Question

Show that -e^(-t)(sint) +3/2cos^2tsinte^(-t) -e^(t)cost+3/2e^(-t)cos^2(t)sint is equal to -e^(-t)sint +e^(-t)cost

Show that

-e^(-t)(sint) +3/2cos^2tsinte^(-t) -e^(t)cost+3/2e^(-t)cos^2(t)sint

is equal to

-e^(-t)sint +e^(-t)cost

Math   Advanced-Math   
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