kellencole7482 kellencole7482
  • 08-02-2024
  • Mathematics
contestada

If a,b are the roots of x²+x+1=0 then a²+b² is equal to
A. −1
B. 1
C. 0
D. 2

Respuesta :

Otras preguntas

why did henry 8 break with rome??????? plz help
Ammonium Phosphate (NH4)3PO4 is a strong electrolyte. What will be the concentration of all the ions in a 0.9 M solution of ammonium phosphate?
The five members of a band are getting new outfits. Shirts cost $12 each, pants cost $29 each, and boots cost $49 a pair. What is the total cost of the new outf
what is pie cubed divided by 546
Why do trains use steel wheels rather than rubber tires?                                                                 A) Steel wheels provide more grip, maki
can you make a quadrilateral with three ordered pairs?
Is this true or false? It's right by the end of World War I.The Serbian government, at least some of which had hoped that the assassination of Franz Ferdinand m
What is the equivalent decimal of 1 3/4
The diagram below represents the bright-line spectra of four elements and a bright-line spectrum produced by a mixture of three of these elements.Can someone he
Plants use nitrogen to make proteins. What is present in the soil that makes nitrogen directly available to plants? A. Air B. Water C. Sugars D. Bacteria