The problem is from the topic Inequality.

Question
Solve for real 'x' if > 0

(1) x > 9
(2) 0 < x < 9
(3) x < 0
(4) None of these

Correct Choice is (2) and Correct Answer is 0 < x < 9

Explanatory Answer

Squaring on both sides we get, 9x-x² > 0

=> x² - 9x < 0

=> x(x - 9) < 0

=> 0 < x < 9

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