Question

28x^4 - 21x^2 + 7x by 7x^3​

Answer 1

Step-by-step explanation:

$(28 {x}^{4} - 21 {x}^{2} + 7x) \div 7x {}^{3} \\ (28 {x}^{4 \ } \div 7x {}^{3} ) - (21 {x}^{2} \div 7 {x}^{3) } + 7x \div 7 {x}^{3}$

4x-3/x+1/x^2