c is just a constant
c*e^(-2x)+(1/3)e^x
c*e^(-2x)+(1/3)e^x
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You could probably factor it somehow, but you can't combine it into a single term.
If you're supposed to get rid of negative exponents, you could write the first term as a fraction.
Then you could combine them into a single fraction, or not, as required.
If you're supposed to get rid of negative exponents, you could write the first term as a fraction.
Then you could combine them into a single fraction, or not, as required.