SOLUTION: Please show all work. Consider the function: f(x)= (-x^2)-1 a. Find the x-intercepts b. Find the y-intercepts c. Graph the function f(x)=(-x^2)-1

Algebra ->  Rational-functions -> SOLUTION: Please show all work. Consider the function: f(x)= (-x^2)-1 a. Find the x-intercepts b. Find the y-intercepts c. Graph the function f(x)=(-x^2)-1       Log On


   

Question 1017138: Please show all work.

Consider the function: f(x)= (-x^2)-1
a. Find the x-intercepts
b. Find the y-intercepts
c. Graph the function f(x)=(-x^2)-1
Answer by rothauserc(4718) About Me  (Show Source):
You can put this solution on YOUR website!
a) There are no real x-intercepts
-x^2 = 1
x^2 = -1
x = i or -i (imaginary number)
:
b) y = (-x^2) - 1
if x = 0, y = -1
y-intercept is -1
:
c) graph below
+graph%28300%2C+200%2C+-2.4%2C+2.4%2C+-7%2C+1%2C+%28-x%5E2%29-1%29