carbon-14 is 5730 years, how old is the artifact? Definitely will be g
The personnel director for Electronics Associates developed the following estimated regression equation relating an employee's score on a job satisfaction test
how enslavers "controlled" the enslaved people.​
Helpp me please!! I need it knowwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwww
Después de llorar, Ana se enojada. O ponía puso