99 Percentile Qs Bank for JEE MainMathematicsLimits
_ x 0 1+x x - x ^2 x 2 =
Options
- A1
- B2
- C3
- D-1
Correct answer
C. 3
Step-by-step solution
aligned & _ x 0 1+x x - x ^2 x 2 & = _ x 0 1+x x- x ^2 x 2 ( 1+x x + x ) aligned aligned & = _ x 0 x x+2 ^2 x 2 ^2 x 2 ( 1+x x + x ) & = _ x 0 x x + 2 ^2 x 2 x^2 ^2 x 2 x^2 ( 1+x x + x ) aligned = _ x 0 ( x x + 2 ^2 x 2 x^2 4 1 4 ^2 x 2 x^2 4 1 4 ( 1+x x + x ) ) aligned & = 1+2 1 1 4 1 1 4 ( 1+0 + 1 ) & =3 aligned