SOLUTION: Find the x-intercepts of the formula R=0.4x-0.0001x^2

Algebra ->  Complex Numbers Imaginary Numbers Solvers and Lesson -> SOLUTION: Find the x-intercepts of the formula R=0.4x-0.0001x^2      Log On


   

Question 417606: Find the x-intercepts of the formula R=0.4x-0.0001x^2
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
R+=+.4x+-+.0001x%5E2
-.0001x%5E2+%2B+.4x+=+0
+x%2A%28-.0001x+%2B+.4%29+=+0
.0001x+=+.4
x+=+.4%2F.0001
x+=+4000
The x-intercepts are at x+=+0
and x+=+4000