1.

Q: If x cos2300. sin600=$${tan^2{45}^0.sec60^0}\over cosec\ 60^0$$ then the value of x :

A. $$ 1\over \sqrt { 3} $$
B. $$ 2{2\over 3} $$
C. $$ 1\over \sqrt { 2} $$
D. $$ {1\over 2} $$
Answer» C. $$ 1\over \sqrt { 2} $$


Discussion

No Comment Found