Question

if Y = 3 Cos pi/2 then dy/dt will be equal to

Answer 1

Aloha ! ✌️

___________________________

Y = 3 cos pi/2

dY / dt = 3 (-sin pi/2 ).



♠️ TAKE INTO CONSIDERATION ALL THE FOLLOWING POINTS [ BELOW ] :-



✴️ Differentiation of cos theta is ( - sin theta )

✴️ Constant is kept separately and at the end just multipled .

____________________________

Hope it helps you....! ☑️☺️