Question

PLEASE JUST HELP ME! I JUST WANT TO GET THIS DONE FOR SATRUDAY

Answer 1

`\left(3a^2 b^7 \right)\left(5a^3 b^8 \right)\implies (3\cdot 5)(a^2 \cdot a^3)(b^7\cdot b^8)\implies 15a^(2+3)b^(7+8)\implies {\LARGE \begin{array}{llll} 15a^5 b^(15) \end{array}}`