Question

solve :
sin 45° + cos 90° - tan 30°

Answer 1

sin45 + cos 90 - tan 30
(1/root2) + 0 - 1
(1/root2 )-1
(1 - root2)/ root2

after rationalization

(root2 - 2)/2

i hope its help ☆☆ :)

Answer 2

Answer:

Step-by-step explanation: