If p and q are real number and `p+q=3 , p^4+q^4=369` then the value of `(1/p+1/q)^-2` is

If p and q are positive real numbers such that p^2+q^2=1 , then the maximum value of p+q is

P and q are positive numbers such that p^q =q^p and q =9p . The value of p is

If p and q are positive real numbers such that p^2+""q^2=""1 , then the maximum value of (p""+""q) is (1) 2 (2) 1/2 (3) 1/(sqrt(2)) (4) sqrt(2)

If p:q=5:7 and p-q=-4 then find the value of 3p+4q.

If p and q are positive numbers other than 1, then the least value of |log_(q)p+log_(p)q| is ______.

If p and q are two quantities such that p^(2) +q^(2) =1 , then maximum value of p + q is

If p and q are positive real numbers such that p^(2)+q^(2)=1 then find the maximum value of (p+q)

If (p^2)/(q^2) + (q^2)/(p^2) =1, then the value of (p^6 +q^6) is