Question Find the excluded values b=0 Evaluate b684To find the excluded values,set the denominators equal to 0 b6=0Solution b=0 Show Solution Find the roots b∈∅ Evaluate b684To find the roots of the expression,set the expression equal to 0 b684=0The only way a power can not be 0 is when the base not equals 0 b684=0,b=0Calculate b684=0Cross multiply 84=b6×0Simplify the equation 84=0Solution b∈∅ Show Solution