allisonzawodny6272 allisonzawodny6272
  • 13-06-2018
  • Mathematics
contestada

What are the zeroes of f(x) = x2 − 2x − 3? (1 point)?

Respuesta :

crisforp
crisforp crisforp
  • 13-06-2018
We have f(x) = 0;
Then x^2 - 1 - 2x - 2 = 0;
(x - 1)(x + 1) - 2(x + 1) = 0;
(x + 1)(x - 1 - 2) = 0;
(x + 1)(x - 3) = 0;
x + 1 = 0 or x - 3 = 0;
x = -1 or x = 3;
The zeroes of f are -1 and 3.
Answer Link

Otras preguntas

please help!!! I am so confused
Why has the tension between India and Pakistan become a global concern? A. Fear that the conflict will spread throughout the region B. Religious differences co
According to Karl Marx, what would be capitalism’s downfall?
Socialization can be considered a generic social process that is composed of several sub-processes. what are these sub-processes and what are the preconditions
what effect does meiosis have on the chromosome number of a cell
Does anyone know how to do this?? Its Spanish indirect and direct objects. I just dont understand it.
what is 3a2(ab2+b2) =
18 POINTS!!!! DONT COMMENT RANDOM STUFF I WILL REPORT YOU! Which statement about the American principle of equality is true? A. Equality is a more important
kevin correctly answered 75% of his 32 test questions. how many questions would kevin have to answer to get more that 80% correct?
Based on this map, which European nation colonized the most land in West Africa?A) PortugalB) ItalyC) SpainD) France