SOLUTION: Graph the function as a solid curve and its inverse as a dashed curve on the same axes. f(x) = square root x+6

Algebra ->  Equations -> SOLUTION: Graph the function as a solid curve and its inverse as a dashed curve on the same axes. f(x) = square root x+6       Log On


   

Question 47130: Graph the function as a solid curve and its inverse as a dashed curve on the same axes.
f(x) = square root x+6
Answer by Nate(3500) About Me  (Show Source):
You can put this solution on YOUR website!
f(x) = sqrt(x + 6)
y = sqrt(x + 6)
x = sqrt(y + 6)
x^2 = y + 6
x^2 - 6 = y
red line: f(x) = sqrt(x + 6)
green line: f^-1(x) = x^2 - 6
graph%28600%2C600%2C-10%2C10%2C-10%2C10%2Csqrt%28x%2B6%29%2Cx%5E2-6%2Cx%29