1.

If F(x)=[(cosx,-sinx,0),(sinx,cosx,0),(0,0,1)] and G(x)=[(cosx,0,sinx),(0,1,0),(-sinx,0,cosx)] then [F(x)G(x)]^(-1)=

Answer»

`G(-X)F(-x)`
`{F(x)}^(-1){G(x)}^(-1)`
`[G(x)]{F(x)}`
`F(x).G(x)`

ANSWER :A


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