Tg45+sin^217 + cos^217

Question

Tg45+sin^217 + cos^217

Answer 1

sin45=cos45 ;  tg45 =1

sin^2(17)  + cos^2(17) = 1

 

tg45+sin^217 + cos^217  =  1+1 = 2

 

ОТВЕТ 2