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marasofia1616
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Find all solutions in the interval [0, 2π).
cos x = sin x
 2 years ago
 2 years ago
marasofia1616 Group Title
Find all solutions in the interval [0, 2π). cos x = sin x
 2 years ago
 2 years ago

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ghazi Group TitleBest ResponseYou've already chosen the best response.1
both of these are equal at theta= pi/4
 2 years ago

matricked Group TitleBest ResponseYou've already chosen the best response.1
sinx=cosx then tanx=1 hence x=pi/4 and 5pi/4
 2 years ago

ghazi Group TitleBest ResponseYou've already chosen the best response.1
now find those pi/4 s in 0 to 2 pi
 2 years ago

matricked Group TitleBest ResponseYou've already chosen the best response.1
general sol. is n(pi) + pi/4 where n is an integer
 2 years ago
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