SOLUTION: f(x){ x^2 - 1 if x &#8804; 0 {2x - 1 if 0< x &#8804; 5 { 3 if x > 5 Determine the domain, range, x-intercept and y-intercept. Please and thank you :D

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: f(x){ x^2 - 1 if x &#8804; 0 {2x - 1 if 0< x &#8804; 5 { 3 if x > 5 Determine the domain, range, x-intercept and y-intercept. Please and thank you :D      Log On


   

Question 1042416: f(x){ x^2 - 1 if x ≤ 0
{2x - 1 if 0< x ≤ 5
{ 3 if x > 5
Determine the domain, range, x-intercept and y-intercept. Please and thank you :D
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
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Domain is all real numbers.
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Range : y%3C=-1
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X-intercept :
x%5E2-1=0
%28x%2B1%29%28x-1%29=0
Only the negative value here,
x%2B1=0
x=-1
and
2x-1=0
2x=1
x=1%2F2
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Y-intercept : When x=0, y=-1