Question

sin^2(68degrees) + cos^2(68degrees) - ((sin(45degrees))/(cos(45degrees)))

Answer 1

Answer:

This equals to zero as Sin^2 (68)+ Cos^2 (68) = 1

and Sin (45) = Cos (45)

so.. Sin(45)/cos (45) =1

so 1-1 = 0

Answer 2

Answer:

answer is 0...........@...