Lim(x->0) x÷(|x|+x²) =
A) 1 B) -1 C) 0 D) Does n't exist
Answers
Answered by
1
lim x / (|x| + x^2) (|x| = x when x >0
x---->0 = -x when x <0)
L.H.L. =
lim x / (-x + x^2)
x------>0
= lim 1 / (-1 + x)
x----->.0
= -1
R.H.L. =
lim x / (x + x^2)
x------>0
= lim 1 / (1 + x)
x------->0
= 1
L.H.L. ≠ R.H.L. (limit does not exist)
hence (D) option is correct
x---->0 = -x when x <0)
L.H.L. =
lim x / (-x + x^2)
x------>0
= lim 1 / (-1 + x)
x----->.0
= -1
R.H.L. =
lim x / (x + x^2)
x------>0
= lim 1 / (1 + x)
x------->0
= 1
L.H.L. ≠ R.H.L. (limit does not exist)
hence (D) option is correct
doraemondorami2:
sorry the option is given as C
Similar questions