Question

cos1×cos2×cos3×.........×cos120​

Answer 1

Step-by-step explanation:

Given that :-

cos1×cos2×cos3×.........×cos120

=>Cos 1×Cos2×....×Cos90×...×Cos 120

we know that Cos 90°=0

so product of any number with zero is always 0

=>Cos 1×Cos2×....×0×...×Cos 120

=>0

Therefore,

cos1×cos2×cos3×...×cos120=0

Answer 2

Answer:

0 is the answer for your question