Question Simplify the expression Solution z−7z4−2 Evaluate z−(7×zz5)−2Divide the terms More Steps Evaluate zz5Use the product rule aman=an−m to simplify the expression 1z5−1Simplify z5−1Divide the terms z4 z−(7z4)−2Solution z−7z4−2 Show Solution Find the excluded values Find the excluded values z=0 Evaluate z−(7×zz5)−2Solution z=0 Show Solution Find the roots Find the roots of the algebra expression z∈/R Evaluate z−(7×zz5)−2To find the roots of the expression,set the expression equal to 0 z−(7×zz5)−2=0Find the domain z−(7×zz5)−2=0,z=0Calculate z−(7×zz5)−2=0Divide the terms More Steps Evaluate zz5Use the product rule aman=an−m to simplify the expression 1z5−1Simplify z5−1Divide the terms z4 z−(7z4)−2=0Multiply the terms z−7z4−2=0Solution z∈/R Show Solution