Question

Value of cos 0 . Cos 30.cos 45.cos 60.cos 90 is

Answer 1

Answer:

0 is the value

Step-by-step explanation:

$1 \times \frac{ \sqrt{3} }{2} \times \frac{1}{ \sqrt{2} } \times \frac{1}{2} \times 0 = 0$