85. Let poe EC for some real numbers o and 22. Let c E C and n E R. Show that = cp" + cp" =2|c|o" cos(n + c)
Posted: Thu Jun 02, 2022 9:08 am
85. Let poe EC for some real numbers o and 22. Let c E C and n E R. Show that = cp" + cp" =2|c|o" cos(n + c)