Question

Please help asap 30 pts

Answer 1

`(2)/(5a)\cdot(6)/(7a^2)=(2\cdot6)/(5a\cdot7a^2)=(12)/((5\cdot7)(a\cdot a^2))=(12)/(35a^3)`

`\boxed{Answer:\ C.\ (12)/(35a^3)}`

`Used:\ a^n\cdot a^m=a^(n+m)`

Answer 2

C: 12/35a^3

2 multiplied by 6 is 12.
5 multiplied by 7 is 35.
a^1+a^2=a^3.