Question Simplify the expression 1 Evaluate σσSolution 1 Show Solution Find the excluded values σ=0 Evaluate σσSolution σ=0 Show Solution Find the roots σ∈∅ Evaluate σσTo find the roots of the expression,set the expression equal to 0 σσ=0Find the domain σσ=0,σ=0Calculate σσ=0Simplify the expression 1=0Solution σ∈∅ Show Solution