f(x)= square root sign 3-3x x=-1,3 f(-1)= 11/29/2013 | David from Melbourne, FL | 1 Answer | 0 Votes Mark favorite Subscribe Comment
f(x)= square root sign 3-3x x=-1,3 I assume f(x)=√(3-3x) f(-1)= √(3-3(-1))=√6 f(3)=√(3-9)=√(-6) A clearer statement would be helpful. 11/29/2013 | Michael F. Comment