The value of the integral `int((1-costheta)^(2/7))/((1+costheta)^(9/7))dthetai s` `7/(11)(t a ntheta/2)^((11)/7)+C` (b) `7/(11)(costheta/2)^((11)/7)+C` `7/(11)(s intheta/2)^((11)/7)+C` (d) none of these

Let f(x)=int(x^(2)dx)/((1+x^(2))(1+sqrt(x^(2)+1))) and f(0)=0 Then value of f(1) will be (7)/(11)(tan(theta)/(2))_((11)/(7))^((11)/(7))+C (b) (7)/(11)((cos theta)/(2))^((11)/(7))+C(7)/(11)(s int h(eta)/(2))^((11)/(7))+C (d)none of these

Add(4)/(-11) and (7)/(11)

log((11)/(7))^(5)=5(log11)/(7)

The smallest of the fractions (6)/(11), (7)/(11), (8)/(11), (9)/(11) is

( 1+3+5+7+9+11 )^ (3/2) = (a)36 (b) 216 (c)256 (d) none of these

-2 3/7+4=? (-11)/7 (b) (11)/7 (-45)/7 (d) (45)/7

If f(x)=sin^(-1)cos x, then the value of f(10)+f'(10) is (a)11-(7 pi)/(2) (b) (7 pi)/(2)-11 (c) (5 pi)/(2)-11( d) none of these

Evaluate : (sqrt(11)-sqrt(7))/(sqrt(11)+sqrt(7))

4(4)/(5)-:6(2)/(5)=?(3)/(4) (b) (5)/(7) (c) (5)/(8)(d)(7)/(11) (e) None of these

3(7)/(11)+7(3)/(11)xx1(1)/(2)=?