If `(lim)_(xrarroo)(sqrt(p x^2+q x)-r x)=2,t h e n` `q=4r` b. `q=2r` c.`q=r` d. `q=6r`

If p(q-r) x^2 +q(r-p) x+r(p-q) =0 has equal roots then 2/q =

If p(q-r)x^2+q(r-p)x+r(p-q)=0 has equal roots, then;

Solution of (dy)/(dx)(x^2y^3+x y)=1 is , e^(y^(2)/p)(1/x+y^r-q)=C Then a. p=r b. q+r=4 c. p+q+r=6 d. r=2

x^(p-q).x^(q-r).x^(r-p)

sqrt(x^(p-q))sqrt(x^(q-r))sqrt(x^(r-p))=1

If (x+2) is a common factor of (px^2+qx+r) and (qx^2+px+r) then (a) p=q or p+q+r=0 (b) p=r or p+q+r=0 (c) q=r or p+q+r=0 (d) p=q=-1/2r

If (x+2) is a common factor of (px^2+qx+r) and (qx^2+px+r) then a) p=q or p+q+r=0 b) p=r or p+q+r=0 c) q=r or p+q+r=0 d) p=q=-1/2r

If (x+2) is a common factor of (px^(2)+qx+r) and (qx^(2)+px+r) then a p=q or p+q+r=0 b p=r or p+q+r=0 c) q=r or p+q+r=0 d p=q=-(1)/(2)r