jhemmi jhemmi
  • 03-06-2016
  • Mathematics
contestada

Use the discriminant to find the number of real roots in Y = x^2 – 6x + 9

Respuesta :

whiskeyo
whiskeyo whiskeyo
  • 03-06-2016
So discriminant is being counted from that equation:
b^2-4ac = 36-36 = 0

As discriminant is 0, then there is just 1 root -> -b/2a = 6/2 = 3.
Answer Link

Otras preguntas

A cycle in which a person loses weight, gains it back, and loses it again is known as a. calorie restriction. b. anorexia. c. yo-yo dieting. d. bulimia.
Answer please thank you
which word most likely refers to a person?
What is the percent of change from 100 to 27? 73% decrease 77% decrease 77% increase 73% increase
What would be the benefits and drawbacks for Puerto Rico if it became a U.S. state?
a triangular shape has an area of 70 square inches the height is 8 and three fourths what is an equation for this answer
Which of the following industries is an example of the part of the economy known as the service sector?
John Bunyan was imprisoned because he was an Anglican minister. t/f
The mrna codon CUU could mutate to C___ and still code for leucine, which could be a neutral mutation. What is the blank?
how many racial groups existed in Latin america during the 18th century