निम्न फलनों का समाकलन ज्ञात कीजिएः
(i) `int_(R)^(oo)(GMm)/(x^(2))dx` (ii) `int_(r_(1))^(r_(2))-k(q_(1)q_(2))/(x^(2))dx` (iii) `int_(u)^(v)Mvdv` (iv) `int_(0)^(oo)x^(-1//2)dx`
v. `int_(0)^(pi//2)sinxdx` (vi)`int_(0)^(pi//2)cos x dx` (vii) `int_(-pi//2)^(pi//2)cos x dx`

Answer

(i) `(GMm)/R` (ii) `kq_(1)q_(2)(1/(r_(2))-1/(r_(1)))`
(iii) `1/2M(v^(2)-u^(2))` (iv) `oo` (v) 1 (vi) 1 (vii) 2