Question

Simplify

pls help me ASAP

Answer 1

`(\left((4)/(3)ab^3\right)\left((6)/(2)a^4\right))/(a^5)=(\left((\\ot4^2)/(\\ot3_1)\cdot(\\ot6^2)/(\\ot2_1)\right)(aa^4)(b^3))/(a^5)=(4a^5b^3)/(a^5)=\boxed{4b^3}`