kkent61 kkent61
  • 04-04-2018
  • Mathematics
contestada

how many real number Solutions does the equation have in 0 equals -7x ^ 2 + 6x + 3

Respuesta :

kiaratatiana7p6mdlk
kiaratatiana7p6mdlk kiaratatiana7p6mdlk
  • 04-04-2018
- 7[tex]7 x^{2} + 6x + 3 = 0 
First step use cuadratic fomula
x = [-b +- \sqrt{ b^{2} -4ac } ]/ 2a[/tex]

a= -7
b=6
c=3
x = [-6 +- \sqrt{ 6^{2} -4(-7)(3) } ]/ 2(-7)
x = [-6 +- \sqrt{ 36 +84 } ]/ -14
x = (3/7 ) +( sqrt(30)/7)
x = (3/7 ) -( sqrt(30)/7)






Answer Link

Otras preguntas

Why were the colonists economically important to England
An efficient hunting-gathering mode of subsistence among our ancestors involved question 3 options: a.women providing a majority of the daily calories needed by
Is the 3 in the molecule a coefficient, subscript, or element? 3H₂O₂
Regan bought 10 shares of Apex Company for $35 each and later sold all of them at $30 each. This transaction resulted in what type of event? A. Capital profi
what does proportional mean?
How many solutions does the equation have? 2x + 3 = 4x + 2 A. No solutions B. One solution C. Many solutions
HELP ASAP PLS :-) Little confused :/ Complete the comparison: 17 > ? A. 17 B. 39 C. 18 D. 1
Which one is correct? a) A Carlos les encantan las papas fritas b) A Carlos les encantan le papas fritas c) A Carlos les encantan les papas fritas d) A Carlos
From the origins of the human species some 3 million years ago until about the year 1800, most people in the world lived in which type of societies
What are the coordinates of the vertex for f(x) = x2 + 6x + 13? plz help (4, 4) (−4, 4) (3, 4) (−3, 4)