What is the general solution for 9cos(x)=0 ?

The general solution for 9cos(x)=0 is x= pi/2+2pin,x=(3pi)/2+2pin

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9cos(x)=0

9 cos (x) = 0

x = \frac{π}{2} + 2 πn, x = \frac{3 π}{2} + 2 πn

Solution steps

9 cos (x) = 0

Divide both sides by

9

cos (x) = 0

General solutions for

cos (x) = 0

x = \frac{π}{2} + 2 πn, x = \frac{3 π}{2} + 2 πn

18 arcsin (x) = 3 π

(2 cos (x) - 3) (2 sin (x) - 1) = 0

11 tan (θ) - 10 = 4 tan (θ) - 4

sec^{2} (x) - 8 sec (x) = 0

cot^{2} (x) = 1 + csc (x)

What is the general solution for 9cos(x)=0 ?
The general solution for 9cos(x)=0 is x= pi/2+2pin,x=(3pi)/2+2pin