Find a value of x that satisfies the following statement. 5 csC x= sec 12 Choose the value of x that satisfies the statement. O A. x=5 O B. x= - 12 OC. x= 12 O D. x= 24

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A: Solution ) 5cos3x = 5cosx 5cos3x - 5cosx = 0 5cosx ( cos2x - 1 ) = 0 cosx ( cos2x - 1 ) = 0 From thi...