$\"\"$

The equation is $\"\"$ .

Here the integrand is $\"\"$ .

Fundamental theorem of calculus can be applied to the continuous functions only, but here the integrand function is infinite discontinuity at $\"\"$ .

Therefore, $\"\"$ doesnot exist.

$\"\"$

Fundamental theorem of calculus can be applied to the continuous functions only, but here the integrand function is not continuous at $\"\"$ .