# maths

posted by
**elle**
.

hi, i would really appreciate some help on simplifying this question:

-2(3e^-x-e^x)(-3e^-x-e^x)

could this be simplified as

-2(3e^-x-e^x)-(3e^-x-e^x)

which would then become

(-2-1)(3e^-x-e^x)

i feel this isn't right however...