1.

18x⁴+21x³÷3x² solve​

Answer»

Step-by-step EXPLANATION:

18 {x}^{4}  + 21 {x}^{3}  \div 3 {x}^{2}

= \frac{18 {x}^{4} }{3 {x}^{2} }  +  \frac{21 { {x}^{3} } }{3 {x}^{2} }

= 6 {x}^{2}  + 7x



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