Resolver la identidad trigonométrica
(sen x + cos x)² + (sen x - cos x)² = 2
(sen x + cos x)² + (sen x - cos x)² = 2
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
sen²x+2senxcosx+cos²x + sen²x-2senxcosx+cos²x=2
sen²x+cos²x + 2senxcosx-2senxcosx + sen²x+cos²x=2
identidad pitagorica sen²x+cos²x=1
1 + 0 + 1= 2
2 = 2