AP EAMCET Engineering 23 Apr 2019 Shift 1 Paper

Section: Mathematics

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Question : 20 of 160

Marks: +1, -0

If tan A - tan B = x and cot A - cot B = y, then cot (A - B) =

xy
x+y
xy
x−y
x−y
xy
y−x
xy

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