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If alphain(0,pi/2) then sqrt(x^2+x)+(tan...

If `alphain(0,pi/2)` then `sqrt(x^2+x)+(tanalpha)^2/(sqrt(x^2+x))` is always greater than or equal to

A

`2 tan alpha`

B

2

C

1

D

`sec^(2) alpha`

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A
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MCGROW HILL PUBLICATION-QUADRATIC EQUATIONS-Exercise ( Level 2 (single correct answer type questions))
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