$10$ pts

$y^{\text{'}\text{'}}-2y^{\text{'}}-15y=2te{n}^{6t},y(0)=0,y^{\text{'}}(0)=1,y(1)=$

None of the other answers

$42\mathrm{.}337$

$52\mathrm{.}325$

$82\mathrm{.}794$

$71\mathrm{.}094$

Question $8$