Question

10. y2(y5) =

13. 2y(y6)

14. d5(d2)

15. 5L(L3)

Answer 1

10) y^7

13) 2y^7

14) d^7

15) 5l^4

Explanation:

`\bf 10)\:y2(y5)`

`y^2y^5`

`y^(2+5)`

`y^7`

_______________

`\bf 13)\:2y\left(y^6\right)`

`2yy^6`

`2y^(1+6)`

`2y^7`

_______________

`\bf 14)\:d5(d2)`

`d5(d2)`

`d^(5+2)`

`d^7`

_______________

`\bf 15)\: 5l\left(l^3\right)`

`5ll^3`

`5l^(1+3)`

`5l^4`

_______________

Hope this helps!