[" 7.If the plane "2x-3y+6z-11=0" makes ...

[" 7.If the plane "2x-3y+6z-11=0" makes an "],[" angle "sin^(-1)(lambda)" with the "x" -axis,then "lambda" is equal to: "],[[" a) "(2)/(7)," b) "(sqrt(45))/(7)],[" c) "-(2)/(7)," d) None of these "]]

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