9.Find the value of `(p/q)^-2` if `p/q =(5/6)^-2 times (4/3)^0`

Find the value of : 1/2 p^(2) xx 4p^(2)q xx(-3 p)

Find the value of 2p^2q-3pq^2+2p-3p+1 when p=3,q=-3

If p = 4, q= 3 and r = -2, find the values of : (p^(2)+q^(2)-r^(2))/(pq+qr-pr)

The vertices of triangle are A(-5,3),B(p-1) and C(6,q). If the centroid of the DeltaABC is (1,-1) , then the values of p and q are (i) p=-2,q=5 (ii) p=2,q=-5 (iii) p=3,q=5 (iv) p=-5,q=2

Find the value of : 2p + 3q + 4r + por when p =-1,q = 2 and r = 3

Let If the set of values of k for which f(x) 0 is (p,q) then find the value of (4p+3q), where f(x)=kx^2+x(3-4k)-12.

Find the value of (p + q)/3 for given structure p = degree of unsturation (DU) q = number of 2^(@) carbon

Find the excess of 4p^(2)-2pq +3q^(2) over 2p^(2)-pq +4q^(2) .

If tan 6 theta=p/q find the value of (1)/(2)(p cosec 2 theta-q sec 2 theta) terms of p and q.

Let alpha,beta be the roots of the equation x^(2)-px+r=0 and alpha//2,2beta be the roots of the equation x^(2)-qx+r=0 , then the value of r is (1) (2)/(9)(p-q)(2q-p) (2) (2)/(9)(q-p)(2p-q) (3) (2)/(9)(q-2p)(2q-p) (4) (2)/(9)(2p-q)(2q-p)