Question

evaluate the following integral

Answer 1

\[\int\limits_{0}^{2} 1+e^(-t) dt\]

Answer 2

evaluate each of them individually,
for \( \int_0^2 e^{-t}dt\), make substitution \( -t = x , dt = -dx \)

Answer 3

what

Answer 4

\[ \int_0^2 (1 + e^{-t}) dt = ?\]
do you know how to evaluate it without limits?

Answer 5

what i did doesn't look right

Answer 6

so no

Answer 7

hmm ... do you know how to evaluate it?

Answer 8

is the correct answer 1.353

Answer 9

check yourslef
http://www.wolframalpha.com/input/?i=integrate+1+%2B+e%5E-x+from+0+to+2

Answer 10

would you know how to solve this with out using the hyperbolic cos and sin function?

Answer 11

hmm ... this is not hyperbolic, it's exponential.