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Question

Which of the following satisfies the equation a2b2x2b2xa2x+1=0?


A

1b2

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B

1b2

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C

±1b2

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D

1a2

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Solution

The correct option is B

1b2


a2b2x2b2xa2x+1=0
b2x(a2x1)1(a2x1)=0
(a2x1)(b2x1)=0
x=1a2,1b2


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