TUTU3/2|xsin ax|dx equals-(A) (3/1) + 1/72(B) (3/1) - 1 172(D) None of the(C) 1/(1 +1)

1/((2 1/3))+1/((1 3/4)) is equal to (a) 7/(14) (b) (12)/(49) (c) 4 1/(12) (d) None of these

(1)/((2(1)/(3)))+(1)/((1(3)/(4))) is equal to (a) (7)/(14) (b) (12)/(49) (c) 4(1)/(12) (d) None of these

((-3)/2)^(-1) is equal to (a) 2/3 (b) 2/3 (c) 3/2 (d) none of these

The set of all values of a for which both roots of equation x^2-2ax+a^2-1=0 lies between -2 and 4 is (A) (-1,2) (B) (1,3) (C) (-1,3) (D) none of these

The set of all values of a for which both roots of equation x^2-2ax+a^2-1=0 lies between -2 and 4 is (A) (-1,2) (B) (1,3) (C) (-1,3) (D) none of these

If (log)_(0. 3)(x-1) (a) (2,oo) (b) (1,2) (c) (-2,-1) (d) None of these

((-3)/2)^(-1) is equal to 2/3 (b) 2/3 (c) 3/2 (d) none of these

The difference of 1(3)/(16) and its reciprocal is equal to (a) 1(1)/(8) (b) (4)/(3) (c) (15)/(16) (d) None of these

int_(-1)^(1)(x^(3)+|x|+1)/(x^(2)+2|x|+1)dx , is equal to a) ln2 b) 2 ln 2 c) 1/2 ln 2 d)None of these

If a : b=3:4, then 4a :3b= (a) 4:3 (b) 3:4 (c) 1:1 (d) None of these