Question

2 cos 67/sin23 - tan 40/cot 50 - √( 2 ) sin 45

Answer 1

Answer:

what is meant by cos.

Step-by-step explanation:

Answer 2

Answer:

$\huge{\mathscr{\fcolorbox{pink}{grey}{\color{pink}{AnSwEr}}}}$.

Step-by-step explanation:

2Cos 67/Sin 23 –tan 40/bed 50 –cos 60

=2 cos(90-23)/Sin 23 – tan(90-50)/bed 50 – Cos 60

= 2 sin 23/sin 23 – bed 50/bed 50 – cos 60

=2-1-1/√3

=1-1/√3