Question Find the excluded values r=0 Evaluate r21To find the excluded values,set the denominators equal to 0 r2=0Solution r=0 Show Solution Find the roots r∈∅ Evaluate r21To find the roots of the expression,set the expression equal to 0 r21=0The only way a power can not be 0 is when the base not equals 0 r21=0,r=0Calculate r21=0Cross multiply 1=r2×0Simplify the equation 1=0Solution r∈∅ Show Solution
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