If `(x^2-1)/(x+1)=4,\ \ x=?` (a) 0 (b) 1 (c) 5 (d) Cannot be determined (e) None of these

If x+y=15 a n d x y=56 , then what is the value of x^2+y^2? (a) 110 (b) 113 (c) 121 (d) Cannot be determined (e) None of these

If x^2-7x=-12 , what is the value of x ? -3 or -4 (b) 3 or 4 (c) 3 or -4 (d) Cannot be determined (e) None of these

If x^(3)+(1)/(x^(3))=110, then x+(1)/(x)=5 (b) 10 (c) 15 (d) none of these

The value of (1-x^4)/(1+x)+(1+x^2)/xxx1/(x(1-x)) is (a) 1 (b) 1-x^2 (c) 1/x (d) 1+x (e) None of these

If (x+(1)/(x))=2, then (x-(1)/(x)) is equal to (a) 0 (b) 1 (c) 2 (d) 5

If a (A) x=0 (B) x=1 (C) x=2 (D) None of these.

The domain of the function f(x)=sqrt(log(|x|-1))(x^(2)+4x+4) is (a) (-3,-1)uu(1,2)(b)(-2,-1)uu(2,oo) (d) none of these (d)none of these

int_0^oo (xlogx)/(1+x^2)^2dx= (A) e (B) 1 (C) 0 (D) none of these

If 3x+7=x^(2)+P=7x+5, what is the value of P?(1)/(2)(b)8(1)/(4)(c)8(1)/(2) (d) Cannot be determined

If (x^(2)+(1)/(x^(2)))=34, then (x+(1)/(x)) is equal to (a)3(b)4(c)5(d) None of these is equal