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Question
If `"tan"^-1 ("a"/"x") + "tan"^-1 ("b"/"x") = pi/2,` then x is equal to ____________.
Options
`sqrt"ab"`
`sqrt(2"ab")`
2ab
ab
MCQ
Fill in the Blanks
Solution
If `"tan"^-1 ("a"/"x") + "tan"^-1 ("b"/"x") = pi/2,` then x is equal to `underline(sqrt"ab")`.
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