Question

Please show work having a brain fart

Answer 1

`\bf 10c^6(8c^2+3c)\implies 10c^6\cdot 8c^2+10c^6\cdot 3c^1 \\\\\\ 10\cdot 8c^6c^2+10\cdot 3+c^6c^1\implies 80c^(6+2)+30c^(6+1)\implies 80c^8+30c^7`