6. Consider the function f(x) = -2VX - 1 - 2. Which of the following statements is TRUE regarding its domain and range?
a) D = {x E Rx > 1}
b) R = {y E Rly > -2}
c) D = {x E R | X > 1}
d) R = {y E Rly < -2}

Help!!!

The parabola opens: y=√x-4 (principal square root) up down right left

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An internet company charges $8.95 per month for the first 3 months that it hosts your web site. then the company charges $11.95 per month for web hosting. how much money, in dollars, will the company charge for 8 months of web hosting?