2)(2c⁵b⁴+3c⁴b³)÷(-3c⁴b³)= (2b⁴c⁵+3b³c⁴):(-3b³c⁴)=b³c⁴•(2bc+3)/-3b³c⁴
4)(-a⁵b³+3a⁶b²):(4a⁴b²)=-a⁵b³+3a⁶b²/4a⁴b²=a⁴b²•(-ab+3a²)/4a⁴b²=-ab+3a²/4
2)(2c⁵b⁴+3c⁴b³)÷(-3c⁴b³)= (2b⁴c⁵+3b³c⁴):(-3b³c⁴)=b³c⁴•(2bc+3)/-3b³c⁴
4)(-a⁵b³+3a⁶b²):(4a⁴b²)=-a⁵b³+3a⁶b²/4a⁴b²=a⁴b²•(-ab+3a²)/4a⁴b²=-ab+3a²/4