Which function has a domain of start set x such that x is greater than or equal to 8 end set ?
A
f of x is equal to square root of x minus 8 end root plus 1B
f of x is equal to square root of x plus 1 end root minus 8C
f of x is equal to square root of x plus 8 end root minus 1D
f of x is equal to square root of x minus 1 end root plus 8