Question

value of -cos90. (note : here is minus so dont give the answer of cos90​

Answer 1

- Cos 90

= - ( cos 90)

= - ( 0 )

= 0 Answer......

:)

Answer 2

Explanation:

- cos 90 = - (0)

so, -cos 90 = 0

hope it helps.......✌✌