AP EAMCET202021 Sep 2020Evening ShiftMathematicsLimitsActual
( _ x 1 ((1-x) ( x 2 ) )= )
Options
- A( 1 )
- B( 3 )
- C( 4 )
- D( 2 )
Correct answer
D. ( 2 )
Step-by-step solution
( aligned & Lim _ x 1 (1-x) ( 2 x ) & = Lim _ x 1 1-x ( x 2 ) = Lim _ x 1 -1 - 2 cosec ^2 ( x 2 ) (on applying L'Hospital rule) aligned ) (= 2 ) Hence, option (d) is correct.