tan 20° > tan 120° I know this is right but if any one have any methode it is ???
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the easiest way of getting is the logic behind it
in the first quadrant, all trigonometric ratios are +ve
in the second quadrant, only sin is +ve
∴tan will be -ve in the second quadrant
since +ve value is always greater than -ve value (it is obvious and u might know this)
∴tan20°>tan120°
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