If p:q = 3:5 and q-p = 4 then (3p+4q) = ?

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

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

If p + q = sqrt13 and p -q = sqrt5 , then the value of pq is

If p + q = sqrt13 p - q = sqrt5 then the value of pq is ____

If p and q are positive, then prove that the coefficients of x^p and x^q in the expansion of (1+x)^(p+q) will be equal.

IF 3p^2=5p+2 and 3q^2=5q+2 where p ne q , obtain the equation whose roots are (3p-2q)and (3q-2p).

IF p^2/q and q^2/p are the roots of the equation 2x^2+7x-4=0 , find the equation whose roots are p and q (p+q real).

Express 3.28 in the form of (p)/(q) (where p and q are intgers, q ne0 ).

The base B C of a A B C is bisected at the point (p ,q) & the equation to the side A B&A C are p x+q y=1 & q x+p y=1 . The equation of the median through A is: (p-2q)x+(q-2p)y+1=0 (p+q)(x+y)-2=0 (2p q-1)(p x+q y-1)=(p^2+q^2-1)(q x+p y-1) none of these

Let's find the length of the card where the area of the card is (9p^2 - 4q^2) sq.m. and breadth of the card is (3p - 2q) m Here, Length = Area div Breadth