nyco nyco
  • 01-05-2016
  • Mathematics
contestada

the zeros of the function f(x) =(x+2) to the second power minus 5

Respuesta :

konrad509
konrad509 konrad509
  • 01-05-2016
[tex](x+2)^2-5=0\\ (x+2)^2=5\\ x+2=-\sqrt5 \vee x+2=\sqrt5\\ x=-2-\sqrt5 \vee x=-2+\sqrt5[/tex]
Answer Link

Otras preguntas

2h/3-1/4=1/3 solve and show your steps
which property you used.64+58=                    +64
what is this number in word form 3,152,308,726
Containment was a policy in which the U.S. tried to do what?
A box is lowered using a rope. If the acceleration of the box, is 2.5 m/s2 (downward) and the tension in the rope is 31 N, what is the mass of the box (in kg)?
Among other things, the romantics valued: a. individualism, the belief in the uniqueness of each person. b. socialism, a system in which society owns and contr
What is the coefficient of x in the expression x-2? Explain your reasoning.
the student council president wants to find out the opinion of the students on the issue of school lunch options. The president sends out a survey to a random
2h/3-1/4=1/3 solve and show your steps
how do you solve m/9 divided by mn squared / 3